details

property	value
status	complete
benchmark	mirrorInterv_rec.jar
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n058.star.cs.uiowa.edu
space	Julia_12_recursive

run statistics

property	value
solver	AProVE
configuration	standard
runtime (wallclock)	2.49141001701 seconds
cpu usage	6.231658454
max memory	3.24091904E8

stage attributes

key	value
output-size	6840
starexec-result	NO

output

/export/starexec/sandbox/solver/bin/starexec_run_standard /export/starexec/sandbox/benchmark/theBenchmark.jar /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- NO proof of /export/starexec/sandbox/benchmark/theBenchmark.jar # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty termination of the given Bare JBC problem could be disproven: (0) Bare JBC problem (1) BareJBCToJBCProof [EQUIVALENT, 97 ms] (2) JBC problem (3) JBCNonTerm [COMPLETE, 473 ms] (4) NO ---------------------------------------- (0) Obligation: need to prove termination of the following program: public class MirrorInterv { public static void loop_aux(int i, int range) { if (-range <= i & i <= range) { if (range - i < 5 || range + i < 5) i = i*(-1); else { range++; i--; if (i == 0) range = -1; } loop_aux(i, range); } } public static void loop(int i) { loop_aux(i, 20); } public static void main(String[] args) { loop(args.length); } } ---------------------------------------- (1) BareJBCToJBCProof (EQUIVALENT) initialized classpath ---------------------------------------- (2) Obligation: need to prove termination of the following program: public class MirrorInterv { public static void loop_aux(int i, int range) { if (-range <= i & i <= range) { if (range - i < 5 || range + i < 5) i = i*(-1); else { range++; i--; if (i == 0) range = -1; } loop_aux(i, range); } } public static void loop(int i) { loop_aux(i, 20); } public static void main(String[] args) { loop(args.length); } } ---------------------------------------- (3) JBCNonTerm (COMPLETE) Constructed a run with a repetition. States 6 and 63 are repetitions (when considering only the interesting positions [lv_0_0, lv_0_1]). 0:<MirrorInterv.main||0: load ADDR #0||#0: a2|| -> a2([java.lang.String...]): length 16 -->{java.lang.Object...} YES: (JL1) 1:<MirrorInterv.main||1: arraylength|| - ||a2> a2([java.lang.String...]): length 16 -->{java.lang.Object...} YES: (JL1) 2:<MirrorInterv.main||2: MirrorInterv.loop(I)V|| - ||16> YES: (JL1) 3:<MirrorInterv.loop||0: load INT #0||#0: 16|| -> popout

output may be truncated. 'popout' for the full output.

job log

popout

actions

all output return to Java Bytec 64199