./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-bad-ring-nondet.wvr.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a4c57e3 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-bad-ring-nondet.wvr.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 15:06:41,328 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 15:06:41,381 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 15:06:41,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 15:06:41,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 15:06:41,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 15:06:41,411 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 15:06:41,411 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 15:06:41,412 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 15:06:41,412 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 15:06:41,413 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 15:06:41,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 15:06:41,414 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 15:06:41,416 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 15:06:41,416 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 15:06:41,416 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 15:06:41,416 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 15:06:41,416 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 15:06:41,417 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 15:06:41,417 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 15:06:41,417 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 15:06:41,420 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 15:06:41,420 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 15:06:41,420 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 15:06:41,421 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 15:06:41,421 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 15:06:41,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 15:06:41,421 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 15:06:41,421 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 15:06:41,421 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 15:06:41,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 15:06:41,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 15:06:41,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 15:06:41,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 15:06:41,422 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 15:06:41,422 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 15:06:41,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 15:06:41,423 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 15:06:41,423 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 15:06:41,425 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 15:06:41,425 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 15:06:41,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-09-08 15:06:41,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 15:06:41,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 15:06:41,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 15:06:41,658 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 15:06:41,659 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 15:06:41,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2024-09-08 15:06:42,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 15:06:43,067 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 15:06:43,067 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c [2024-09-08 15:06:43,073 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9154d4df4/f4698664d9de4319897ec6544971f803/FLAGca8bb46d8 [2024-09-08 15:06:43,476 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/9154d4df4/f4698664d9de4319897ec6544971f803 [2024-09-08 15:06:43,478 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 15:06:43,482 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 15:06:43,483 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-bad-ring-nondet.wvr.yml/witness.yml [2024-09-08 15:06:43,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 15:06:43,799 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 15:06:43,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 15:06:43,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 15:06:43,805 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 15:06:43,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 03:06:43" (1/2) ... [2024-09-08 15:06:43,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f80388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:43, skipping insertion in model container [2024-09-08 15:06:43,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 03:06:43" (1/2) ... [2024-09-08 15:06:43,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@751fd8c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 03:06:43, skipping insertion in model container [2024-09-08 15:06:43,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 03:06:43" (2/2) ... [2024-09-08 15:06:43,808 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f80388 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:43, skipping insertion in model container [2024-09-08 15:06:43,808 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 03:06:43" (2/2) ... [2024-09-08 15:06:43,905 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 15:06:43,906 INFO L1541 ArrayList]: Location invariant before [L106-L106] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= N) && ((2147483648LL + (long long )N) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_back >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n3 >= 0LL)) && ((1073741823LL - (long long )n2) + (long long )n3 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n3 >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q3_back) + (long long )q3_front >= 0LL)) && ((long long )N + (long long )n1 >= 0LL)) && ((long long )N + (long long )n2 >= 0LL)) && ((long long )N + (long long )n3 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )n1 + (long long )n3 >= 0LL)) && ((long long )n2 + (long long )n3 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n2) - (long long )n3 >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q3_back) - (long long )q3_front >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n3 >= 0LL)) && ((2147483646LL - (long long )n2) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q3_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q1_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_back >= 0LL) [2024-09-08 15:06:43,908 INFO L1541 ArrayList]: Location invariant before [L55-L55] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= N) && ((2147483648LL + (long long )N) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_back >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n3 >= 0LL)) && ((1073741823LL - (long long )n2) + (long long )n3 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n3 >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q3_back) + (long long )q3_front >= 0LL)) && ((long long )N + (long long )n1 >= 0LL)) && ((long long )N + (long long )n2 >= 0LL)) && ((long long )N + (long long )n3 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )n1 + (long long )n3 >= 0LL)) && ((long long )n2 + (long long )n3 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n2) - (long long )n3 >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q3_back) - (long long )q3_front >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n3 >= 0LL)) && ((2147483646LL - (long long )n2) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q3_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q1_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_back >= 0LL) [2024-09-08 15:06:43,909 INFO L1541 ArrayList]: Location invariant before [L72-L72] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= N) && ((2147483648LL + (long long )N) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_back >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n3 >= 0LL)) && ((1073741823LL - (long long )n2) + (long long )n3 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n3 >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q3_back) + (long long )q3_front >= 0LL)) && ((long long )N + (long long )n1 >= 0LL)) && ((long long )N + (long long )n2 >= 0LL)) && ((long long )N + (long long )n3 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )n1 + (long long )n3 >= 0LL)) && ((long long )n2 + (long long )n3 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n2) - (long long )n3 >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q3_back) - (long long )q3_front >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n3 >= 0LL)) && ((2147483646LL - (long long )n2) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q3_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q1_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_back >= 0LL) [2024-09-08 15:06:43,909 INFO L1541 ArrayList]: Location invariant before [L59-L59] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= N) && ((2147483648LL + (long long )N) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_back >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n3 >= 0LL)) && ((1073741823LL - (long long )n2) + (long long )n3 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n3 >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q3_back) + (long long )q3_front >= 0LL)) && ((long long )N + (long long )n1 >= 0LL)) && ((long long )N + (long long )n2 >= 0LL)) && ((long long )N + (long long )n3 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )n1 + (long long )n3 >= 0LL)) && ((long long )n2 + (long long )n3 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n2) - (long long )n3 >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q3_back) - (long long )q3_front >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n3 >= 0LL)) && ((2147483646LL - (long long )n2) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q3_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q1_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_back >= 0LL) [2024-09-08 15:06:43,909 INFO L1541 ArrayList]: Location invariant before [L84-L84] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= N) && ((2147483648LL + (long long )N) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_back >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n3 >= 0LL)) && ((1073741823LL - (long long )n2) + (long long )n3 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n3 >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q3_back) + (long long )q3_front >= 0LL)) && ((long long )N + (long long )n1 >= 0LL)) && ((long long )N + (long long )n2 >= 0LL)) && ((long long )N + (long long )n3 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )n1 + (long long )n3 >= 0LL)) && ((long long )n2 + (long long )n3 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n2) - (long long )n3 >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q3_back) - (long long )q3_front >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n3 >= 0LL)) && ((2147483646LL - (long long )n2) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q3_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q1_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_back >= 0LL) [2024-09-08 15:06:43,909 INFO L1541 ArrayList]: Location invariant before [L64-L64] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= N) && ((2147483648LL + (long long )N) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_back >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n3 >= 0LL)) && ((1073741823LL - (long long )n2) + (long long )n3 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n3 >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q3_back) + (long long )q3_front >= 0LL)) && ((long long )N + (long long )n1 >= 0LL)) && ((long long )N + (long long )n2 >= 0LL)) && ((long long )N + (long long )n3 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )n1 + (long long )n3 >= 0LL)) && ((long long )n2 + (long long )n3 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n2) - (long long )n3 >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q3_back) - (long long )q3_front >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n3 >= 0LL)) && ((2147483646LL - (long long )n2) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q3_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q1_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_back >= 0LL) [2024-09-08 15:06:43,910 INFO L1541 ArrayList]: Location invariant before [L89-L89] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= N) && ((2147483648LL + (long long )N) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_back >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n3 >= 0LL)) && ((1073741823LL - (long long )n2) + (long long )n3 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n3 >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q3_back) + (long long )q3_front >= 0LL)) && ((long long )N + (long long )n1 >= 0LL)) && ((long long )N + (long long )n2 >= 0LL)) && ((long long )N + (long long )n3 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )n1 + (long long )n3 >= 0LL)) && ((long long )n2 + (long long )n3 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n2) - (long long )n3 >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q3_back) - (long long )q3_front >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n3 >= 0LL)) && ((2147483646LL - (long long )n2) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q3_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q1_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_back >= 0LL) [2024-09-08 15:06:43,910 INFO L1541 ArrayList]: Location invariant before [L111-L111] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= N) && ((2147483648LL + (long long )N) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )N) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n1) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n2) + (long long )q3_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q1_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q2_back >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_front >= 0LL)) && ((2147483648LL + (long long )n3) + (long long )q3_back >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n3 >= 0LL)) && ((1073741823LL - (long long )n2) + (long long )n3 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )N) + (long long )n3 >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n1) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n2) + (long long )q3_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q1_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q2_back >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_front >= 0LL)) && ((3221225471LL - (long long )n3) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q2_back >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q1_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_front) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q2_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_front >= 0LL)) && ((4294967295LL - (long long )q2_back) + (long long )q3_back >= 0LL)) && ((4294967295LL - (long long )q3_back) + (long long )q3_front >= 0LL)) && ((long long )N + (long long )n1 >= 0LL)) && ((long long )N + (long long )n2 >= 0LL)) && ((long long )N + (long long )n3 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )n1 + (long long )n3 >= 0LL)) && ((long long )n2 + (long long )n3 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )N) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n3 >= 0LL)) && ((1073741823LL + (long long )n2) - (long long )n3 >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )N) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n1) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n2) - (long long )q3_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q1_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q2_back >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_front >= 0LL)) && ((2147483647LL + (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q1_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q2_back >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q1_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967295LL + (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967295LL + (long long )q3_back) - (long long )q3_front >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n3 >= 0LL)) && ((2147483646LL - (long long )n2) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )N) - (long long )n3 >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n1) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n2) - (long long )q3_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q1_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q2_back >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_front >= 0LL)) && ((3221225470LL - (long long )n3) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q1_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_front) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )q2_back) - (long long )q3_back >= 0LL)) && ((4294967294LL - (long long )q3_back) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q1_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q2_back >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_front >= 0LL)) && ((4294967294LL - (long long )N) - (long long )q3_back >= 0LL) [2024-09-08 15:06:43,930 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 15:06:44,072 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c[4124,4137] [2024-09-08 15:06:44,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 15:06:44,091 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-08 15:06:44,322 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-ring-nondet.wvr.c[4124,4137] [2024-09-08 15:06:44,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 15:06:44,339 INFO L204 MainTranslator]: Completed translation [2024-09-08 15:06:44,339 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44 WrapperNode [2024-09-08 15:06:44,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 15:06:44,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 15:06:44,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 15:06:44,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 15:06:44,346 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (1/1) ... [2024-09-08 15:06:44,368 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (1/1) ... [2024-09-08 15:06:44,417 INFO L138 Inliner]: procedures = 24, calls = 48, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 331 [2024-09-08 15:06:44,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 15:06:44,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 15:06:44,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 15:06:44,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 15:06:44,427 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (1/1) ... [2024-09-08 15:06:44,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (1/1) ... [2024-09-08 15:06:44,437 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (1/1) ... [2024-09-08 15:06:44,440 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (1/1) ... [2024-09-08 15:06:44,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (1/1) ... [2024-09-08 15:06:44,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (1/1) ... [2024-09-08 15:06:44,480 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (1/1) ... [2024-09-08 15:06:44,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (1/1) ... [2024-09-08 15:06:44,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 15:06:44,501 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 15:06:44,501 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 15:06:44,501 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 15:06:44,502 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (1/1) ... [2024-09-08 15:06:44,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 15:06:44,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:06:44,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-09-08 15:06:44,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-09-08 15:06:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 15:06:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-08 15:06:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-08 15:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-08 15:06:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-08 15:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-08 15:06:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-08 15:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 15:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-08 15:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-08 15:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-08 15:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-08 15:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 15:06:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 15:06:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-08 15:06:44,570 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-08 15:06:44,672 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 15:06:44,673 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 15:06:45,494 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 15:06:45,494 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 15:06:45,950 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 15:06:45,951 INFO L318 CfgBuilder]: Removed 6 assume(true) statements. [2024-09-08 15:06:45,951 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 03:06:45 BoogieIcfgContainer [2024-09-08 15:06:45,951 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 15:06:45,955 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 15:06:45,955 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 15:06:45,958 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 15:06:45,958 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 03:06:43" (1/4) ... [2024-09-08 15:06:45,958 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dbf0c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 03:06:45, skipping insertion in model container [2024-09-08 15:06:45,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 03:06:43" (2/4) ... [2024-09-08 15:06:45,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dbf0c96 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 03:06:45, skipping insertion in model container [2024-09-08 15:06:45,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 03:06:44" (3/4) ... [2024-09-08 15:06:45,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dbf0c96 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 03:06:45, skipping insertion in model container [2024-09-08 15:06:45,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 03:06:45" (4/4) ... [2024-09-08 15:06:45,960 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2024-09-08 15:06:45,974 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 15:06:45,974 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2024-09-08 15:06:45,975 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 15:06:46,077 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-09-08 15:06:46,105 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 15:06:46,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 15:06:46,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:06:46,110 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 15:06:46,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-09-08 15:06:46,162 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 15:06:46,175 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork1 ======== [2024-09-08 15:06:46,181 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7e0c0ee1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 15:06:46,181 INFO L337 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-09-08 15:06:46,677 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 15:06:46,680 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:06:46,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1201721728, now seen corresponding path program 1 times [2024-09-08 15:06:46,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:06:46,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007851851] [2024-09-08 15:06:46,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:06:46,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:06:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:06:47,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:06:47,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:06:47,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007851851] [2024-09-08 15:06:47,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007851851] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:06:47,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 15:06:47,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 15:06:47,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715662290] [2024-09-08 15:06:47,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:06:47,159 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 15:06:47,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:06:47,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 15:06:47,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-08 15:06:47,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:06:47,184 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:06:47,185 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:06:47,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:06:47,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:06:47,276 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 15:06:47,277 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 15:06:47,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:06:47,278 INFO L85 PathProgramCache]: Analyzing trace with hash 2032368134, now seen corresponding path program 1 times [2024-09-08 15:06:47,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:06:47,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564488883] [2024-09-08 15:06:47,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:06:47,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:06:47,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:06:50,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:06:50,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:06:50,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564488883] [2024-09-08 15:06:50,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564488883] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:06:50,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1037428433] [2024-09-08 15:06:50,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:06:50,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:06:50,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:06:50,062 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:06:50,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-08 15:06:50,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:06:50,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-09-08 15:06:50,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:06:51,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:06:51,016 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:07:05,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:07:05,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1037428433] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:07:05,897 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:07:05,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 21 [2024-09-08 15:07:05,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107620941] [2024-09-08 15:07:05,898 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:07:05,898 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-09-08 15:07:05,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:07:05,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-09-08 15:07:05,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2024-09-08 15:07:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:07:05,900 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:07:05,900 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.227272727272727) internal successors, (49), 21 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:07:05,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:07:05,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:07:08,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:07:08,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:07:08,764 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-09-08 15:07:08,946 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-09-08 15:07:08,946 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 15:07:08,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:07:08,947 INFO L85 PathProgramCache]: Analyzing trace with hash -472293632, now seen corresponding path program 1 times [2024-09-08 15:07:08,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:07:08,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112266641] [2024-09-08 15:07:08,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:07:08,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:07:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:07:11,532 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:07:11,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:07:11,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112266641] [2024-09-08 15:07:11,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112266641] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:07:11,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107573297] [2024-09-08 15:07:11,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:07:11,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:07:11,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:07:11,538 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:07:11,539 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-08 15:07:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:07:11,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-09-08 15:07:11,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:07:12,764 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:07:12,764 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:07:27,187 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:07:27,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107573297] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:07:27,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:07:27,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15, 15] total 41 [2024-09-08 15:07:27,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088309104] [2024-09-08 15:07:27,188 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:07:27,189 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-09-08 15:07:27,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:07:27,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-09-08 15:07:27,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=318, Invalid=1404, Unknown=0, NotChecked=0, Total=1722 [2024-09-08 15:07:27,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:07:27,191 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:07:27,192 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 1.7142857142857142) internal successors, (72), 41 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:07:27,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:07:27,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:07:27,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:07:30,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:07:30,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:07:30,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-08 15:07:30,581 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-08 15:07:30,771 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:07:30,772 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 15:07:30,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:07:30,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1438302528, now seen corresponding path program 2 times [2024-09-08 15:07:30,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:07:30,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895292904] [2024-09-08 15:07:30,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:07:30,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:07:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:07:33,586 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:07:33,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:07:33,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895292904] [2024-09-08 15:07:33,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895292904] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:07:33,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059647797] [2024-09-08 15:07:33,587 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 15:07:33,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:07:33,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:07:33,589 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:07:33,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-08 15:07:33,722 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 15:07:33,723 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:07:33,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-09-08 15:07:33,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:07:35,268 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-09-08 15:07:35,269 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 15:07:35,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1059647797] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:07:35,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 15:07:35,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [21] total 27 [2024-09-08 15:07:35,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015149082] [2024-09-08 15:07:35,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:07:35,270 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 15:07:35,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:07:35,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 15:07:35,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=661, Unknown=0, NotChecked=0, Total=756 [2024-09-08 15:07:35,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:07:35,271 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:07:35,271 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 7 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:07:35,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:07:35,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:07:35,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-09-08 15:07:35,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:08:22,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:08:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-09-08 15:08:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-09-08 15:08:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 15:08:22,956 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-09-08 15:08:22,957 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 2 remaining) [2024-09-08 15:08:22,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-09-08 15:08:23,161 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:08:23,177 INFO L408 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-09-08 15:08:23,180 INFO L312 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork1 was SAFE,SAFE (1/4) [2024-09-08 15:08:23,182 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 15:08:23,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 15:08:23,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:08:23,185 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 15:08:23,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2024-09-08 15:08:23,191 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 15:08:23,191 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork0 ======== [2024-09-08 15:08:23,191 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7e0c0ee1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 15:08:23,191 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-08 15:08:23,358 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 15:08:23,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:08:23,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1860466270, now seen corresponding path program 1 times [2024-09-08 15:08:23,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:08:23,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073508119] [2024-09-08 15:08:23,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:08:23,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:08:23,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:08:23,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:08:23,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:08:23,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073508119] [2024-09-08 15:08:23,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073508119] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:08:23,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 15:08:23,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 15:08:23,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266764249] [2024-09-08 15:08:23,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:08:23,428 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 15:08:23,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:08:23,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 15:08:23,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-08 15:08:23,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:08:23,430 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:08:23,431 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:08:23,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:08:23,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:08:23,516 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-09-08 15:08:23,516 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 15:08:23,516 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:08:23,516 INFO L85 PathProgramCache]: Analyzing trace with hash -471627676, now seen corresponding path program 1 times [2024-09-08 15:08:23,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:08:23,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786960053] [2024-09-08 15:08:23,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:08:23,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:08:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:08:24,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:08:24,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:08:24,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786960053] [2024-09-08 15:08:24,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786960053] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:08:24,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041850650] [2024-09-08 15:08:24,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:08:24,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:08:24,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:08:24,897 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:08:24,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-08 15:08:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:08:24,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-09-08 15:08:24,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:08:25,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:08:25,399 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:08:38,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:08:38,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041850650] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:08:38,672 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:08:38,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 20 [2024-09-08 15:08:38,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051060944] [2024-09-08 15:08:38,672 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:08:38,672 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-09-08 15:08:38,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:08:38,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-09-08 15:08:38,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2024-09-08 15:08:38,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:08:38,673 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:08:38,674 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 2.238095238095238) internal successors, (47), 21 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:08:38,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:08:38,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:08:41,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:08:41,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:08:41,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-09-08 15:08:41,272 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:08:41,273 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 15:08:41,273 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:08:41,273 INFO L85 PathProgramCache]: Analyzing trace with hash 316826590, now seen corresponding path program 1 times [2024-09-08 15:08:41,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:08:41,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981032322] [2024-09-08 15:08:41,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:08:41,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:08:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:08:43,164 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:08:43,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:08:43,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981032322] [2024-09-08 15:08:43,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981032322] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:08:43,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1436749140] [2024-09-08 15:08:43,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:08:43,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:08:43,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:08:43,167 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:08:43,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-09-08 15:08:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:08:43,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-09-08 15:08:43,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:08:43,926 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:08:43,927 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:08:58,086 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:08:58,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1436749140] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:08:58,087 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:08:58,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 40 [2024-09-08 15:08:58,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234319271] [2024-09-08 15:08:58,087 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:08:58,088 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-09-08 15:08:58,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:08:58,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-09-08 15:08:58,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=318, Invalid=1404, Unknown=0, NotChecked=0, Total=1722 [2024-09-08 15:08:58,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:08:58,089 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:08:58,089 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 41 states have (on average 1.6341463414634145) internal successors, (67), 41 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:08:58,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:08:58,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:08:58,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:00,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:00,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:09:00,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-08 15:09:00,847 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-09-08 15:09:01,038 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-09-08 15:09:01,039 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 15:09:01,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:09:01,039 INFO L85 PathProgramCache]: Analyzing trace with hash 104289822, now seen corresponding path program 2 times [2024-09-08 15:09:01,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:09:01,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950275269] [2024-09-08 15:09:01,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:01,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:09:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:03,240 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:09:03,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:09:03,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950275269] [2024-09-08 15:09:03,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950275269] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:09:03,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1020283334] [2024-09-08 15:09:03,241 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 15:09:03,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:09:03,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:09:03,242 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:09:03,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-09-08 15:09:03,375 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 15:09:03,375 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:09:03,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-09-08 15:09:03,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:09:04,103 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-09-08 15:09:04,103 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 15:09:04,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1020283334] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:09:04,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 15:09:04,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [20] total 26 [2024-09-08 15:09:04,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027727331] [2024-09-08 15:09:04,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:09:04,104 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 15:09:04,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:09:04,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 15:09:04,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=661, Unknown=0, NotChecked=0, Total=756 [2024-09-08 15:09:04,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:04,106 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:09:04,106 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:09:04,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:04,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:09:04,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-09-08 15:09:04,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:47,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:09:47,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-09-08 15:09:47,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-09-08 15:09:47,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 15:09:47,700 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-09-08 15:09:47,700 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-09-08 15:09:47,700 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-09-08 15:09:47,701 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-09-08 15:09:47,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-09-08 15:09:47,904 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:09:47,907 INFO L408 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-09-08 15:09:47,907 INFO L312 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE (2/4) [2024-09-08 15:09:47,908 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 15:09:47,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 15:09:47,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:09:47,910 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 15:09:47,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Waiting until timeout for monitored process [2024-09-08 15:09:47,914 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 15:09:47,914 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-08 15:09:47,914 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7e0c0ee1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 15:09:47,914 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-08 15:09:49,673 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-08 15:09:49,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:09:49,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1285536379, now seen corresponding path program 1 times [2024-09-08 15:09:49,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:09:49,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515782171] [2024-09-08 15:09:49,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:49,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:09:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:49,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-08 15:09:49,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:09:49,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515782171] [2024-09-08 15:09:49,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515782171] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:09:49,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 15:09:49,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 15:09:49,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658768274] [2024-09-08 15:09:49,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:09:49,786 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 15:09:49,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:09:49,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 15:09:49,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 15:09:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:49,787 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:09:49,787 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:09:49,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:49,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:49,910 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-09-08 15:09:49,910 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-08 15:09:49,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:09:49,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1573203814, now seen corresponding path program 1 times [2024-09-08 15:09:49,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:09:49,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134863336] [2024-09-08 15:09:49,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:49,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:09:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:49,993 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-09-08 15:09:49,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:09:49,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134863336] [2024-09-08 15:09:49,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134863336] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:09:49,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 15:09:49,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 15:09:49,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499238179] [2024-09-08 15:09:49,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:09:49,994 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 15:09:49,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:09:49,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 15:09:49,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 15:09:49,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:49,995 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:09:49,995 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:09:49,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:49,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:50,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:50,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:50,166 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-09-08 15:09:50,166 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-08 15:09:50,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:09:50,167 INFO L85 PathProgramCache]: Analyzing trace with hash -136410206, now seen corresponding path program 2 times [2024-09-08 15:09:50,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:09:50,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117612290] [2024-09-08 15:09:50,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:50,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:09:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:50,333 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-09-08 15:09:50,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:09:50,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117612290] [2024-09-08 15:09:50,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117612290] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:09:50,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [31132481] [2024-09-08 15:09:50,333 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 15:09:50,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:09:50,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:09:50,335 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:09:50,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-09-08 15:09:50,442 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 15:09:50,442 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:09:50,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-09-08 15:09:50,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:09:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-09-08 15:09:50,496 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 15:09:50,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [31132481] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:09:50,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 15:09:50,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2024-09-08 15:09:50,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962829785] [2024-09-08 15:09:50,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:09:50,497 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 15:09:50,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:09:50,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 15:09:50,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-09-08 15:09:50,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:50,498 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:09:50,498 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:09:50,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:50,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:50,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:50,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:50,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:50,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:50,621 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-09-08 15:09:50,812 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-09-08 15:09:50,813 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-08 15:09:50,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:09:50,813 INFO L85 PathProgramCache]: Analyzing trace with hash 489842012, now seen corresponding path program 1 times [2024-09-08 15:09:50,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:09:50,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594092555] [2024-09-08 15:09:50,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:50,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:09:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:50,956 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-08 15:09:50,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:09:50,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594092555] [2024-09-08 15:09:50,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594092555] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:09:50,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256345683] [2024-09-08 15:09:50,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:50,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:09:50,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:09:50,958 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:09:50,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-09-08 15:09:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:51,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 1891 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-09-08 15:09:51,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:09:51,290 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-09-08 15:09:51,290 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 15:09:51,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1256345683] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:09:51,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 15:09:51,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-09-08 15:09:51,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597794920] [2024-09-08 15:09:51,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:09:51,291 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 15:09:51,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:09:51,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 15:09:51,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-09-08 15:09:51,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:51,292 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:09:51,292 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:09:51,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:51,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:51,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:51,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:51,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:51,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:51,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:51,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:51,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-09-08 15:09:51,617 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:09:51,618 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-08 15:09:51,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:09:51,618 INFO L85 PathProgramCache]: Analyzing trace with hash 472019392, now seen corresponding path program 1 times [2024-09-08 15:09:51,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:09:51,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875582806] [2024-09-08 15:09:51,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:51,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:09:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:51,765 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-09-08 15:09:51,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:09:51,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875582806] [2024-09-08 15:09:51,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875582806] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:09:51,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165684497] [2024-09-08 15:09:51,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:51,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:09:51,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:09:51,767 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:09:51,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-09-08 15:09:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:52,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 1900 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-09-08 15:09:52,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:09:52,041 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-09-08 15:09:52,042 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 15:09:52,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [165684497] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:09:52,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 15:09:52,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2024-09-08 15:09:52,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285837706] [2024-09-08 15:09:52,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:09:52,042 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 15:09:52,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:09:52,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 15:09:52,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-09-08 15:09:52,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:52,043 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:09:52,043 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:09:52,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:52,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:52,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:52,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:52,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:52,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:52,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:52,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:52,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:52,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:52,187 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-09-08 15:09:52,370 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-09-08 15:09:52,370 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-09-08 15:09:52,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:09:52,370 INFO L85 PathProgramCache]: Analyzing trace with hash 870698476, now seen corresponding path program 1 times [2024-09-08 15:09:52,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:09:52,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073009767] [2024-09-08 15:09:52,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:52,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:09:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:52,529 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-08 15:09:52,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:09:52,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073009767] [2024-09-08 15:09:52,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073009767] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:09:52,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [435469446] [2024-09-08 15:09:52,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:52,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:09:52,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:09:52,531 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:09:52,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-09-08 15:09:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:52,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 1909 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-09-08 15:09:52,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:09:52,829 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-09-08 15:09:52,830 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:09:52,923 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-09-08 15:09:52,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [435469446] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:09:52,923 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:09:52,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 14 [2024-09-08 15:09:52,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508381067] [2024-09-08 15:09:52,924 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:09:52,924 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-09-08 15:09:52,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:09:52,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-09-08 15:09:52,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-09-08 15:09:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:52,925 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:09:52,925 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 8.357142857142858) internal successors, (117), 14 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:09:52,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:52,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:52,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:52,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:52,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:52,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 15:09:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:09:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:09:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-08 15:09:55,195 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-09-08 15:09:55,195 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-09-08 15:09:55,195 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-09-08 15:09:55,195 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-09-08 15:09:55,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-09-08 15:09:55,395 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-09-08 15:09:55,396 INFO L408 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2024-09-08 15:09:55,397 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (3/4) [2024-09-08 15:09:55,398 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 15:09:55,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 15:09:55,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:09:55,399 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 15:09:55,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (15)] Waiting until timeout for monitored process [2024-09-08 15:09:55,402 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 15:09:55,402 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Thread1of1ForFork2 ======== [2024-09-08 15:09:55,402 INFO L336 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7e0c0ee1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 15:09:55,402 INFO L337 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-09-08 15:09:55,667 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 15:09:55,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:09:55,667 INFO L85 PathProgramCache]: Analyzing trace with hash -491590270, now seen corresponding path program 1 times [2024-09-08 15:09:55,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:09:55,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384122426] [2024-09-08 15:09:55,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:55,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:09:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:55,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:09:55,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:09:55,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384122426] [2024-09-08 15:09:55,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384122426] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:09:55,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 15:09:55,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 15:09:55,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039472684] [2024-09-08 15:09:55,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:09:55,742 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-08 15:09:55,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:09:55,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-08 15:09:55,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-08 15:09:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:55,742 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:09:55,743 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:09:55,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:09:55,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:09:55,798 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-09-08 15:09:55,798 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 15:09:55,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:09:55,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1104311160, now seen corresponding path program 1 times [2024-09-08 15:09:55,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:09:55,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603887461] [2024-09-08 15:09:55,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:55,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:09:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:57,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:09:57,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:09:57,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603887461] [2024-09-08 15:09:57,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603887461] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:09:57,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1193498206] [2024-09-08 15:09:57,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:09:57,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:09:57,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:09:57,630 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:09:57,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-09-08 15:09:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:09:57,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-09-08 15:09:57,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:09:58,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:09:58,321 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:10:11,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:10:11,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1193498206] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:10:11,942 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:10:11,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 21 [2024-09-08 15:10:11,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129161155] [2024-09-08 15:10:11,943 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:10:11,943 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-09-08 15:10:11,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:10:11,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-09-08 15:10:11,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2024-09-08 15:10:11,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:10:11,944 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:10:11,944 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.5) internal successors, (55), 21 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:10:11,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:10:11,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:10:14,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:10:14,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:10:14,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-09-08 15:10:14,417 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-09-08 15:10:14,418 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 15:10:14,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:10:14,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1392384770, now seen corresponding path program 1 times [2024-09-08 15:10:14,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:10:14,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438348155] [2024-09-08 15:10:14,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:10:14,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:10:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:10:16,820 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:10:16,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:10:16,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438348155] [2024-09-08 15:10:16,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438348155] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:10:16,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394941411] [2024-09-08 15:10:16,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:10:16,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:10:16,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:10:16,822 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:10:16,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-09-08 15:10:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:10:16,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-09-08 15:10:16,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:10:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:10:18,039 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:10:32,073 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:10:32,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [394941411] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:10:32,073 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:10:32,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 41 [2024-09-08 15:10:32,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412619030] [2024-09-08 15:10:32,074 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:10:32,075 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-09-08 15:10:32,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:10:32,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-09-08 15:10:32,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=318, Invalid=1404, Unknown=0, NotChecked=0, Total=1722 [2024-09-08 15:10:32,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:10:32,078 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:10:32,078 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 1.7619047619047619) internal successors, (74), 41 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:10:32,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:10:32,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:10:32,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:10:35,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:10:35,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:10:35,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-08 15:10:35,035 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-09-08 15:10:35,222 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-09-08 15:10:35,222 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 15:10:35,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:10:35,222 INFO L85 PathProgramCache]: Analyzing trace with hash -770708158, now seen corresponding path program 2 times [2024-09-08 15:10:35,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:10:35,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147331647] [2024-09-08 15:10:35,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:10:35,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:10:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:10:38,025 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:10:38,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:10:38,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147331647] [2024-09-08 15:10:38,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147331647] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:10:38,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579196305] [2024-09-08 15:10:38,026 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 15:10:38,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:10:38,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:10:38,028 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:10:38,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-09-08 15:10:38,155 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 15:10:38,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:10:38,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-09-08 15:10:38,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:10:39,033 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-09-08 15:10:39,033 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 15:10:39,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1579196305] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:10:39,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 15:10:39,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [21] total 27 [2024-09-08 15:10:39,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236418887] [2024-09-08 15:10:39,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:10:39,034 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 15:10:39,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:10:39,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 15:10:39,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=662, Unknown=0, NotChecked=0, Total=756 [2024-09-08 15:10:39,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:10:39,035 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:10:39,035 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:10:39,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:10:39,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:10:39,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-09-08 15:10:39,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:10:42,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:10:42,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:10:42,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-08 15:10:42,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 15:10:42,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-09-08 15:10:42,306 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-09-08 15:10:42,306 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 15:10:42,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:10:42,307 INFO L85 PathProgramCache]: Analyzing trace with hash -740231965, now seen corresponding path program 1 times [2024-09-08 15:10:42,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:10:42,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835810407] [2024-09-08 15:10:42,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:10:42,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:10:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:10:44,644 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:10:44,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:10:44,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835810407] [2024-09-08 15:10:44,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835810407] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:10:44,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1166715861] [2024-09-08 15:10:44,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:10:44,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:10:44,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:10:44,647 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:10:44,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-09-08 15:10:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:10:44,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-09-08 15:10:44,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:10:45,813 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:10:45,814 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 15:10:57,556 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:10:57,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1166715861] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 15:10:57,557 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 15:10:57,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19, 19] total 56 [2024-09-08 15:10:57,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765932351] [2024-09-08 15:10:57,557 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 15:10:57,557 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2024-09-08 15:10:57,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:10:57,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2024-09-08 15:10:57,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=616, Invalid=2576, Unknown=0, NotChecked=0, Total=3192 [2024-09-08 15:10:57,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:10:57,561 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:10:57,561 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 1.5789473684210527) internal successors, (90), 56 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:10:57,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:10:57,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:10:57,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-09-08 15:10:57,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 15:10:57,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:10:59,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:10:59,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:10:59,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-08 15:10:59,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 15:10:59,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-09-08 15:10:59,628 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-09-08 15:10:59,818 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:10:59,819 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 15:10:59,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 15:10:59,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1576760989, now seen corresponding path program 2 times [2024-09-08 15:10:59,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 15:10:59,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959574255] [2024-09-08 15:10:59,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 15:10:59,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 15:10:59,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 15:11:02,759 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 15:11:02,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 15:11:02,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959574255] [2024-09-08 15:11:02,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959574255] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 15:11:02,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [539255986] [2024-09-08 15:11:02,760 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 15:11:02,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:11:02,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 15:11:02,761 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 15:11:02,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-09-08 15:11:02,979 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 15:11:02,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 15:11:02,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-09-08 15:11:02,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 15:11:04,322 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2024-09-08 15:11:04,322 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 15:11:04,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [539255986] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 15:11:04,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 15:11:04,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [33] total 39 [2024-09-08 15:11:04,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087424060] [2024-09-08 15:11:04,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 15:11:04,322 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-08 15:11:04,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 15:11:04,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-08 15:11:04,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=1450, Unknown=0, NotChecked=0, Total=1560 [2024-09-08 15:11:04,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:11:04,323 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 15:11:04,323 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.75) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 15:11:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 15:11:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-09-08 15:11:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-09-08 15:11:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-09-08 15:11:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-09-08 15:11:04,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 15:11:55,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 15:11:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-09-08 15:11:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-09-08 15:11:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 15:11:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-09-08 15:11:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-08 15:11:55,348 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-09-08 15:11:55,348 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 2 remaining) [2024-09-08 15:11:55,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-09-08 15:11:55,548 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 15:11:55,550 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1] [2024-09-08 15:11:55,551 INFO L312 ceAbstractionStarter]: Result for error location thread3Thread1of1ForFork2 was SAFE,SAFE (4/4) [2024-09-08 15:11:55,551 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-08 15:11:55,551 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-08 15:11:55,554 INFO L469 ceAbstractionStarter]: Automizer considered 8 witness invariants [2024-09-08 15:11:55,554 INFO L470 ceAbstractionStarter]: WitnessConsidered=8 [2024-09-08 15:11:55,560 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 03:11:55 BasicIcfg [2024-09-08 15:11:55,560 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-08 15:11:55,561 INFO L158 Benchmark]: Toolchain (without parser) took 311762.19ms. Allocated memory was 174.1MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 116.0MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-09-08 15:11:55,561 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 174.1MB. Free memory is still 133.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 15:11:55,561 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 174.1MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 15:11:55,561 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.75ms. Allocated memory is still 174.1MB. Free memory was 116.0MB in the beginning and 131.5MB in the end (delta: -15.5MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. [2024-09-08 15:11:55,561 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.90ms. Allocated memory is still 174.1MB. Free memory was 131.5MB in the beginning and 123.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-08 15:11:55,562 INFO L158 Benchmark]: Boogie Preprocessor took 80.96ms. Allocated memory is still 174.1MB. Free memory was 123.1MB in the beginning and 118.8MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-08 15:11:55,562 INFO L158 Benchmark]: RCFGBuilder took 1450.33ms. Allocated memory was 174.1MB in the beginning and 274.7MB in the end (delta: 100.7MB). Free memory was 118.8MB in the beginning and 174.4MB in the end (delta: -55.5MB). Peak memory consumption was 134.4MB. Max. memory is 16.1GB. [2024-09-08 15:11:55,562 INFO L158 Benchmark]: TraceAbstraction took 309605.38ms. Allocated memory was 274.7MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 174.4MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-09-08 15:11:55,563 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 174.1MB. Free memory is still 133.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 174.1MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.75ms. Allocated memory is still 174.1MB. Free memory was 116.0MB in the beginning and 131.5MB in the end (delta: -15.5MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.90ms. Allocated memory is still 174.1MB. Free memory was 131.5MB in the beginning and 123.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.96ms. Allocated memory is still 174.1MB. Free memory was 123.1MB in the beginning and 118.8MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1450.33ms. Allocated memory was 174.1MB in the beginning and 274.7MB in the end (delta: 100.7MB). Free memory was 118.8MB in the beginning and 174.4MB in the end (delta: -55.5MB). Peak memory consumption was 134.4MB. Max. memory is 16.1GB. * TraceAbstraction took 309605.38ms. Allocated memory was 274.7MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 174.4MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 74555, independent: 64980, independent conditional: 62503, independent unconditional: 2477, dependent: 9575, dependent conditional: 9565, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 65531, independent: 64980, independent conditional: 62503, independent unconditional: 2477, dependent: 551, dependent conditional: 541, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 65531, independent: 64980, independent conditional: 62503, independent unconditional: 2477, dependent: 551, dependent conditional: 541, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 67154, independent: 64980, independent conditional: 62503, independent unconditional: 2477, dependent: 2174, dependent conditional: 2164, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 67154, independent: 64980, independent conditional: 0, independent unconditional: 64980, dependent: 2174, dependent conditional: 1623, dependent unconditional: 551, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 67154, independent: 64980, independent conditional: 0, independent unconditional: 64980, dependent: 2174, dependent conditional: 1623, dependent unconditional: 551, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1795, independent: 1746, independent conditional: 0, independent unconditional: 1746, dependent: 49, dependent conditional: 39, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1795, independent: 1637, independent conditional: 0, independent unconditional: 1637, dependent: 158, dependent conditional: 0, dependent unconditional: 158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 158, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 49, dependent conditional: 39, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 158, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 49, dependent conditional: 39, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3196, independent: 2148, independent conditional: 0, independent unconditional: 2148, dependent: 1049, dependent conditional: 938, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 67154, independent: 63234, independent conditional: 0, independent unconditional: 63234, dependent: 2125, dependent conditional: 1584, dependent unconditional: 541, unknown: 1795, unknown conditional: 39, unknown unconditional: 1756] , Statistics on independence cache: Total cache size (in pairs): 1795, Positive cache size: 1746, Positive conditional cache size: 0, Positive unconditional cache size: 1746, Negative cache size: 49, Negative conditional cache size: 39, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 63044, Maximal queried relation: 3, Independence queries for same thread: 9024, Persistent sets #1 benchmarks: Persistent set computation time: 2.4s, Number of persistent set computation: 1640, Number of trivial persistent sets: 1257, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2487, independent: 2477, independent conditional: 0, independent unconditional: 2477, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 74555, independent: 64980, independent conditional: 62503, independent unconditional: 2477, dependent: 9575, dependent conditional: 9565, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 65531, independent: 64980, independent conditional: 62503, independent unconditional: 2477, dependent: 551, dependent conditional: 541, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 65531, independent: 64980, independent conditional: 62503, independent unconditional: 2477, dependent: 551, dependent conditional: 541, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 67154, independent: 64980, independent conditional: 62503, independent unconditional: 2477, dependent: 2174, dependent conditional: 2164, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 67154, independent: 64980, independent conditional: 0, independent unconditional: 64980, dependent: 2174, dependent conditional: 1623, dependent unconditional: 551, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 67154, independent: 64980, independent conditional: 0, independent unconditional: 64980, dependent: 2174, dependent conditional: 1623, dependent unconditional: 551, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1795, independent: 1746, independent conditional: 0, independent unconditional: 1746, dependent: 49, dependent conditional: 39, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1795, independent: 1637, independent conditional: 0, independent unconditional: 1637, dependent: 158, dependent conditional: 0, dependent unconditional: 158, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 158, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 49, dependent conditional: 39, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 158, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 49, dependent conditional: 39, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3196, independent: 2148, independent conditional: 0, independent unconditional: 2148, dependent: 1049, dependent conditional: 938, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 67154, independent: 63234, independent conditional: 0, independent unconditional: 63234, dependent: 2125, dependent conditional: 1584, dependent unconditional: 541, unknown: 1795, unknown conditional: 39, unknown unconditional: 1756] , Statistics on independence cache: Total cache size (in pairs): 1795, Positive cache size: 1746, Positive conditional cache size: 0, Positive unconditional cache size: 1746, Negative cache size: 49, Negative conditional cache size: 39, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 63044, Maximal queried relation: 3, Independence queries for same thread: 9024 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 90972, independent: 79120, independent conditional: 76568, independent unconditional: 2552, dependent: 11852, dependent conditional: 11843, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79595, independent: 79120, independent conditional: 76568, independent unconditional: 2552, dependent: 475, dependent conditional: 466, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 79595, independent: 79120, independent conditional: 76568, independent unconditional: 2552, dependent: 475, dependent conditional: 466, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 80993, independent: 79120, independent conditional: 76568, independent unconditional: 2552, dependent: 1873, dependent conditional: 1864, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 80993, independent: 79120, independent conditional: 0, independent unconditional: 79120, dependent: 1873, dependent conditional: 1398, dependent unconditional: 475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 80993, independent: 79120, independent conditional: 0, independent unconditional: 79120, dependent: 1873, dependent conditional: 1398, dependent unconditional: 475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1812, independent: 1772, independent conditional: 0, independent unconditional: 1772, dependent: 40, dependent conditional: 31, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1812, independent: 1663, independent conditional: 0, independent unconditional: 1663, dependent: 149, dependent conditional: 0, dependent unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 149, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 40, dependent conditional: 31, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 40, dependent conditional: 31, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2760, independent: 1990, independent conditional: 0, independent unconditional: 1990, dependent: 770, dependent conditional: 668, dependent unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 80993, independent: 77348, independent conditional: 0, independent unconditional: 77348, dependent: 1833, dependent conditional: 1367, dependent unconditional: 466, unknown: 1812, unknown conditional: 31, unknown unconditional: 1781] , Statistics on independence cache: Total cache size (in pairs): 1812, Positive cache size: 1772, Positive conditional cache size: 0, Positive unconditional cache size: 1772, Negative cache size: 40, Negative conditional cache size: 31, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 77034, Maximal queried relation: 3, Independence queries for same thread: 11377, Persistent sets #1 benchmarks: Persistent set computation time: 2.2s, Number of persistent set computation: 1982, Number of trivial persistent sets: 1489, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2561, independent: 2552, independent conditional: 0, independent unconditional: 2552, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 90972, independent: 79120, independent conditional: 76568, independent unconditional: 2552, dependent: 11852, dependent conditional: 11843, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79595, independent: 79120, independent conditional: 76568, independent unconditional: 2552, dependent: 475, dependent conditional: 466, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 79595, independent: 79120, independent conditional: 76568, independent unconditional: 2552, dependent: 475, dependent conditional: 466, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 80993, independent: 79120, independent conditional: 76568, independent unconditional: 2552, dependent: 1873, dependent conditional: 1864, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 80993, independent: 79120, independent conditional: 0, independent unconditional: 79120, dependent: 1873, dependent conditional: 1398, dependent unconditional: 475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 80993, independent: 79120, independent conditional: 0, independent unconditional: 79120, dependent: 1873, dependent conditional: 1398, dependent unconditional: 475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1812, independent: 1772, independent conditional: 0, independent unconditional: 1772, dependent: 40, dependent conditional: 31, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1812, independent: 1663, independent conditional: 0, independent unconditional: 1663, dependent: 149, dependent conditional: 0, dependent unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 149, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 40, dependent conditional: 31, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 149, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 40, dependent conditional: 31, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2760, independent: 1990, independent conditional: 0, independent unconditional: 1990, dependent: 770, dependent conditional: 668, dependent unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 80993, independent: 77348, independent conditional: 0, independent unconditional: 77348, dependent: 1833, dependent conditional: 1367, dependent unconditional: 466, unknown: 1812, unknown conditional: 31, unknown unconditional: 1781] , Statistics on independence cache: Total cache size (in pairs): 1812, Positive cache size: 1772, Positive conditional cache size: 0, Positive unconditional cache size: 1772, Negative cache size: 40, Negative conditional cache size: 31, Negative unconditional cache size: 9, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 77034, Maximal queried relation: 3, Independence queries for same thread: 11377 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 90460, independent: 78541, independent conditional: 75811, independent unconditional: 2730, dependent: 11919, dependent conditional: 11909, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 78975, independent: 78541, independent conditional: 75811, independent unconditional: 2730, dependent: 434, dependent conditional: 424, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 78975, independent: 78541, independent conditional: 75811, independent unconditional: 2730, dependent: 434, dependent conditional: 424, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79960, independent: 78541, independent conditional: 75811, independent unconditional: 2730, dependent: 1419, dependent conditional: 1409, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 79960, independent: 78541, independent conditional: 24, independent unconditional: 78517, dependent: 1419, dependent conditional: 619, dependent unconditional: 800, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 79960, independent: 78541, independent conditional: 24, independent unconditional: 78517, dependent: 1419, dependent conditional: 619, dependent unconditional: 800, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1931, independent: 1902, independent conditional: 1, independent unconditional: 1901, dependent: 29, dependent conditional: 19, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1931, independent: 1792, independent conditional: 0, independent unconditional: 1792, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 139, independent: 110, independent conditional: 1, independent unconditional: 109, dependent: 29, dependent conditional: 19, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 139, independent: 110, independent conditional: 1, independent unconditional: 109, dependent: 29, dependent conditional: 19, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2415, independent: 1962, independent conditional: 16, independent unconditional: 1946, dependent: 453, dependent conditional: 356, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 79960, independent: 76639, independent conditional: 23, independent unconditional: 76616, dependent: 1390, dependent conditional: 600, dependent unconditional: 790, unknown: 1931, unknown conditional: 20, unknown unconditional: 1911] , Statistics on independence cache: Total cache size (in pairs): 1931, Positive cache size: 1902, Positive conditional cache size: 1, Positive unconditional cache size: 1901, Negative cache size: 29, Negative conditional cache size: 19, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 76577, Maximal queried relation: 4, Independence queries for same thread: 11485, Persistent sets #1 benchmarks: Persistent set computation time: 2.1s, Number of persistent set computation: 4414, Number of trivial persistent sets: 3447, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2740, independent: 2730, independent conditional: 0, independent unconditional: 2730, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 90460, independent: 78541, independent conditional: 75811, independent unconditional: 2730, dependent: 11919, dependent conditional: 11909, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 78975, independent: 78541, independent conditional: 75811, independent unconditional: 2730, dependent: 434, dependent conditional: 424, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 78975, independent: 78541, independent conditional: 75811, independent unconditional: 2730, dependent: 434, dependent conditional: 424, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 79960, independent: 78541, independent conditional: 75811, independent unconditional: 2730, dependent: 1419, dependent conditional: 1409, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 79960, independent: 78541, independent conditional: 24, independent unconditional: 78517, dependent: 1419, dependent conditional: 619, dependent unconditional: 800, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 79960, independent: 78541, independent conditional: 24, independent unconditional: 78517, dependent: 1419, dependent conditional: 619, dependent unconditional: 800, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1931, independent: 1902, independent conditional: 1, independent unconditional: 1901, dependent: 29, dependent conditional: 19, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1931, independent: 1792, independent conditional: 0, independent unconditional: 1792, dependent: 139, dependent conditional: 0, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 139, independent: 110, independent conditional: 1, independent unconditional: 109, dependent: 29, dependent conditional: 19, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 139, independent: 110, independent conditional: 1, independent unconditional: 109, dependent: 29, dependent conditional: 19, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2415, independent: 1962, independent conditional: 16, independent unconditional: 1946, dependent: 453, dependent conditional: 356, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 79960, independent: 76639, independent conditional: 23, independent unconditional: 76616, dependent: 1390, dependent conditional: 600, dependent unconditional: 790, unknown: 1931, unknown conditional: 20, unknown unconditional: 1911] , Statistics on independence cache: Total cache size (in pairs): 1931, Positive cache size: 1902, Positive conditional cache size: 1, Positive unconditional cache size: 1901, Negative cache size: 29, Negative conditional cache size: 19, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 76577, Maximal queried relation: 4, Independence queries for same thread: 11485 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 146055, independent: 127508, independent conditional: 125194, independent unconditional: 2314, dependent: 18547, dependent conditional: 18537, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 128555, independent: 127508, independent conditional: 125194, independent unconditional: 2314, dependent: 1047, dependent conditional: 1037, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 128555, independent: 127508, independent conditional: 125194, independent unconditional: 2314, dependent: 1047, dependent conditional: 1037, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 133589, independent: 127508, independent conditional: 125194, independent unconditional: 2314, dependent: 6081, dependent conditional: 6071, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 133589, independent: 127508, independent conditional: 0, independent unconditional: 127508, dependent: 6081, dependent conditional: 5034, dependent unconditional: 1047, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133589, independent: 127508, independent conditional: 0, independent unconditional: 127508, dependent: 6081, dependent conditional: 5034, dependent unconditional: 1047, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1740, independent: 1659, independent conditional: 0, independent unconditional: 1659, dependent: 81, dependent conditional: 71, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1740, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 190, dependent conditional: 0, dependent unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 190, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 81, dependent conditional: 71, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 190, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 81, dependent conditional: 71, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3630, independent: 2001, independent conditional: 0, independent unconditional: 2001, dependent: 1629, dependent conditional: 1537, dependent unconditional: 92, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 133589, independent: 125849, independent conditional: 0, independent unconditional: 125849, dependent: 6000, dependent conditional: 4963, dependent unconditional: 1037, unknown: 1740, unknown conditional: 71, unknown unconditional: 1669] , Statistics on independence cache: Total cache size (in pairs): 1740, Positive cache size: 1659, Positive conditional cache size: 0, Positive unconditional cache size: 1659, Negative cache size: 81, Negative conditional cache size: 71, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 126231, Maximal queried relation: 5, Independence queries for same thread: 17500, Persistent sets #1 benchmarks: Persistent set computation time: 2.1s, Number of persistent set computation: 1665, Number of trivial persistent sets: 1271, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2324, independent: 2314, independent conditional: 0, independent unconditional: 2314, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 146055, independent: 127508, independent conditional: 125194, independent unconditional: 2314, dependent: 18547, dependent conditional: 18537, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 128555, independent: 127508, independent conditional: 125194, independent unconditional: 2314, dependent: 1047, dependent conditional: 1037, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 128555, independent: 127508, independent conditional: 125194, independent unconditional: 2314, dependent: 1047, dependent conditional: 1037, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 133589, independent: 127508, independent conditional: 125194, independent unconditional: 2314, dependent: 6081, dependent conditional: 6071, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 133589, independent: 127508, independent conditional: 0, independent unconditional: 127508, dependent: 6081, dependent conditional: 5034, dependent unconditional: 1047, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133589, independent: 127508, independent conditional: 0, independent unconditional: 127508, dependent: 6081, dependent conditional: 5034, dependent unconditional: 1047, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1740, independent: 1659, independent conditional: 0, independent unconditional: 1659, dependent: 81, dependent conditional: 71, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1740, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 190, dependent conditional: 0, dependent unconditional: 190, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 190, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 81, dependent conditional: 71, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 190, independent: 109, independent conditional: 0, independent unconditional: 109, dependent: 81, dependent conditional: 71, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3630, independent: 2001, independent conditional: 0, independent unconditional: 2001, dependent: 1629, dependent conditional: 1537, dependent unconditional: 92, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 133589, independent: 125849, independent conditional: 0, independent unconditional: 125849, dependent: 6000, dependent conditional: 4963, dependent unconditional: 1037, unknown: 1740, unknown conditional: 71, unknown unconditional: 1669] , Statistics on independence cache: Total cache size (in pairs): 1740, Positive cache size: 1659, Positive conditional cache size: 0, Positive unconditional cache size: 1659, Negative cache size: 81, Negative conditional cache size: 71, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 126231, Maximal queried relation: 5, Independence queries for same thread: 17500 - PositiveResult [Line: 84]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 89]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 55]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 72]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 59]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 64]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 156]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 106]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 111]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 92 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 97.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 54.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 92, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 41.2s InterpolantComputationTime, 165 NumberOfCodeBlocks, 151 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 199 ConstructedInterpolants, 0 QuantifiedInterpolants, 21012 SizeOfPredicates, 47 NumberOfNonLiveVariables, 732 ConjunctsInSsa, 144 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 61/173 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 92 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 84.7s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 49.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 92, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 34.7s InterpolantComputationTime, 151 NumberOfCodeBlocks, 137 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 20870 SizeOfPredicates, 17 NumberOfNonLiveVariables, 726 ConjunctsInSsa, 144 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 61/173 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 92 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 4.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 36, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 513 NumberOfCodeBlocks, 482 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 557 ConstructedInterpolants, 0 QuantifiedInterpolants, 1527 SizeOfPredicates, 9 NumberOfNonLiveVariables, 6084 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 187/194 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread3Thread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 92 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 120.1s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 61.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 153, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 56.6s InterpolantComputationTime, 335 NumberOfCodeBlocks, 295 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 401 ConstructedInterpolants, 0 QuantifiedInterpolants, 33893 SizeOfPredicates, 69 NumberOfNonLiveVariables, 1300 ConjunctsInSsa, 246 ConjunctsInUnsatCore, 14 InterpolantComputations, 3 PerfectInterpolantSequences, 320/874 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-09-08 15:11:55,608 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (15)] Ended with exit code 0 [2024-09-08 15:11:55,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (10)] Forceful destruction successful, exit code 0 [2024-09-08 15:11:56,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Forceful destruction successful, exit code 0 [2024-09-08 15:11:56,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-09-08 15:11:56,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE