./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-prod-cons3.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-prod-cons3.wvr.c ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-prod-cons3.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 --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 02:53:46,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 02:53:46,564 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 02:53:46,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 02:53:46,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 02:53:46,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 02:53:46,597 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 02:53:46,598 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 02:53:46,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 02:53:46,600 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 02:53:46,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 02:53:46,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 02:53:46,602 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 02:53:46,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 02:53:46,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 02:53:46,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 02:53:46,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 02:53:46,605 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 02:53:46,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 02:53:46,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 02:53:46,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 02:53:46,609 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 02:53:46,609 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 02:53:46,609 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 02:53:46,610 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 02:53:46,610 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 02:53:46,610 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 02:53:46,610 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 02:53:46,611 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 02:53:46,611 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 02:53:46,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 02:53:46,611 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 02:53:46,611 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 02:53:46,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 02:53:46,612 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 02:53:46,612 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 02:53:46,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 02:53:46,613 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 02:53:46,613 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 02:53:46,614 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 02:53:46,614 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 02:53:46,614 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 02:53:46,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 02:53:46,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 02:53:46,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 02:53:46,866 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 02:53:46,866 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 02:53:46,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2024-09-08 02:53:48,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 02:53:48,553 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 02:53:48,553 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-prod-cons3.wvr.c [2024-09-08 02:53:48,561 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e04678f6f/cdda584307ea4560a81b8f8876cab307/FLAG7ce01b27d [2024-09-08 02:53:48,930 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e04678f6f/cdda584307ea4560a81b8f8876cab307 [2024-09-08 02:53:48,933 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 02:53:48,934 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 02:53:48,934 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/popl20-prod-cons3.wvr.yml/witness.yml [2024-09-08 02:53:49,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 02:53:49,295 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 02:53:49,299 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 02:53:49,299 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 02:53:49,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 02:53:49,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:53:48" (1/2) ... [2024-09-08 02:53:49,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b5c5bbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:53:49, skipping insertion in model container [2024-09-08 02:53:49,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:53:48" (1/2) ... [2024-09-08 02:53:49,308 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5612667d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:53:49, skipping insertion in model container [2024-09-08 02:53:49,308 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:53:49" (2/2) ... [2024-09-08 02:53:49,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b5c5bbb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:53:49, skipping insertion in model container [2024-09-08 02:53:49,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:53:49" (2/2) ... [2024-09-08 02:53:49,432 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 02:53:49,433 INFO L1541 ArrayList]: Location invariant before [L68-L68] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,433 INFO L1541 ArrayList]: Location invariant before [L116-L116] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,433 INFO L1541 ArrayList]: Location invariant before [L95-L95] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,434 INFO L1541 ArrayList]: Location invariant before [L85-L85] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,434 INFO L1541 ArrayList]: Location invariant before [L107-L107] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,434 INFO L1541 ArrayList]: Location invariant before [L104-L104] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,434 INFO L1541 ArrayList]: Location invariant before [L82-L82] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,434 INFO L1541 ArrayList]: Location invariant before [L72-L72] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,435 INFO L1541 ArrayList]: Location invariant before [L99-L99] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,435 INFO L1541 ArrayList]: Location invariant before [L56-L56] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,435 INFO L1541 ArrayList]: Location invariant before [L77-L77] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,435 INFO L1541 ArrayList]: Location invariant before [L50-L50] (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((0 <= W) && (W <= 1073741822)) && ((2147483648LL + (long long )front1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back1) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )front2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n1 >= 0LL)) && ((2147483648LL + (long long )back2) + (long long )n2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back1 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )front2 >= 0LL)) && ((2147483648LL + (long long )W) + (long long )back2 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n1 >= 0LL)) && ((1073741822LL - (long long )W) + (long long )n2 >= 0LL)) && ((1073741823LL - (long long )n1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back1) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )front2) + (long long )n2 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n1 >= 0LL)) && ((2147483647LL - (long long )back2) + (long long )n2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back1 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )front2 >= 0LL)) && ((3221225470LL - (long long )W) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )front1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )front2 >= 0LL)) && ((4294967295LL - (long long )back1) + (long long )back2 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front1 >= 0LL)) && ((4294967295LL - (long long )back2) + (long long )front2 >= 0LL)) && ((long long )n1 + (long long )n2 >= 0LL)) && ((long long )W + (long long )n1 >= 0LL)) && ((long long )W + (long long )n2 >= 0LL)) && ((1073741823LL + (long long )n1) - (long long )n2 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n1 >= 0LL)) && ((1073741823LL + (long long )W) - (long long )n2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back1 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )front2 >= 0LL)) && ((2147483647LL + (long long )W) - (long long )back2 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back1) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )front2) - (long long )n2 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n1 >= 0LL)) && ((3221225471LL + (long long )back2) - (long long )n2 >= 0LL)) && ((4294967295LL + (long long )front1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )front2 >= 0LL)) && ((4294967295LL + (long long )back1) - (long long )back2 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front1 >= 0LL)) && ((4294967295LL + (long long )back2) - (long long )front2 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n1 >= 0LL)) && ((2147483645LL - (long long )W) - (long long )n2 >= 0LL)) && ((2147483646LL - (long long )n1) - (long long )n2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back1 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )front2 >= 0LL)) && ((3221225469LL - (long long )W) - (long long )back2 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back1) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )front2) - (long long )n2 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n1 >= 0LL)) && ((3221225470LL - (long long )back2) - (long long )n2 >= 0LL)) && ((4294967294LL - (long long )front1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )front2 >= 0LL)) && ((4294967294LL - (long long )back1) - (long long )back2 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front1 >= 0LL)) && ((4294967294LL - (long long )back2) - (long long )front2 >= 0LL) [2024-09-08 02:53:49,461 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 02:53:49,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 02:53:49,693 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 Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-08 02:53:49,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 02:53:50,007 INFO L204 MainTranslator]: Completed translation [2024-09-08 02:53:50,007 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:53:50 WrapperNode [2024-09-08 02:53:50,008 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 02:53:50,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 02:53:50,010 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 02:53:50,010 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 02:53:50,017 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 02:53:50" (1/1) ... [2024-09-08 02:53:50,042 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 02:53:50" (1/1) ... [2024-09-08 02:53:50,129 INFO L138 Inliner]: procedures = 25, calls = 54, calls flagged for inlining = 16, calls inlined = 18, statements flattened = 280 [2024-09-08 02:53:50,129 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 02:53:50,130 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 02:53:50,130 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 02:53:50,130 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 02:53:50,141 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 02:53:50" (1/1) ... [2024-09-08 02:53:50,141 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 02:53:50" (1/1) ... [2024-09-08 02:53:50,147 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 02:53:50" (1/1) ... [2024-09-08 02:53:50,147 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 02:53:50" (1/1) ... [2024-09-08 02:53:50,171 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 02:53:50" (1/1) ... [2024-09-08 02:53:50,176 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 02:53:50" (1/1) ... [2024-09-08 02:53:50,180 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 02:53:50" (1/1) ... [2024-09-08 02:53:50,184 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 02:53:50" (1/1) ... [2024-09-08 02:53:50,190 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 02:53:50,191 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 02:53:50,191 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 02:53:50,192 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 02:53:50,192 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 02:53:50" (1/1) ... [2024-09-08 02:53:50,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 02:53:50,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:53:50,227 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 02:53:50,229 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 02:53:50,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 02:53:50,276 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-08 02:53:50,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-08 02:53:50,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-08 02:53:50,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-08 02:53:50,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-08 02:53:50,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-08 02:53:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-09-08 02:53:50,279 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-09-08 02:53:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 02:53:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-08 02:53:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-08 02:53:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-08 02:53:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-09-08 02:53:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 02:53:50,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 02:53:50,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-08 02:53:50,281 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 02:53:50,383 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 02:53:50,386 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 02:53:51,252 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 02:53:51,253 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 02:53:51,796 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 02:53:51,797 INFO L318 CfgBuilder]: Removed 5 assume(true) statements. [2024-09-08 02:53:51,798 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 02:53:51 BoogieIcfgContainer [2024-09-08 02:53:51,798 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 02:53:51,801 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 02:53:51,801 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 02:53:51,804 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 02:53:51,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 02:53:48" (1/4) ... [2024-09-08 02:53:51,805 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dff8187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 02:53:51, skipping insertion in model container [2024-09-08 02:53:51,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:53:49" (2/4) ... [2024-09-08 02:53:51,807 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dff8187 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 02:53:51, skipping insertion in model container [2024-09-08 02:53:51,807 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 02:53:50" (3/4) ... [2024-09-08 02:53:51,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dff8187 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 02:53:51, skipping insertion in model container [2024-09-08 02:53:51,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 02:53:51" (4/4) ... [2024-09-08 02:53:51,809 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-prod-cons3.wvr.c [2024-09-08 02:53:51,827 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 02:53:51,828 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-09-08 02:53:51,828 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 02:53:51,987 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-09-08 02:53:52,029 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:53:52,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 02:53:52,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:53:52,032 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 02:53:52,034 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 02:53:52,074 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 02:53:52,087 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork3 ======== [2024-09-08 02:53:52,093 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;@6c8946de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:53:52,094 INFO L337 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-09-08 02:53:52,461 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:53:52,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:53:52,467 INFO L85 PathProgramCache]: Analyzing trace with hash 531413791, now seen corresponding path program 1 times [2024-09-08 02:53:52,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:53:52,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065953335] [2024-09-08 02:53:52,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:53:52,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:53:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:53:54,887 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 02:53:54,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:53:54,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065953335] [2024-09-08 02:53:54,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065953335] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:53:54,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:53:54,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 02:53:54,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122626126] [2024-09-08 02:53:54,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:53:54,895 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 02:53:54,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:53:54,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 02:53:54,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-09-08 02:53:54,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:53:54,921 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:53:54,923 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 4 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 02:53:54,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:53:55,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:53:55,036 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 02:53:55,036 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:53:55,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:53:55,037 INFO L85 PathProgramCache]: Analyzing trace with hash -568773165, now seen corresponding path program 1 times [2024-09-08 02:53:55,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:53:55,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63421199] [2024-09-08 02:53:55,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:53:55,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:53:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:53:56,815 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 02:53:56,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:53:56,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63421199] [2024-09-08 02:53:56,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63421199] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:53:56,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [943171723] [2024-09-08 02:53:56,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:53:56,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:53:56,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:53:56,842 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 02:53:56,844 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 02:53:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:53:56,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-09-08 02:53:56,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:53:57,554 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 02:53:57,554 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:54:02,153 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 02:54:02,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [943171723] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 02:54:02,154 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 02:54:02,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-09-08 02:54:02,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999109345] [2024-09-08 02:54:02,155 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 02:54:02,156 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 02:54:02,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:54:02,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 02:54:02,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-09-08 02:54:02,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:02,160 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:54:02,160 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 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 02:54:02,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:02,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:03,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:03,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:54:03,064 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-09-08 02:54:03,251 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 02:54:03,252 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:54:03,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:54:03,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1806710753, now seen corresponding path program 2 times [2024-09-08 02:54:03,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:54:03,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038010938] [2024-09-08 02:54:03,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:03,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:54:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:05,000 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:05,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:54:05,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038010938] [2024-09-08 02:54:05,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038010938] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:54:05,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [611607076] [2024-09-08 02:54:05,001 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 02:54:05,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:54:05,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:05,005 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 02:54:05,006 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 02:54:05,118 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 02:54:05,119 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 02:54:05,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-08 02:54:05,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:54:05,677 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-08 02:54:05,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 02:54:05,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [611607076] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:54:05,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 02:54:05,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 11 [2024-09-08 02:54:05,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847316065] [2024-09-08 02:54:05,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:54:05,679 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 02:54:05,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:54:05,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 02:54:05,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-09-08 02:54:05,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:05,680 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:54:05,681 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 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 02:54:05,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:05,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:54:05,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:05,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:05,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:54:05,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:54:05,758 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 02:54:05,945 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 02:54:05,946 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:54:05,946 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:54:05,946 INFO L85 PathProgramCache]: Analyzing trace with hash -1567792528, now seen corresponding path program 1 times [2024-09-08 02:54:05,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:54:05,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120637744] [2024-09-08 02:54:05,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:05,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:54:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:07,742 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:07,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:54:07,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120637744] [2024-09-08 02:54:07,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120637744] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:54:07,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1516897191] [2024-09-08 02:54:07,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:07,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:54:07,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:07,745 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 02:54:07,745 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 02:54:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:07,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-09-08 02:54:07,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:54:08,343 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:08,344 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:54:16,298 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:16,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1516897191] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 02:54:16,299 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 02:54:16,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 23 [2024-09-08 02:54:16,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307838407] [2024-09-08 02:54:16,300 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 02:54:16,300 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-09-08 02:54:16,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:54:16,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-09-08 02:54:16,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-09-08 02:54:16,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:16,302 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:54:16,302 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 1.8333333333333333) internal successors, (44), 23 states have internal predecessors, (44), 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 02:54:16,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:16,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:54:16,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:54:16,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:27,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:27,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:54:27,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:54:27,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-08 02:54:27,254 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-09-08 02:54:27,441 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 02:54:27,442 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:54:27,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:54:27,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1630245136, now seen corresponding path program 2 times [2024-09-08 02:54:27,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:54:27,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764730516] [2024-09-08 02:54:27,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:27,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:54:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:29,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:54:29,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764730516] [2024-09-08 02:54:29,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764730516] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:54:29,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790206251] [2024-09-08 02:54:29,698 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 02:54:29,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:54:29,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:29,699 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 02:54:29,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-08 02:54:29,800 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 02:54:29,800 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 02:54:29,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-08 02:54:29,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:54:30,485 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-08 02:54:30,486 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 02:54:30,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790206251] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:54:30,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 02:54:30,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15] total 18 [2024-09-08 02:54:30,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943142425] [2024-09-08 02:54:30,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:54:30,487 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 02:54:30,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:54:30,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 02:54:30,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2024-09-08 02:54:30,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:30,489 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:54:30,489 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 4 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 02:54:30,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:30,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:54:30,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:54:30,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-08 02:54:30,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:39,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:54:39,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 02:54:39,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:54:39,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-08 02:54:39,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:54:39,700 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 1 remaining) [2024-09-08 02:54:39,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-09-08 02:54:39,901 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:54:39,910 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-09-08 02:54:39,911 INFO L312 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork3 was SAFE (1/5) [2024-09-08 02:54:39,916 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:54:39,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 02:54:39,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:39,919 INFO L229 MonitoredProcess]: Starting monitored process 7 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 02:54:39,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2024-09-08 02:54:39,923 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 02:54:39,924 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork0 ======== [2024-09-08 02:54:39,924 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;@6c8946de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:54:39,925 INFO L337 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-09-08 02:54:40,038 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-08 02:54:40,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:54:40,038 INFO L85 PathProgramCache]: Analyzing trace with hash 369543957, now seen corresponding path program 1 times [2024-09-08 02:54:40,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:54:40,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73784118] [2024-09-08 02:54:40,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:40,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:54:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:40,867 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 02:54:40,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:54:40,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73784118] [2024-09-08 02:54:40,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73784118] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:54:40,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:54:40,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 02:54:40,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826809740] [2024-09-08 02:54:40,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:54:40,869 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 02:54:40,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:54:40,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 02:54:40,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-09-08 02:54:40,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:40,869 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:54:40,870 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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 02:54:40,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:40,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:40,915 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-08 02:54:40,915 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-08 02:54:40,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:54:40,915 INFO L85 PathProgramCache]: Analyzing trace with hash -2002568759, now seen corresponding path program 1 times [2024-09-08 02:54:40,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:54:40,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000001447] [2024-09-08 02:54:40,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:40,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:54:40,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:41,825 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 02:54:41,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:54:41,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000001447] [2024-09-08 02:54:41,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000001447] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:54:41,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97516023] [2024-09-08 02:54:41,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:41,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:54:41,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:41,828 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 02:54:41,829 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 02:54:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:41,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-09-08 02:54:41,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:54:42,078 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 02:54:42,078 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:54:45,698 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 02:54:45,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97516023] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 02:54:45,698 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 02:54:45,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2024-09-08 02:54:45,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432465266] [2024-09-08 02:54:45,699 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 02:54:45,699 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 02:54:45,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:54:45,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 02:54:45,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-09-08 02:54:45,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:45,701 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:54:45,701 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 11 states have internal predecessors, (24), 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 02:54:45,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:45,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:46,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:46,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:54:46,527 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 02:54:46,710 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 02:54:46,710 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-08 02:54:46,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:54:46,711 INFO L85 PathProgramCache]: Analyzing trace with hash 285661205, now seen corresponding path program 2 times [2024-09-08 02:54:46,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:54:46,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331315747] [2024-09-08 02:54:46,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:46,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:54:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:47,947 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:47,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:54:47,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331315747] [2024-09-08 02:54:47,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331315747] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:54:47,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1021781401] [2024-09-08 02:54:47,948 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 02:54:47,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:54:47,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:47,950 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 02:54:47,951 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 02:54:48,022 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 02:54:48,022 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 02:54:48,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-08 02:54:48,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:54:48,270 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-08 02:54:48,270 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 02:54:48,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1021781401] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:54:48,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 02:54:48,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 10 [2024-09-08 02:54:48,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638559314] [2024-09-08 02:54:48,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:54:48,271 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 02:54:48,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:54:48,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 02:54:48,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-09-08 02:54:48,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:48,272 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:54:48,272 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 02:54:48,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:48,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:54:48,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:48,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:48,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:54:48,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:54:48,324 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 02:54:48,509 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 02:54:48,509 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-08 02:54:48,510 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:54:48,510 INFO L85 PathProgramCache]: Analyzing trace with hash 625496934, now seen corresponding path program 1 times [2024-09-08 02:54:48,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:54:48,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358487886] [2024-09-08 02:54:48,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:48,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:54:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:49,743 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:49,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:54:49,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358487886] [2024-09-08 02:54:49,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358487886] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:54:49,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2051137335] [2024-09-08 02:54:49,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:54:49,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:54:49,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:54:49,746 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 02:54:49,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-09-08 02:54:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:54:49,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-09-08 02:54:49,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:54:50,183 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:50,183 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:54:57,870 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:54:57,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2051137335] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 02:54:57,870 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 02:54:57,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 22 [2024-09-08 02:54:57,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859358641] [2024-09-08 02:54:57,870 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 02:54:57,871 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-09-08 02:54:57,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:54:57,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-09-08 02:54:57,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-09-08 02:54:57,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:54:57,872 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:54:57,872 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 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 02:54:57,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:54:57,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:54:57,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:54:57,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:08,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:55:08,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:55:08,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:55:08,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-08 02:55:08,582 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-09-08 02:55:08,770 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:55:08,770 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 2 more)] === [2024-09-08 02:55:08,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:55:08,771 INFO L85 PathProgramCache]: Analyzing trace with hash 497278950, now seen corresponding path program 2 times [2024-09-08 02:55:08,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:55:08,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391540808] [2024-09-08 02:55:08,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:55:08,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:55:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:55:10,679 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:55:10,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:55:10,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391540808] [2024-09-08 02:55:10,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391540808] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:55:10,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [119079566] [2024-09-08 02:55:10,680 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 02:55:10,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:55:10,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:55:10,681 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 02:55:10,682 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 02:55:10,766 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 02:55:10,766 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 02:55:10,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-08 02:55:10,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:55:11,173 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-08 02:55:11,173 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 02:55:11,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [119079566] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:55:11,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 02:55:11,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [14] total 17 [2024-09-08 02:55:11,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176731040] [2024-09-08 02:55:11,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:55:11,174 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 02:55:11,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:55:11,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 02:55:11,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2024-09-08 02:55:11,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:11,174 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:55:11,175 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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 02:55:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:55:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:55:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:55:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-08 02:55:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:20,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:55:20,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 02:55:20,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:55:20,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-08 02:55:20,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:55:20,832 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 5 remaining) [2024-09-08 02:55:20,832 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining) [2024-09-08 02:55:20,832 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 5 remaining) [2024-09-08 02:55:20,832 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 5 remaining) [2024-09-08 02:55:20,833 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 5 remaining) [2024-09-08 02:55:20,845 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 02:55:21,033 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,SelfDestructingSolverStorable9 [2024-09-08 02:55:21,035 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-09-08 02:55:21,035 INFO L312 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE (2/5) [2024-09-08 02:55:21,038 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:55:21,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 02:55:21,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:55:21,040 INFO L229 MonitoredProcess]: Starting monitored process 12 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 02:55:21,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Waiting until timeout for monitored process [2024-09-08 02:55:21,044 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 02:55:21,045 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-08 02:55:21,045 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;@6c8946de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:55:21,045 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-08 02:55:21,275 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2024-09-08 02:55:21,275 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-09-08 02:55:21,276 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-09-08 02:55:21,276 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-09-08 02:55:21,277 INFO L408 BasicCegarLoop]: Path program histogram: [] [2024-09-08 02:55:21,278 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (3/5) [2024-09-08 02:55:21,280 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:55:21,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 02:55:21,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:55:21,282 INFO L229 MonitoredProcess]: Starting monitored process 13 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 02:55:21,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Waiting until timeout for monitored process [2024-09-08 02:55:21,286 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 02:55:21,288 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork2 ======== [2024-09-08 02:55:21,288 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;@6c8946de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:55:21,288 INFO L337 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-09-08 02:55:21,490 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:55:21,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:55:21,491 INFO L85 PathProgramCache]: Analyzing trace with hash 99556673, now seen corresponding path program 1 times [2024-09-08 02:55:21,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:55:21,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863160046] [2024-09-08 02:55:21,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:55:21,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:55:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:55:22,584 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 02:55:22,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:55:22,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863160046] [2024-09-08 02:55:22,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863160046] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:55:22,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:55:22,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-08 02:55:22,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757425503] [2024-09-08 02:55:22,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:55:22,585 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 02:55:22,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:55:22,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 02:55:22,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-09-08 02:55:22,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:22,585 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:55:22,586 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 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 02:55:22,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:22,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:55:22,665 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-09-08 02:55:22,665 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:55:22,665 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:55:22,665 INFO L85 PathProgramCache]: Analyzing trace with hash -674613747, now seen corresponding path program 1 times [2024-09-08 02:55:22,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:55:22,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703546559] [2024-09-08 02:55:22,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:55:22,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:55:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:55:23,841 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 02:55:23,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:55:23,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703546559] [2024-09-08 02:55:23,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703546559] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:55:23,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [754600434] [2024-09-08 02:55:23,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:55:23,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:55:23,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:55:23,844 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 02:55:23,845 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 02:55:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:55:23,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-09-08 02:55:23,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:55:24,320 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 02:55:24,320 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:55:28,743 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 02:55:28,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [754600434] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 02:55:28,744 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 02:55:28,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 15 [2024-09-08 02:55:28,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332622878] [2024-09-08 02:55:28,744 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 02:55:28,744 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-09-08 02:55:28,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:55:28,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-09-08 02:55:28,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-09-08 02:55:28,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:28,745 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:55:28,745 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.5) internal successors, (56), 15 states have internal predecessors, (56), 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 02:55:28,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:55:28,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:30,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:55:30,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:55:30,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-09-08 02:55:30,770 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,SelfDestructingSolverStorable11 [2024-09-08 02:55:30,770 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:55:30,771 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:55:30,771 INFO L85 PathProgramCache]: Analyzing trace with hash 810872897, now seen corresponding path program 2 times [2024-09-08 02:55:30,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:55:30,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209087699] [2024-09-08 02:55:30,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:55:30,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:55:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:55:32,349 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:55:32,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:55:32,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209087699] [2024-09-08 02:55:32,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209087699] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:55:32,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [220964811] [2024-09-08 02:55:32,350 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 02:55:32,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:55:32,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:55:32,351 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 02:55:32,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-09-08 02:55:32,445 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 02:55:32,445 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 02:55:32,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-09-08 02:55:32,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:55:33,083 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-08 02:55:33,083 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 02:55:33,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [220964811] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:55:33,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 02:55:33,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 14 [2024-09-08 02:55:33,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610997933] [2024-09-08 02:55:33,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:55:33,084 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 02:55:33,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:55:33,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 02:55:33,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2024-09-08 02:55:33,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:33,085 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:55:33,085 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 5 states have internal predecessors, (21), 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 02:55:33,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:55:33,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:55:33,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:33,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:55:33,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:55:33,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:55:33,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-09-08 02:55:33,343 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:55:33,344 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:55:33,344 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:55:33,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1662904400, now seen corresponding path program 1 times [2024-09-08 02:55:33,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:55:33,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308687005] [2024-09-08 02:55:33,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:55:33,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:55:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:55:34,899 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:55:34,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:55:34,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308687005] [2024-09-08 02:55:34,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308687005] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:55:34,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254107080] [2024-09-08 02:55:34,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:55:34,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:55:34,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:55:34,901 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 02:55:34,901 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 02:55:34,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:55:34,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-09-08 02:55:34,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:55:35,466 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:55:35,467 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:55:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:55:43,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254107080] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 02:55:43,172 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 02:55:43,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 26 [2024-09-08 02:55:43,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816670561] [2024-09-08 02:55:43,172 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 02:55:43,172 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-09-08 02:55:43,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:55:43,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-09-08 02:55:43,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=553, Unknown=0, NotChecked=0, Total=702 [2024-09-08 02:55:43,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:43,174 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:55:43,174 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 2.5185185185185186) internal successors, (68), 26 states have internal predecessors, (68), 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 02:55:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:55:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:55:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:55:43,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:55:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:55:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:55:52,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-08 02:55:52,982 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-09-08 02:55:53,169 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:55:53,170 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:55:53,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:55:53,170 INFO L85 PathProgramCache]: Analyzing trace with hash 858098640, now seen corresponding path program 2 times [2024-09-08 02:55:53,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:55:53,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170792967] [2024-09-08 02:55:53,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:55:53,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:55:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:55:55,156 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:55:55,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:55:55,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170792967] [2024-09-08 02:55:55,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170792967] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:55:55,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749158983] [2024-09-08 02:55:55,157 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 02:55:55,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:55:55,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:55:55,158 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 02:55:55,159 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 02:55:55,256 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 02:55:55,256 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 02:55:55,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-09-08 02:55:55,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:55:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-08 02:55:56,122 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 02:55:56,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [749158983] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:55:56,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 02:55:56,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2024-09-08 02:55:56,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694535331] [2024-09-08 02:55:56,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:55:56,123 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-08 02:55:56,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:55:56,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-08 02:55:56,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2024-09-08 02:55:56,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:55:56,124 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:55:56,124 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 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 02:55:56,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:55:56,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:55:56,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:55:56,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-08 02:55:56,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:01,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:56:01,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 02:56:01,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:56:01,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-09-08 02:56:01,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:56:01,641 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 02:56:01,829 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,SelfDestructingSolverStorable14 [2024-09-08 02:56:01,829 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT] === [2024-09-08 02:56:01,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:56:01,830 INFO L85 PathProgramCache]: Analyzing trace with hash -803259626, now seen corresponding path program 1 times [2024-09-08 02:56:01,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:56:01,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863213296] [2024-09-08 02:56:01,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:56:01,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:56:01,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:56:04,932 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-08 02:56:04,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:56:04,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863213296] [2024-09-08 02:56:04,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863213296] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:56:04,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:56:04,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-08 02:56:04,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935044312] [2024-09-08 02:56:04,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:56:04,933 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-08 02:56:04,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:56:04,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-08 02:56:04,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2024-09-08 02:56:04,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:04,934 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:56:04,934 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 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 02:56:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:56:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-09-08 02:56:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:56:04,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-09-08 02:56:04,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:56:04,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:56:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-09-08 02:56:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:56:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-08 02:56:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 02:56:18,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:56:18,421 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-09-08 02:56:18,422 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 2 remaining) [2024-09-08 02:56:18,422 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-09-08 02:56:18,423 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1] [2024-09-08 02:56:18,423 INFO L312 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork2 was SAFE,SAFE (4/5) [2024-09-08 02:56:18,425 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:56:18,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 02:56:18,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:56:18,426 INFO L229 MonitoredProcess]: Starting monitored process 18 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 02:56:18,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Waiting until timeout for monitored process [2024-09-08 02:56:18,430 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 02:56:18,431 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Thread1of1ForFork1 ======== [2024-09-08 02:56:18,431 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;@6c8946de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 02:56:18,431 INFO L337 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-09-08 02:56:18,584 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 02:56:18,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:56:18,584 INFO L85 PathProgramCache]: Analyzing trace with hash -767960276, now seen corresponding path program 1 times [2024-09-08 02:56:18,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:56:18,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396392083] [2024-09-08 02:56:18,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:56:18,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:56:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:56:19,182 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 02:56:19,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:56:19,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396392083] [2024-09-08 02:56:19,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396392083] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:56:19,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 02:56:19,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 02:56:19,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943838676] [2024-09-08 02:56:19,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:56:19,183 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 02:56:19,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:56:19,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 02:56:19,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-09-08 02:56:19,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:19,183 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:56:19,184 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 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 02:56:19,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:19,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:56:19,235 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-09-08 02:56:19,236 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 02:56:19,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:56:19,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1361588256, now seen corresponding path program 1 times [2024-09-08 02:56:19,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:56:19,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852328425] [2024-09-08 02:56:19,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:56:19,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:56:19,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:56:20,018 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 02:56:20,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:56:20,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852328425] [2024-09-08 02:56:20,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852328425] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:56:20,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2126595172] [2024-09-08 02:56:20,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:56:20,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:56:20,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:56:20,020 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 02:56:20,021 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 02:56:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:56:20,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-09-08 02:56:20,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:56:20,405 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 02:56:20,405 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:56:23,981 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 02:56:23,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2126595172] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 02:56:23,981 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 02:56:23,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 5] total 11 [2024-09-08 02:56:23,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372239900] [2024-09-08 02:56:23,981 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 02:56:23,982 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-09-08 02:56:23,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:56:23,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-09-08 02:56:23,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-09-08 02:56:23,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:23,982 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:56:23,983 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.75) internal successors, (33), 11 states have internal predecessors, (33), 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 02:56:23,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:56:23,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:24,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:56:24,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:56:24,711 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 02:56:24,898 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-09-08 02:56:24,899 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 02:56:24,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:56:24,899 INFO L85 PathProgramCache]: Analyzing trace with hash 74147884, now seen corresponding path program 2 times [2024-09-08 02:56:24,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:56:24,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405994953] [2024-09-08 02:56:24,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:56:24,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:56:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:56:25,853 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:56:25,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:56:25,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405994953] [2024-09-08 02:56:25,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405994953] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:56:25,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [748472031] [2024-09-08 02:56:25,853 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 02:56:25,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:56:25,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:56:25,854 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 02:56:25,856 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 02:56:25,948 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 02:56:25,949 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 02:56:25,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-08 02:56:25,951 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:56:26,390 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-09-08 02:56:26,390 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 02:56:26,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [748472031] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:56:26,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 02:56:26,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 11 [2024-09-08 02:56:26,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890710139] [2024-09-08 02:56:26,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:56:26,391 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 02:56:26,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:56:26,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 02:56:26,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-09-08 02:56:26,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:26,391 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:56:26,391 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 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 02:56:26,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:56:26,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:56:26,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:26,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:56:26,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:56:26,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:56:26,444 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 02:56:26,631 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:56:26,632 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 02:56:26,632 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:56:26,632 INFO L85 PathProgramCache]: Analyzing trace with hash -638790915, now seen corresponding path program 1 times [2024-09-08 02:56:26,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:56:26,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784425634] [2024-09-08 02:56:26,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:56:26,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:56:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:56:27,743 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:56:27,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:56:27,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784425634] [2024-09-08 02:56:27,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784425634] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:56:27,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1599938082] [2024-09-08 02:56:27,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:56:27,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:56:27,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:56:27,745 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 02:56:27,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-09-08 02:56:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:56:27,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-09-08 02:56:27,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:56:28,334 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:56:28,334 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-08 02:56:35,918 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:56:35,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1599938082] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-08 02:56:35,919 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-08 02:56:35,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 23 [2024-09-08 02:56:35,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766802081] [2024-09-08 02:56:35,919 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-08 02:56:35,919 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-09-08 02:56:35,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:56:35,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-09-08 02:56:35,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-09-08 02:56:35,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:35,920 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:56:35,921 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 1.875) internal successors, (45), 23 states have internal predecessors, (45), 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 02:56:35,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:56:35,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:56:35,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:56:35,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:46,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:56:46,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:56:46,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:56:46,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-09-08 02:56:46,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-09-08 02:56:47,122 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2024-09-08 02:56:47,124 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 1 more)] === [2024-09-08 02:56:47,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 02:56:47,124 INFO L85 PathProgramCache]: Analyzing trace with hash -391241859, now seen corresponding path program 2 times [2024-09-08 02:56:47,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 02:56:47,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873790651] [2024-09-08 02:56:47,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 02:56:47,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 02:56:47,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 02:56:48,931 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-08 02:56:48,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 02:56:48,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873790651] [2024-09-08 02:56:48,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873790651] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-08 02:56:48,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2042912328] [2024-09-08 02:56:48,932 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-08 02:56:48,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:56:48,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 02:56:48,933 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-08 02:56:48,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-09-08 02:56:49,055 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-09-08 02:56:49,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-08 02:56:49,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-09-08 02:56:49,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-08 02:56:49,714 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-09-08 02:56:49,714 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-09-08 02:56:49,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2042912328] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 02:56:49,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-09-08 02:56:49,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15] total 18 [2024-09-08 02:56:49,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953332972] [2024-09-08 02:56:49,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 02:56:49,715 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 02:56:49,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 02:56:49,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 02:56:49,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2024-09-08 02:56:49,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:49,716 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 02:56:49,716 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 4 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 02:56:49,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-08 02:56:49,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-09-08 02:56:49,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:56:49,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-09-08 02:56:49,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 02:56:58,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:56:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-09-08 02:56:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:56:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-08 02:56:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-09-08 02:56:58,418 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-09-08 02:56:58,418 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-09-08 02:56:58,418 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 4 remaining) [2024-09-08 02:56:58,418 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 4 remaining) [2024-09-08 02:56:58,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-09-08 02:56:58,619 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-08 02:56:58,620 INFO L408 BasicCegarLoop]: Path program histogram: [2, 2, 1] [2024-09-08 02:56:58,621 INFO L312 ceAbstractionStarter]: Result for error location thread3Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE (5/5) [2024-09-08 02:56:58,621 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-08 02:56:58,621 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-08 02:56:58,626 INFO L469 ceAbstractionStarter]: Automizer considered 12 witness invariants [2024-09-08 02:56:58,627 INFO L470 ceAbstractionStarter]: WitnessConsidered=12 [2024-09-08 02:56:58,628 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 02:56:58 BasicIcfg [2024-09-08 02:56:58,628 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-08 02:56:58,628 INFO L158 Benchmark]: Toolchain (without parser) took 189333.08ms. Allocated memory was 169.9MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 116.3MB in the beginning and 811.6MB in the end (delta: -695.3MB). Peak memory consumption was 940.0MB. Max. memory is 16.1GB. [2024-09-08 02:56:58,629 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 02:56:58,629 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 169.9MB. Free memory is still 100.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 02:56:58,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 709.58ms. Allocated memory is still 169.9MB. Free memory was 116.3MB in the beginning and 57.5MB in the end (delta: 58.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-09-08 02:56:58,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.04ms. Allocated memory is still 169.9MB. Free memory was 57.5MB in the beginning and 136.1MB in the end (delta: -78.5MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-09-08 02:56:58,629 INFO L158 Benchmark]: Boogie Preprocessor took 60.65ms. Allocated memory is still 169.9MB. Free memory was 136.1MB in the beginning and 131.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-08 02:56:58,630 INFO L158 Benchmark]: RCFGBuilder took 1606.51ms. Allocated memory was 169.9MB in the beginning and 216.0MB in the end (delta: 46.1MB). Free memory was 131.9MB in the beginning and 166.0MB in the end (delta: -34.1MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. [2024-09-08 02:56:58,630 INFO L158 Benchmark]: TraceAbstraction took 186827.12ms. Allocated memory was 216.0MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 166.0MB in the beginning and 811.6MB in the end (delta: -645.6MB). Peak memory consumption was 940.2MB. Max. memory is 16.1GB. [2024-09-08 02:56:58,635 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 169.9MB. Free memory is still 100.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 709.58ms. Allocated memory is still 169.9MB. Free memory was 116.3MB in the beginning and 57.5MB in the end (delta: 58.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.04ms. Allocated memory is still 169.9MB. Free memory was 57.5MB in the beginning and 136.1MB in the end (delta: -78.5MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.65ms. Allocated memory is still 169.9MB. Free memory was 136.1MB in the beginning and 131.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1606.51ms. Allocated memory was 169.9MB in the beginning and 216.0MB in the end (delta: 46.1MB). Free memory was 131.9MB in the beginning and 166.0MB in the end (delta: -34.1MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. * TraceAbstraction took 186827.12ms. Allocated memory was 216.0MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 166.0MB in the beginning and 811.6MB in the end (delta: -645.6MB). Peak memory consumption was 940.2MB. 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: 106763, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 12794, dependent conditional: 12774, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 96001, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 96001, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 6390, dependent conditional: 6370, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 0, independent unconditional: 93969, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 0, independent unconditional: 93969, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2087, independent: 2035, independent conditional: 0, independent unconditional: 2035, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2087, independent: 1916, independent conditional: 0, independent unconditional: 1916, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2112, independent: 1451, independent conditional: 0, independent unconditional: 1451, dependent: 661, dependent conditional: 483, dependent unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 100359, independent: 91934, independent conditional: 0, independent unconditional: 91934, dependent: 6338, dependent conditional: 4326, dependent unconditional: 2012, unknown: 2087, unknown conditional: 32, unknown unconditional: 2055] , Statistics on independence cache: Total cache size (in pairs): 2087, Positive cache size: 2035, Positive conditional cache size: 0, Positive unconditional cache size: 2035, Negative cache size: 52, Negative conditional cache size: 32, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 93384, Maximal queried relation: 5, Independence queries for same thread: 10762, Persistent sets #1 benchmarks: Persistent set computation time: 1.9s, Number of persistent set computation: 2035, Number of trivial persistent sets: 1815, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2617, independent: 2597, independent conditional: 0, independent unconditional: 2597, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 106763, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 12794, dependent conditional: 12774, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 96001, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 96001, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 2032, dependent conditional: 2012, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 91372, independent unconditional: 2597, dependent: 6390, dependent conditional: 6370, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 0, independent unconditional: 93969, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 100359, independent: 93969, independent conditional: 0, independent unconditional: 93969, dependent: 6390, dependent conditional: 4358, dependent unconditional: 2032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2087, independent: 2035, independent conditional: 0, independent unconditional: 2035, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2087, independent: 1916, independent conditional: 0, independent unconditional: 1916, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 171, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 52, dependent conditional: 32, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2112, independent: 1451, independent conditional: 0, independent unconditional: 1451, dependent: 661, dependent conditional: 483, dependent unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 100359, independent: 91934, independent conditional: 0, independent unconditional: 91934, dependent: 6338, dependent conditional: 4326, dependent unconditional: 2012, unknown: 2087, unknown conditional: 32, unknown unconditional: 2055] , Statistics on independence cache: Total cache size (in pairs): 2087, Positive cache size: 2035, Positive conditional cache size: 0, Positive unconditional cache size: 2035, Negative cache size: 52, Negative conditional cache size: 32, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 93384, Maximal queried relation: 5, Independence queries for same thread: 10762 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 249473, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 33439, dependent conditional: 33419, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 9657, dependent conditional: 9637, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2320, independent: 2228, independent conditional: 0, independent unconditional: 2228, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2320, independent: 2109, independent conditional: 0, independent unconditional: 2109, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2326, independent: 1299, independent conditional: 0, independent unconditional: 1299, dependent: 1027, dependent conditional: 893, dependent unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 225691, independent: 213806, independent conditional: 0, independent unconditional: 213806, dependent: 9565, dependent conditional: 6552, dependent unconditional: 3013, unknown: 2320, unknown conditional: 72, unknown unconditional: 2248] , Statistics on independence cache: Total cache size (in pairs): 2320, Positive cache size: 2228, Positive conditional cache size: 0, Positive unconditional cache size: 2228, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 216082, Maximal queried relation: 5, Independence queries for same thread: 30406, Persistent sets #1 benchmarks: Persistent set computation time: 1.7s, Number of persistent set computation: 4918, Number of trivial persistent sets: 3708, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2985, independent: 2965, independent conditional: 0, independent unconditional: 2965, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 249473, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 33439, dependent conditional: 33419, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 219067, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 3033, dependent conditional: 3013, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 213069, independent unconditional: 2965, dependent: 9657, dependent conditional: 9637, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 225691, independent: 216034, independent conditional: 0, independent unconditional: 216034, dependent: 9657, dependent conditional: 6624, dependent unconditional: 3033, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2320, independent: 2228, independent conditional: 0, independent unconditional: 2228, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2320, independent: 2109, independent conditional: 0, independent unconditional: 2109, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2326, independent: 1299, independent conditional: 0, independent unconditional: 1299, dependent: 1027, dependent conditional: 893, dependent unconditional: 135, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 225691, independent: 213806, independent conditional: 0, independent unconditional: 213806, dependent: 9565, dependent conditional: 6552, dependent unconditional: 3013, unknown: 2320, unknown conditional: 72, unknown unconditional: 2248] , Statistics on independence cache: Total cache size (in pairs): 2320, Positive cache size: 2228, Positive conditional cache size: 0, Positive unconditional cache size: 2228, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 216082, Maximal queried relation: 5, Independence queries for same thread: 30406 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1648, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 98, dependent conditional: 90, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1007, independent: 999, independent conditional: 0, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1007, independent: 986, independent conditional: 0, independent unconditional: 986, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1558, independent: 551, independent conditional: 0, independent unconditional: 551, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1007, unknown conditional: 0, unknown unconditional: 1007] , Statistics on independence cache: Total cache size (in pairs): 1007, Positive cache size: 999, Positive conditional cache size: 0, Positive unconditional cache size: 999, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 551, Maximal queried relation: 0, Independence queries for same thread: 90, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 88, Number of trivial persistent sets: 30, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1007, independent: 999, independent conditional: 0, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1648, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 98, dependent conditional: 90, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 551, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1558, independent: 1550, independent conditional: 0, independent unconditional: 1550, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1007, independent: 999, independent conditional: 0, independent unconditional: 999, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1007, independent: 986, independent conditional: 0, independent unconditional: 986, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 13, independent conditional: 0, independent unconditional: 13, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1558, independent: 551, independent conditional: 0, independent unconditional: 551, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1007, unknown conditional: 0, unknown unconditional: 1007] , Statistics on independence cache: Total cache size (in pairs): 1007, Positive cache size: 999, Positive conditional cache size: 0, Positive unconditional cache size: 999, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 551, Maximal queried relation: 0, Independence queries for same thread: 90 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 240492, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 33212, dependent conditional: 33192, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 12964, dependent conditional: 12944, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2269, independent: 2160, independent conditional: 0, independent unconditional: 2160, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2269, independent: 2041, independent conditional: 0, independent unconditional: 2041, dependent: 228, dependent conditional: 0, dependent unconditional: 228, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2550, independent: 1316, independent conditional: 0, independent unconditional: 1316, dependent: 1234, dependent conditional: 1080, dependent unconditional: 154, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 220244, independent: 205120, independent conditional: 0, independent unconditional: 205120, dependent: 12855, dependent conditional: 9787, dependent unconditional: 3068, unknown: 2269, unknown conditional: 89, unknown unconditional: 2180] , Statistics on independence cache: Total cache size (in pairs): 2269, Positive cache size: 2160, Positive conditional cache size: 0, Positive unconditional cache size: 2160, Negative cache size: 109, Negative conditional cache size: 89, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 207453, Maximal queried relation: 6, Independence queries for same thread: 30124, Persistent sets #1 benchmarks: Persistent set computation time: 1.6s, Number of persistent set computation: 4815, Number of trivial persistent sets: 3997, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2915, independent: 2895, independent conditional: 0, independent unconditional: 2895, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 240492, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 33212, dependent conditional: 33192, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 210368, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 3088, dependent conditional: 3068, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 204385, independent unconditional: 2895, dependent: 12964, dependent conditional: 12944, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 220244, independent: 207280, independent conditional: 0, independent unconditional: 207280, dependent: 12964, dependent conditional: 9876, dependent unconditional: 3088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2269, independent: 2160, independent conditional: 0, independent unconditional: 2160, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2269, independent: 2041, independent conditional: 0, independent unconditional: 2041, dependent: 228, dependent conditional: 0, dependent unconditional: 228, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 228, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 109, dependent conditional: 89, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2550, independent: 1316, independent conditional: 0, independent unconditional: 1316, dependent: 1234, dependent conditional: 1080, dependent unconditional: 154, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 220244, independent: 205120, independent conditional: 0, independent unconditional: 205120, dependent: 12855, dependent conditional: 9787, dependent unconditional: 3068, unknown: 2269, unknown conditional: 89, unknown unconditional: 2180] , Statistics on independence cache: Total cache size (in pairs): 2269, Positive cache size: 2160, Positive conditional cache size: 0, Positive unconditional cache size: 2160, Negative cache size: 109, Negative conditional cache size: 89, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 207453, Maximal queried relation: 6, Independence queries for same thread: 30124 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242854, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 31636, dependent conditional: 31616, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 10487, dependent conditional: 10467, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2314, independent: 2222, independent conditional: 0, independent unconditional: 2222, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2314, independent: 2103, independent conditional: 0, independent unconditional: 2103, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2156, independent: 1273, independent conditional: 0, independent unconditional: 1273, dependent: 884, dependent conditional: 760, dependent unconditional: 124, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 221705, independent: 208996, independent conditional: 0, independent unconditional: 208996, dependent: 10395, dependent conditional: 7142, dependent unconditional: 3253, unknown: 2314, unknown conditional: 72, unknown unconditional: 2242] , Statistics on independence cache: Total cache size (in pairs): 2314, Positive cache size: 2222, Positive conditional cache size: 0, Positive unconditional cache size: 2222, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 211563, Maximal queried relation: 5, Independence queries for same thread: 28363, Persistent sets #1 benchmarks: Persistent set computation time: 1.5s, Number of persistent set computation: 4613, Number of trivial persistent sets: 3629, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2928, independent: 2908, independent conditional: 0, independent unconditional: 2908, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 242854, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 31636, dependent conditional: 31616, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214491, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 3273, dependent conditional: 3253, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 208310, independent unconditional: 2908, dependent: 10487, dependent conditional: 10467, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 221705, independent: 211218, independent conditional: 0, independent unconditional: 211218, dependent: 10487, dependent conditional: 7214, dependent unconditional: 3273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2314, independent: 2222, independent conditional: 0, independent unconditional: 2222, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2314, independent: 2103, independent conditional: 0, independent unconditional: 2103, dependent: 211, dependent conditional: 0, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 211, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 92, dependent conditional: 72, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2156, independent: 1273, independent conditional: 0, independent unconditional: 1273, dependent: 884, dependent conditional: 760, dependent unconditional: 124, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 221705, independent: 208996, independent conditional: 0, independent unconditional: 208996, dependent: 10395, dependent conditional: 7142, dependent unconditional: 3253, unknown: 2314, unknown conditional: 72, unknown unconditional: 2242] , Statistics on independence cache: Total cache size (in pairs): 2314, Positive cache size: 2222, Positive conditional cache size: 0, Positive unconditional cache size: 2222, Negative cache size: 92, Negative conditional cache size: 72, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 211563, Maximal queried relation: 5, Independence queries for same thread: 28363 - PositiveResult [Line: 116]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 68]: 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: 77]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 82]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 85]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 50]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 56]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 95]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 99]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 104]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 107]: 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: thread4Thread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 47.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 21.6s, 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: 46, 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, 24.5s InterpolantComputationTime, 195 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 224 ConstructedInterpolants, 0 QuantifiedInterpolants, 12316 SizeOfPredicates, 41 NumberOfNonLiveVariables, 814 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 66/168 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: thread2Thread1of1ForFork0 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 41.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 21.4s, 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: 46, 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, 0.1s SatisfiabilityAnalysisTime, 18.5s InterpolantComputationTime, 123 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 136 ConstructedInterpolants, 0 QuantifiedInterpolants, 12084 SizeOfPredicates, 13 NumberOfNonLiveVariables, 622 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 66/168 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 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.2s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork2 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 57.1s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 30.9s, 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: 61, 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, 24.8s InterpolantComputationTime, 268 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 302 ConstructedInterpolants, 0 QuantifiedInterpolants, 16917 SizeOfPredicates, 41 NumberOfNonLiveVariables, 826 ConjunctsInSsa, 122 ConjunctsInUnsatCore, 12 InterpolantComputations, 4 PerfectInterpolantSequences, 124/226 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: thread3Thread1of1ForFork1 with 1 thread instances CFG has 9 procedures, 99 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 40.2s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 20.7s, 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: 46, 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, 0.1s SatisfiabilityAnalysisTime, 18.2s InterpolantComputationTime, 159 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 180 ConstructedInterpolants, 0 QuantifiedInterpolants, 12416 SizeOfPredicates, 41 NumberOfNonLiveVariables, 714 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 11 InterpolantComputations, 3 PerfectInterpolantSequences, 66/168 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 12 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-09-08 02:56:58,674 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Ended with exit code 0 [2024-09-08 02:56:58,870 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Forceful destruction successful, exit code 0 [2024-09-08 02:56:59,070 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (12)] Forceful destruction successful, exit code 0 [2024-09-08 02:56:59,271 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Forceful destruction successful, exit code 0 [2024-09-08 02:56:59,471 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-09-08 02:56:59,687 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