./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-barrier.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/protection-local/parallel-barrier.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/parallel-barrier.wvr.c ./goblint.2024-09-02_08-21-23.files/protection-local/parallel-barrier.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 06:30:15,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 06:30:15,248 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 06:30:15,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 06:30:15,255 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 06:30:15,280 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 06:30:15,281 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 06:30:15,282 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 06:30:15,282 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 06:30:15,283 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 06:30:15,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 06:30:15,285 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 06:30:15,285 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 06:30:15,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 06:30:15,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 06:30:15,288 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 06:30:15,288 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 06:30:15,288 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 06:30:15,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 06:30:15,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 06:30:15,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 06:30:15,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 06:30:15,296 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 06:30:15,296 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 06:30:15,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 06:30:15,296 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 06:30:15,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 06:30:15,297 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 06:30:15,297 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 06:30:15,297 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 06:30:15,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 06:30:15,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 06:30:15,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 06:30:15,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 06:30:15,298 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 06:30:15,298 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 06:30:15,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 06:30:15,298 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 06:30:15,299 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 06:30:15,299 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 06:30:15,299 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 06:30:15,300 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 06:30:15,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 06:30:15,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 06:30:15,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 06:30:15,529 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 06:30:15,533 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 06:30:15,534 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2024-09-08 06:30:16,851 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 06:30:17,022 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 06:30:17,023 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2024-09-08 06:30:17,032 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e13a9e119/1cc1b25bb49144129ac09179e361fe5e/FLAG0a5cfd2cd [2024-09-08 06:30:17,046 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e13a9e119/1cc1b25bb49144129ac09179e361fe5e [2024-09-08 06:30:17,048 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 06:30:17,049 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 06:30:17,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/protection-local/parallel-barrier.wvr.yml/witness.yml [2024-09-08 06:30:17,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 06:30:17,125 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 06:30:17,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 06:30:17,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 06:30:17,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 06:30:17,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:30:17" (1/2) ... [2024-09-08 06:30:17,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6b655d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:17, skipping insertion in model container [2024-09-08 06:30:17,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:30:17" (1/2) ... [2024-09-08 06:30:17,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e26da03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:30:17, skipping insertion in model container [2024-09-08 06:30:17,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 06:30:17" (2/2) ... [2024-09-08 06:30:17,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6b655d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 06:30:17, skipping insertion in model container [2024-09-08 06:30:17,134 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 06:30:17" (2/2) ... [2024-09-08 06:30:17,148 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 06:30:17,148 INFO L1541 ArrayList]: Location invariant before [L125-L125] -2147483647 <= y_7 [2024-09-08 06:30:17,149 INFO L1541 ArrayList]: Location invariant before [L111-L111] -2147483647 <= y_7 [2024-09-08 06:30:17,150 INFO L1541 ArrayList]: Location invariant before [L83-L83] -2147483647 <= y_7 [2024-09-08 06:30:17,150 INFO L1541 ArrayList]: Location invariant before [L51-L51] -2147483647 <= y_7 [2024-09-08 06:30:17,150 INFO L1541 ArrayList]: Location invariant before [L139-L139] -2147483647 <= y_7 [2024-09-08 06:30:17,150 INFO L1541 ArrayList]: Location invariant before [L90-L90] -2147483647 <= y_7 [2024-09-08 06:30:17,150 INFO L1541 ArrayList]: Location invariant before [L121-L121] -2147483647 <= y_7 [2024-09-08 06:30:17,151 INFO L1541 ArrayList]: Location invariant before [L62-L62] -2147483647 <= y_7 [2024-09-08 06:30:17,151 INFO L1541 ArrayList]: Location invariant before [L118-L118] -2147483647 <= y_7 [2024-09-08 06:30:17,151 INFO L1541 ArrayList]: Location invariant before [L76-L76] -2147483647 <= y_7 [2024-09-08 06:30:17,151 INFO L1541 ArrayList]: Location invariant before [L143-L143] -2147483647 <= y_7 [2024-09-08 06:30:17,151 INFO L1541 ArrayList]: Location invariant before [L65-L65] -2147483647 <= y_7 [2024-09-08 06:30:17,151 INFO L1541 ArrayList]: Location invariant before [L150-L150] -2147483647 <= y_7 [2024-09-08 06:30:17,151 INFO L1541 ArrayList]: Location invariant before [L146-L146] -2147483647 <= y_7 [2024-09-08 06:30:17,151 INFO L1541 ArrayList]: Location invariant before [L136-L136] -2147483647 <= y_7 [2024-09-08 06:30:17,151 INFO L1541 ArrayList]: Location invariant before [L48-L48] -2147483647 <= y_7 [2024-09-08 06:30:17,151 INFO L1541 ArrayList]: Location invariant before [L87-L87] -2147483647 <= y_7 [2024-09-08 06:30:17,151 INFO L1541 ArrayList]: Location invariant before [L128-L128] -2147483647 <= y_7 [2024-09-08 06:30:17,152 INFO L1541 ArrayList]: Location invariant before [L80-L80] -2147483647 <= y_7 [2024-09-08 06:30:17,152 INFO L1541 ArrayList]: Location invariant before [L73-L73] -2147483647 <= y_7 [2024-09-08 06:30:17,152 INFO L1541 ArrayList]: Location invariant before [L58-L58] -2147483647 <= y_7 [2024-09-08 06:30:17,152 INFO L1541 ArrayList]: Location invariant before [L114-L114] -2147483647 <= y_7 [2024-09-08 06:30:17,152 INFO L1541 ArrayList]: Location invariant before [L55-L55] -2147483647 <= y_7 [2024-09-08 06:30:17,152 INFO L1541 ArrayList]: Location invariant before [L153-L153] -2147483647 <= y_7 [2024-09-08 06:30:17,170 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 06:30:17,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 06:30:17,331 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 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 06:30:17,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 06:30:17,417 INFO L204 MainTranslator]: Completed translation [2024-09-08 06:30:17,418 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 06:30:17 WrapperNode [2024-09-08 06:30:17,418 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 06:30:17,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-08 06:30:17,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-08 06:30:17,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-08 06:30:17,426 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 06:30:17" (1/1) ... [2024-09-08 06:30:17,432 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 06:30:17" (1/1) ... [2024-09-08 06:30:17,460 INFO L138 Inliner]: procedures = 24, calls = 69, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 288 [2024-09-08 06:30:17,461 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-08 06:30:17,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-08 06:30:17,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-08 06:30:17,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-08 06:30:17,476 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 06:30:17" (1/1) ... [2024-09-08 06:30:17,476 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 06:30:17" (1/1) ... [2024-09-08 06:30:17,485 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 06:30:17" (1/1) ... [2024-09-08 06:30:17,486 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 06:30:17" (1/1) ... [2024-09-08 06:30:17,497 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 06:30:17" (1/1) ... [2024-09-08 06:30:17,499 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 06:30:17" (1/1) ... [2024-09-08 06:30:17,505 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 06:30:17" (1/1) ... [2024-09-08 06:30:17,506 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 06:30:17" (1/1) ... [2024-09-08 06:30:17,511 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-08 06:30:17,516 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-08 06:30:17,516 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-08 06:30:17,516 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-08 06:30:17,517 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 06:30:17" (1/1) ... [2024-09-08 06:30:17,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 06:30:17,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 06:30:17,545 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 06:30:17,547 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 06:30:17,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-08 06:30:17,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-09-08 06:30:17,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-09-08 06:30:17,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-09-08 06:30:17,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-09-08 06:30:17,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-09-08 06:30:17,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-09-08 06:30:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-09-08 06:30:17,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-09-08 06:30:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-08 06:30:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-09-08 06:30:17,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-09-08 06:30:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-09-08 06:30:17,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-09-08 06:30:17,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-09-08 06:30:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-09-08 06:30:17,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-08 06:30:17,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-08 06:30:17,588 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 06:30:17,671 INFO L242 CfgBuilder]: Building ICFG [2024-09-08 06:30:17,673 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-08 06:30:17,976 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-08 06:30:17,978 INFO L291 CfgBuilder]: Performing block encoding [2024-09-08 06:30:18,200 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-08 06:30:18,200 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-08 06:30:18,201 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:30:18 BoogieIcfgContainer [2024-09-08 06:30:18,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-08 06:30:18,202 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-08 06:30:18,202 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-08 06:30:18,208 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-08 06:30:18,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 06:30:17" (1/4) ... [2024-09-08 06:30:18,209 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a74e795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:30:18, skipping insertion in model container [2024-09-08 06:30:18,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 06:30:17" (2/4) ... [2024-09-08 06:30:18,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a74e795 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 06:30:18, skipping insertion in model container [2024-09-08 06:30:18,210 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 06:30:17" (3/4) ... [2024-09-08 06:30:18,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a74e795 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 08.09 06:30:18, skipping insertion in model container [2024-09-08 06:30:18,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:30:18" (4/4) ... [2024-09-08 06:30:18,211 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-barrier.wvr.c [2024-09-08 06:30:18,228 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-08 06:30:18,229 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 24 error locations. [2024-09-08 06:30:18,229 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-08 06:30:18,301 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-09-08 06:30:18,340 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:18,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 06:30:18,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 06:30:18,351 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 06:30:18,352 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 06:30:18,398 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 06:30:18,409 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread5Thread1of1ForFork0 ======== [2024-09-08 06:30:18,414 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;@7ed99f8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:18,415 INFO L337 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-09-08 06:30:18,564 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:18,568 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:18,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1634623916, now seen corresponding path program 1 times [2024-09-08 06:30:18,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:18,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128149118] [2024-09-08 06:30:18,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:18,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:18,959 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 06:30:18,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:18,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128149118] [2024-09-08 06:30:18,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128149118] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:18,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:18,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 06:30:18,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051042065] [2024-09-08 06:30:18,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:18,966 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:18,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:18,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:18,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:18,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:18,989 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:18,990 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 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 06:30:18,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:19,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,219 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-08 06:30:19,220 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread5Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:19,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:19,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1472223670, now seen corresponding path program 1 times [2024-09-08 06:30:19,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:19,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583483838] [2024-09-08 06:30:19,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:19,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:19,431 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 06:30:19,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:19,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583483838] [2024-09-08 06:30:19,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583483838] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:19,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:19,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 06:30:19,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095051701] [2024-09-08 06:30:19,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:19,435 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:19,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:19,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:19,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:19,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:19,439 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:19,439 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 06:30:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:19,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,585 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-08 06:30:19,585 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread5Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:19,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:19,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1674473026, now seen corresponding path program 2 times [2024-09-08 06:30:19,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:19,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291266159] [2024-09-08 06:30:19,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:19,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:19,707 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 06:30:19,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:19,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291266159] [2024-09-08 06:30:19,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291266159] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:19,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:19,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 06:30:19,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099912320] [2024-09-08 06:30:19,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:19,709 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:19,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:19,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:19,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:19,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:19,713 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:19,714 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 06:30:19,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:19,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,827 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-08 06:30:19,827 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:19,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:19,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1848719448, now seen corresponding path program 1 times [2024-09-08 06:30:19,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:19,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954154696] [2024-09-08 06:30:19,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:19,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:19,939 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 06:30:19,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:19,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954154696] [2024-09-08 06:30:19,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954154696] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:19,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:19,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 06:30:19,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907276434] [2024-09-08 06:30:19,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:19,942 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 06:30:19,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:19,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 06:30:19,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 06:30:19,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:19,944 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:19,944 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 06:30:19,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:19,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:23,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:23,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:23,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:23,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 06:30:23,943 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread5Err0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 6 remaining) [2024-09-08 06:30:23,944 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread5Err1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 6 remaining) [2024-09-08 06:30:23,944 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread5Err2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 6 remaining) [2024-09-08 06:30:23,944 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread5Err3ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 6 remaining) [2024-09-08 06:30:23,944 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread5Err4ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 6 remaining) [2024-09-08 06:30:23,944 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread5Err5ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 6 remaining) [2024-09-08 06:30:23,945 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-08 06:30:23,953 INFO L408 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-09-08 06:30:23,954 INFO L312 ceAbstractionStarter]: Result for error location thread5Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/7) [2024-09-08 06:30:23,958 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:23,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 06:30:23,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 06:30:23,960 INFO L229 MonitoredProcess]: Starting monitored process 3 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 06:30:23,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-09-08 06:30:23,963 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 06:30:23,963 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork1 ======== [2024-09-08 06:30:23,964 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;@7ed99f8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:23,964 INFO L337 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-09-08 06:30:24,035 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:24,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:24,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1186528164, now seen corresponding path program 1 times [2024-09-08 06:30:24,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:24,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042571155] [2024-09-08 06:30:24,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:24,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:24,071 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 06:30:24,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:24,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042571155] [2024-09-08 06:30:24,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042571155] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:24,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:24,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-09-08 06:30:24,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214226655] [2024-09-08 06:30:24,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:24,072 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:24,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:24,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:24,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:24,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:24,073 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:24,073 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 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 06:30:24,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:24,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,197 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-09-08 06:30:24,197 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:24,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:24,198 INFO L85 PathProgramCache]: Analyzing trace with hash 1965635593, now seen corresponding path program 1 times [2024-09-08 06:30:24,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:24,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925248554] [2024-09-08 06:30:24,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:24,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:24,255 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 06:30:24,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:24,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925248554] [2024-09-08 06:30:24,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925248554] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:24,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:24,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 06:30:24,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076109601] [2024-09-08 06:30:24,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:24,257 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:24,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:24,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:24,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:24,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:24,258 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:24,258 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 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 06:30:24,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:24,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,326 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-09-08 06:30:24,326 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:24,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:24,327 INFO L85 PathProgramCache]: Analyzing trace with hash 786806793, now seen corresponding path program 2 times [2024-09-08 06:30:24,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:24,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309943074] [2024-09-08 06:30:24,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:24,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:24,375 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 06:30:24,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:24,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309943074] [2024-09-08 06:30:24,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309943074] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:24,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:24,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 06:30:24,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294325969] [2024-09-08 06:30:24,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:24,376 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:24,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:24,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:24,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:24,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:24,376 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:24,377 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 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 06:30:24,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:24,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,467 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-09-08 06:30:24,467 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:24,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:24,468 INFO L85 PathProgramCache]: Analyzing trace with hash 786991491, now seen corresponding path program 1 times [2024-09-08 06:30:24,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:24,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377820116] [2024-09-08 06:30:24,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:24,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:24,546 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 06:30:24,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:24,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377820116] [2024-09-08 06:30:24,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377820116] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:24,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:24,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 06:30:24,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632276191] [2024-09-08 06:30:24,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:24,549 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 06:30:24,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:24,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 06:30:24,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 06:30:24,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:24,550 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:24,550 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.0) internal successors, (36), 4 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 06:30:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:24,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 06:30:24,671 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-09-08 06:30:24,671 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:24,671 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:24,671 INFO L85 PathProgramCache]: Analyzing trace with hash 277860045, now seen corresponding path program 1 times [2024-09-08 06:30:24,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:24,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148148850] [2024-09-08 06:30:24,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:24,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:24,782 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 06:30:24,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:24,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148148850] [2024-09-08 06:30:24,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148148850] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:24,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:24,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 06:30:24,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930640970] [2024-09-08 06:30:24,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:24,783 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 06:30:24,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:24,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 06:30:24,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-09-08 06:30:24,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:24,784 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:24,784 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 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 06:30:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 06:30:24,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:27,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:27,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:27,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:27,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 06:30:27,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 06:30:27,388 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 6 remaining) [2024-09-08 06:30:27,388 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 6 remaining) [2024-09-08 06:30:27,388 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 6 remaining) [2024-09-08 06:30:27,388 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 6 remaining) [2024-09-08 06:30:27,389 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 6 remaining) [2024-09-08 06:30:27,389 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 6 remaining) [2024-09-08 06:30:27,389 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-09-08 06:30:27,391 INFO L408 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-09-08 06:30:27,391 INFO L312 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/7) [2024-09-08 06:30:27,393 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:27,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 06:30:27,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 06:30:27,395 INFO L229 MonitoredProcess]: Starting monitored process 4 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 06:30:27,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-09-08 06:30:27,399 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 06:30:27,399 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork2 ======== [2024-09-08 06:30:27,399 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;@7ed99f8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:27,400 INFO L337 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-09-08 06:30:29,062 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork2Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-09-08 06:30:29,062 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork2Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-09-08 06:30:29,063 INFO L408 BasicCegarLoop]: Path program histogram: [] [2024-09-08 06:30:29,063 INFO L312 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork2 was SAFE,SAFE (3/7) [2024-09-08 06:30:29,065 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:29,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 06:30:29,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 06:30:29,068 INFO L229 MonitoredProcess]: Starting monitored process 5 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 06:30:29,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-09-08 06:30:29,072 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 06:30:29,073 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread3Thread1of1ForFork4 ======== [2024-09-08 06:30:29,073 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;@7ed99f8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:29,073 INFO L337 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-09-08 06:30:29,132 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:29,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:29,132 INFO L85 PathProgramCache]: Analyzing trace with hash 2087255429, now seen corresponding path program 1 times [2024-09-08 06:30:29,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:29,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044422506] [2024-09-08 06:30:29,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:29,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:29,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:29,162 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 06:30:29,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:29,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044422506] [2024-09-08 06:30:29,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044422506] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:29,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:29,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 06:30:29,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420901354] [2024-09-08 06:30:29,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:29,164 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:29,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:29,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:29,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:29,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:29,166 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:29,166 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 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 06:30:29,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:29,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,265 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-09-08 06:30:29,265 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:29,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:29,265 INFO L85 PathProgramCache]: Analyzing trace with hash 531377188, now seen corresponding path program 1 times [2024-09-08 06:30:29,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:29,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23619462] [2024-09-08 06:30:29,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:29,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:29,306 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 06:30:29,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:29,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23619462] [2024-09-08 06:30:29,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23619462] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:29,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:29,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 06:30:29,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278251789] [2024-09-08 06:30:29,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:29,307 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:29,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:29,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:29,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:29,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:29,308 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:29,308 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 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 06:30:29,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:29,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,371 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-09-08 06:30:29,372 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:29,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:29,372 INFO L85 PathProgramCache]: Analyzing trace with hash -11924948, now seen corresponding path program 2 times [2024-09-08 06:30:29,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:29,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154785924] [2024-09-08 06:30:29,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:29,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:29,415 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 06:30:29,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:29,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154785924] [2024-09-08 06:30:29,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154785924] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:29,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:29,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 06:30:29,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013205389] [2024-09-08 06:30:29,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:29,417 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:29,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:29,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:29,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:29,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:29,418 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:29,418 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 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 06:30:29,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,502 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-09-08 06:30:29,502 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:29,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:29,502 INFO L85 PathProgramCache]: Analyzing trace with hash -11740250, now seen corresponding path program 1 times [2024-09-08 06:30:29,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:29,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931030904] [2024-09-08 06:30:29,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:29,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:29,552 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 06:30:29,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:29,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931030904] [2024-09-08 06:30:29,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931030904] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:29,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:29,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 06:30:29,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024219557] [2024-09-08 06:30:29,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:29,553 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 06:30:29,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:29,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 06:30:29,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 06:30:29,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:29,554 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:29,554 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.25) internal successors, (37), 4 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 06:30:29,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:29,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 06:30:29,663 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-09-08 06:30:29,663 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT === [thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:29,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:29,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1818030480, now seen corresponding path program 1 times [2024-09-08 06:30:29,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:29,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578141938] [2024-09-08 06:30:29,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:29,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:29,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:29,739 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 06:30:29,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:29,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578141938] [2024-09-08 06:30:29,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578141938] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:29,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:29,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 06:30:29,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512137003] [2024-09-08 06:30:29,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:29,740 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 06:30:29,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:29,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 06:30:29,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-09-08 06:30:29,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:29,741 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:29,741 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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 06:30:29,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:29,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 06:30:29,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:32,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:32,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:32,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:32,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 06:30:32,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 06:30:32,189 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 6 remaining) [2024-09-08 06:30:32,192 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 6 remaining) [2024-09-08 06:30:32,192 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 6 remaining) [2024-09-08 06:30:32,193 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 6 remaining) [2024-09-08 06:30:32,193 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 6 remaining) [2024-09-08 06:30:32,193 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 6 remaining) [2024-09-08 06:30:32,193 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-09-08 06:30:32,194 INFO L408 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-09-08 06:30:32,194 INFO L312 ceAbstractionStarter]: Result for error location thread3Thread1of1ForFork4 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (4/7) [2024-09-08 06:30:32,196 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:32,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 06:30:32,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 06:30:32,198 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-09-08 06:30:32,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2024-09-08 06:30:32,205 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 06:30:32,205 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-08 06:30:32,205 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;@7ed99f8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:32,205 INFO L337 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-09-08 06:30:32,446 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-09-08 06:30:32,446 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-09-08 06:30:32,448 INFO L408 BasicCegarLoop]: Path program histogram: [] [2024-09-08 06:30:32,449 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE (5/7) [2024-09-08 06:30:32,450 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:32,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 06:30:32,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 06:30:32,452 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 06:30:32,454 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 06:30:32,458 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 06:30:32,459 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread6Thread1of1ForFork3 ======== [2024-09-08 06:30:32,459 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;@7ed99f8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:32,459 INFO L337 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-09-08 06:30:32,543 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:32,543 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:32,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1084471477, now seen corresponding path program 1 times [2024-09-08 06:30:32,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:32,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553593480] [2024-09-08 06:30:32,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:32,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:32,576 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 06:30:32,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:32,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553593480] [2024-09-08 06:30:32,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553593480] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:32,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:32,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-08 06:30:32,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929001774] [2024-09-08 06:30:32,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:32,577 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:32,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:32,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:32,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:32,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:32,578 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:32,578 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 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 06:30:32,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:32,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:32,706 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-09-08 06:30:32,706 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:32,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:32,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1607599760, now seen corresponding path program 1 times [2024-09-08 06:30:32,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:32,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910189884] [2024-09-08 06:30:32,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:32,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:32,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:32,786 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 06:30:32,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:32,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910189884] [2024-09-08 06:30:32,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910189884] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:32,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:32,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 06:30:32,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114274872] [2024-09-08 06:30:32,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:32,788 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:32,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:32,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:32,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:32,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:32,789 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:32,789 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 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 06:30:32,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:32,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:32,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:32,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:32,864 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-09-08 06:30:32,864 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT === [thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:32,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:32,864 INFO L85 PathProgramCache]: Analyzing trace with hash -370949528, now seen corresponding path program 2 times [2024-09-08 06:30:32,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:32,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206505971] [2024-09-08 06:30:32,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:32,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:32,937 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 06:30:32,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:32,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206505971] [2024-09-08 06:30:32,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206505971] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:32,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:32,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-09-08 06:30:32,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329014262] [2024-09-08 06:30:32,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:32,938 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-08 06:30:32,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:32,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-08 06:30:32,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-08 06:30:32,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:32,939 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:32,939 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 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 06:30:32,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:32,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:32,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:33,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,057 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-09-08 06:30:33,057 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT === [thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:33,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:33,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1475728808, now seen corresponding path program 1 times [2024-09-08 06:30:33,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:33,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162714878] [2024-09-08 06:30:33,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:33,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:33,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:33,136 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 06:30:33,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:33,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162714878] [2024-09-08 06:30:33,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162714878] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:33,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:33,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-08 06:30:33,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803752411] [2024-09-08 06:30:33,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:33,138 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-09-08 06:30:33,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:33,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-09-08 06:30:33,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-09-08 06:30:33,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:33,139 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:33,139 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 06:30:33,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:33,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-08 06:30:33,276 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-09-08 06:30:33,276 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT === [thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT, thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT, thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (and 3 more)] === [2024-09-08 06:30:33,276 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-08 06:30:33,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1204922785, now seen corresponding path program 1 times [2024-09-08 06:30:33,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-08 06:30:33,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140063856] [2024-09-08 06:30:33,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-08 06:30:33,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-08 06:30:33,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-08 06:30:33,386 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 06:30:33,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-08 06:30:33,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140063856] [2024-09-08 06:30:33,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140063856] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-08 06:30:33,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-08 06:30:33,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-08 06:30:33,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809359843] [2024-09-08 06:30:33,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-08 06:30:33,388 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-08 06:30:33,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-08 06:30:33,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-08 06:30:33,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-09-08 06:30:33,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:33,389 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-08 06:30:33,389 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-09-08 06:30:33,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:33,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-09-08 06:30:33,390 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-08 06:30:36,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:36,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:36,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-08 06:30:36,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-08 06:30:36,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-09-08 06:30:36,859 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread6Err0ASSERT_VIOLATIONWITNESS_INVARIANT (5 of 6 remaining) [2024-09-08 06:30:36,859 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread6Err1ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 6 remaining) [2024-09-08 06:30:36,859 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread6Err2ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 6 remaining) [2024-09-08 06:30:36,859 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread6Err3ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 6 remaining) [2024-09-08 06:30:36,859 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread6Err4ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 6 remaining) [2024-09-08 06:30:36,859 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread6Err5ASSERT_VIOLATIONWITNESS_INVARIANT (0 of 6 remaining) [2024-09-08 06:30:36,859 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-09-08 06:30:36,860 INFO L408 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-09-08 06:30:36,861 INFO L312 ceAbstractionStarter]: Result for error location thread6Thread1of1ForFork3 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (6/7) [2024-09-08 06:30:36,862 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:36,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-08 06:30:36,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-08 06:30:36,864 INFO L229 MonitoredProcess]: Starting monitored process 8 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 06:30:36,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process [2024-09-08 06:30:36,867 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-08 06:30:36,868 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork5 ======== [2024-09-08 06:30:36,868 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;@7ed99f8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-08 06:30:36,869 INFO L337 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-09-08 06:30:37,002 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork5Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-09-08 06:30:37,002 INFO L785 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork5Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-09-08 06:30:37,003 INFO L408 BasicCegarLoop]: Path program histogram: [] [2024-09-08 06:30:37,003 INFO L312 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork5 was SAFE,SAFE (7/7) [2024-09-08 06:30:37,004 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-08 06:30:37,004 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-08 06:30:37,007 INFO L469 ceAbstractionStarter]: Automizer considered 24 witness invariants [2024-09-08 06:30:37,007 INFO L470 ceAbstractionStarter]: WitnessConsidered=24 [2024-09-08 06:30:37,008 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 06:30:37 BasicIcfg [2024-09-08 06:30:37,008 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-08 06:30:37,009 INFO L158 Benchmark]: Toolchain (without parser) took 19884.15ms. Allocated memory was 161.5MB in the beginning and 3.5GB in the end (delta: 3.3GB). Free memory was 127.2MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2024-09-08 06:30:37,009 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 125.8MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 06:30:37,009 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 161.5MB. Free memory is still 130.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 06:30:37,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.70ms. Allocated memory is still 161.5MB. Free memory was 127.2MB in the beginning and 110.1MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-08 06:30:37,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.07ms. Allocated memory is still 161.5MB. Free memory was 109.7MB in the beginning and 107.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 06:30:37,011 INFO L158 Benchmark]: Boogie Preprocessor took 53.35ms. Allocated memory is still 161.5MB. Free memory was 107.6MB in the beginning and 105.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-08 06:30:37,011 INFO L158 Benchmark]: RCFGBuilder took 685.05ms. Allocated memory is still 161.5MB. Free memory was 105.5MB in the beginning and 85.2MB in the end (delta: 20.2MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2024-09-08 06:30:37,011 INFO L158 Benchmark]: TraceAbstraction took 18806.26ms. Allocated memory was 161.5MB in the beginning and 3.5GB in the end (delta: 3.3GB). Free memory was 84.7MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2024-09-08 06:30:37,013 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 125.8MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 161.5MB. Free memory is still 130.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.70ms. Allocated memory is still 161.5MB. Free memory was 127.2MB in the beginning and 110.1MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.07ms. Allocated memory is still 161.5MB. Free memory was 109.7MB in the beginning and 107.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.35ms. Allocated memory is still 161.5MB. Free memory was 107.6MB in the beginning and 105.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 685.05ms. Allocated memory is still 161.5MB. Free memory was 105.5MB in the beginning and 85.2MB in the end (delta: 20.2MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * TraceAbstraction took 18806.26ms. Allocated memory was 161.5MB in the beginning and 3.5GB in the end (delta: 3.3GB). Free memory was 84.7MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 2.2GB. 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: 239297, independent: 221902, independent conditional: 215172, independent unconditional: 6730, dependent: 17395, dependent conditional: 17279, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 224471, independent: 221902, independent conditional: 215172, independent unconditional: 6730, dependent: 2569, dependent conditional: 2453, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 224471, independent: 221902, independent conditional: 215172, independent unconditional: 6730, dependent: 2569, dependent conditional: 2453, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 231198, independent: 221902, independent conditional: 215172, independent unconditional: 6730, dependent: 9296, dependent conditional: 9180, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 231198, independent: 221902, independent conditional: 3062, independent unconditional: 218840, dependent: 9296, dependent conditional: 2778, dependent unconditional: 6518, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 231198, independent: 221902, independent conditional: 3062, independent unconditional: 218840, dependent: 9296, dependent conditional: 2778, dependent unconditional: 6518, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6904, independent: 6762, independent conditional: 16, independent unconditional: 6746, dependent: 142, dependent conditional: 25, dependent unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6904, independent: 6686, independent conditional: 0, independent unconditional: 6686, dependent: 218, dependent conditional: 0, dependent unconditional: 218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 218, independent: 76, independent conditional: 16, independent unconditional: 60, dependent: 142, dependent conditional: 25, dependent unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 218, independent: 76, independent conditional: 16, independent unconditional: 60, dependent: 142, dependent conditional: 25, dependent unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 407, independent: 110, independent conditional: 18, independent unconditional: 92, dependent: 296, dependent conditional: 55, dependent unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 231198, independent: 215140, independent conditional: 3046, independent unconditional: 212094, dependent: 9154, dependent conditional: 2753, dependent unconditional: 6401, unknown: 6904, unknown conditional: 41, unknown unconditional: 6863] , Statistics on independence cache: Total cache size (in pairs): 6904, Positive cache size: 6762, Positive conditional cache size: 16, Positive unconditional cache size: 6746, Negative cache size: 142, Negative conditional cache size: 25, Negative unconditional cache size: 117, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 218512, Maximal queried relation: 4, Independence queries for same thread: 14826, Persistent sets #1 benchmarks: Persistent set computation time: 1.3s, Number of persistent set computation: 13900, Number of trivial persistent sets: 312, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6846, independent: 6730, independent conditional: 0, independent unconditional: 6730, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 239297, independent: 221902, independent conditional: 215172, independent unconditional: 6730, dependent: 17395, dependent conditional: 17279, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 224471, independent: 221902, independent conditional: 215172, independent unconditional: 6730, dependent: 2569, dependent conditional: 2453, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 224471, independent: 221902, independent conditional: 215172, independent unconditional: 6730, dependent: 2569, dependent conditional: 2453, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 231198, independent: 221902, independent conditional: 215172, independent unconditional: 6730, dependent: 9296, dependent conditional: 9180, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 231198, independent: 221902, independent conditional: 3062, independent unconditional: 218840, dependent: 9296, dependent conditional: 2778, dependent unconditional: 6518, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 231198, independent: 221902, independent conditional: 3062, independent unconditional: 218840, dependent: 9296, dependent conditional: 2778, dependent unconditional: 6518, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6904, independent: 6762, independent conditional: 16, independent unconditional: 6746, dependent: 142, dependent conditional: 25, dependent unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6904, independent: 6686, independent conditional: 0, independent unconditional: 6686, dependent: 218, dependent conditional: 0, dependent unconditional: 218, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 218, independent: 76, independent conditional: 16, independent unconditional: 60, dependent: 142, dependent conditional: 25, dependent unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 218, independent: 76, independent conditional: 16, independent unconditional: 60, dependent: 142, dependent conditional: 25, dependent unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 407, independent: 110, independent conditional: 18, independent unconditional: 92, dependent: 296, dependent conditional: 55, dependent unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 231198, independent: 215140, independent conditional: 3046, independent unconditional: 212094, dependent: 9154, dependent conditional: 2753, dependent unconditional: 6401, unknown: 6904, unknown conditional: 41, unknown unconditional: 6863] , Statistics on independence cache: Total cache size (in pairs): 6904, Positive cache size: 6762, Positive conditional cache size: 16, Positive unconditional cache size: 6746, Negative cache size: 142, Negative conditional cache size: 25, Negative unconditional cache size: 117, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 218512, Maximal queried relation: 4, Independence queries for same thread: 14826 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 188463, independent: 176370, independent conditional: 170263, independent unconditional: 6107, dependent: 12093, dependent conditional: 11978, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 177358, independent: 176370, independent conditional: 170263, independent unconditional: 6107, dependent: 988, dependent conditional: 873, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 177358, independent: 176370, independent conditional: 170263, independent unconditional: 6107, dependent: 988, dependent conditional: 873, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 183868, independent: 176370, independent conditional: 170263, independent unconditional: 6107, dependent: 7498, dependent conditional: 7383, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 183868, independent: 176370, independent conditional: 4162, independent unconditional: 172208, dependent: 7498, dependent conditional: 1940, dependent unconditional: 5558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 183868, independent: 176370, independent conditional: 4162, independent unconditional: 172208, dependent: 7498, dependent conditional: 1940, dependent unconditional: 5558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6330, independent: 6180, independent conditional: 45, independent unconditional: 6135, dependent: 150, dependent conditional: 35, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6330, independent: 6066, independent conditional: 0, independent unconditional: 6066, dependent: 264, dependent conditional: 0, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 264, independent: 114, independent conditional: 45, independent unconditional: 69, dependent: 150, dependent conditional: 35, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 264, independent: 114, independent conditional: 45, independent unconditional: 69, dependent: 150, dependent conditional: 35, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 312, independent: 130, independent conditional: 46, independent unconditional: 84, dependent: 182, dependent conditional: 53, dependent unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 183868, independent: 170190, independent conditional: 4117, independent unconditional: 166073, dependent: 7348, dependent conditional: 1905, dependent unconditional: 5443, unknown: 6330, unknown conditional: 80, unknown unconditional: 6250] , Statistics on independence cache: Total cache size (in pairs): 6330, Positive cache size: 6180, Positive conditional cache size: 45, Positive unconditional cache size: 6135, Negative cache size: 150, Negative conditional cache size: 35, Negative unconditional cache size: 115, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 171544, Maximal queried relation: 5, Independence queries for same thread: 11105, Persistent sets #1 benchmarks: Persistent set computation time: 0.8s, Number of persistent set computation: 10038, Number of trivial persistent sets: 211, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6222, independent: 6107, independent conditional: 0, independent unconditional: 6107, dependent: 115, dependent conditional: 0, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 188463, independent: 176370, independent conditional: 170263, independent unconditional: 6107, dependent: 12093, dependent conditional: 11978, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 177358, independent: 176370, independent conditional: 170263, independent unconditional: 6107, dependent: 988, dependent conditional: 873, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 177358, independent: 176370, independent conditional: 170263, independent unconditional: 6107, dependent: 988, dependent conditional: 873, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 183868, independent: 176370, independent conditional: 170263, independent unconditional: 6107, dependent: 7498, dependent conditional: 7383, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 183868, independent: 176370, independent conditional: 4162, independent unconditional: 172208, dependent: 7498, dependent conditional: 1940, dependent unconditional: 5558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 183868, independent: 176370, independent conditional: 4162, independent unconditional: 172208, dependent: 7498, dependent conditional: 1940, dependent unconditional: 5558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6330, independent: 6180, independent conditional: 45, independent unconditional: 6135, dependent: 150, dependent conditional: 35, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6330, independent: 6066, independent conditional: 0, independent unconditional: 6066, dependent: 264, dependent conditional: 0, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 264, independent: 114, independent conditional: 45, independent unconditional: 69, dependent: 150, dependent conditional: 35, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 264, independent: 114, independent conditional: 45, independent unconditional: 69, dependent: 150, dependent conditional: 35, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 312, independent: 130, independent conditional: 46, independent unconditional: 84, dependent: 182, dependent conditional: 53, dependent unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 183868, independent: 170190, independent conditional: 4117, independent unconditional: 166073, dependent: 7348, dependent conditional: 1905, dependent unconditional: 5443, unknown: 6330, unknown conditional: 80, unknown unconditional: 6250] , Statistics on independence cache: Total cache size (in pairs): 6330, Positive cache size: 6180, Positive conditional cache size: 45, Positive unconditional cache size: 6135, Negative cache size: 150, Negative conditional cache size: 35, Negative unconditional cache size: 115, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 171544, Maximal queried relation: 5, Independence queries for same thread: 11105 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 118267, independent: 111702, independent conditional: 106222, independent unconditional: 5480, dependent: 6565, dependent conditional: 6482, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 112645, independent: 111702, independent conditional: 106222, independent unconditional: 5480, dependent: 943, dependent conditional: 860, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 112645, independent: 111702, independent conditional: 106222, independent unconditional: 5480, dependent: 943, dependent conditional: 860, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 112645, independent: 111702, independent conditional: 106222, independent unconditional: 5480, dependent: 943, dependent conditional: 860, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 112645, independent: 111702, independent conditional: 0, independent unconditional: 111702, dependent: 943, dependent conditional: 0, dependent unconditional: 943, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 112645, independent: 111702, independent conditional: 0, independent unconditional: 111702, dependent: 943, dependent conditional: 0, dependent unconditional: 943, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5575, independent: 5492, independent conditional: 0, independent unconditional: 5492, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5575, independent: 5460, independent conditional: 0, independent unconditional: 5460, dependent: 115, dependent conditional: 0, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 115, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 115, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 150, independent: 52, independent conditional: 0, independent unconditional: 52, dependent: 98, dependent conditional: 0, dependent unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 112645, independent: 106210, independent conditional: 0, independent unconditional: 106210, dependent: 860, dependent conditional: 0, dependent unconditional: 860, unknown: 5575, unknown conditional: 0, unknown unconditional: 5575] , Statistics on independence cache: Total cache size (in pairs): 5575, Positive cache size: 5492, Positive conditional cache size: 0, Positive unconditional cache size: 5492, Negative cache size: 83, Negative conditional cache size: 0, Negative unconditional cache size: 83, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 107082, Maximal queried relation: 0, Independence queries for same thread: 5622, Persistent sets #1 benchmarks: Persistent set computation time: 0.7s, Number of persistent set computation: 11276, Number of trivial persistent sets: 1000, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5563, independent: 5480, independent conditional: 0, independent unconditional: 5480, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 118267, independent: 111702, independent conditional: 106222, independent unconditional: 5480, dependent: 6565, dependent conditional: 6482, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 112645, independent: 111702, independent conditional: 106222, independent unconditional: 5480, dependent: 943, dependent conditional: 860, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 112645, independent: 111702, independent conditional: 106222, independent unconditional: 5480, dependent: 943, dependent conditional: 860, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 112645, independent: 111702, independent conditional: 106222, independent unconditional: 5480, dependent: 943, dependent conditional: 860, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 112645, independent: 111702, independent conditional: 0, independent unconditional: 111702, dependent: 943, dependent conditional: 0, dependent unconditional: 943, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 112645, independent: 111702, independent conditional: 0, independent unconditional: 111702, dependent: 943, dependent conditional: 0, dependent unconditional: 943, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5575, independent: 5492, independent conditional: 0, independent unconditional: 5492, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5575, independent: 5460, independent conditional: 0, independent unconditional: 5460, dependent: 115, dependent conditional: 0, dependent unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 115, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 115, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 83, dependent conditional: 0, dependent unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 150, independent: 52, independent conditional: 0, independent unconditional: 52, dependent: 98, dependent conditional: 0, dependent unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 112645, independent: 106210, independent conditional: 0, independent unconditional: 106210, dependent: 860, dependent conditional: 0, dependent unconditional: 860, unknown: 5575, unknown conditional: 0, unknown unconditional: 5575] , Statistics on independence cache: Total cache size (in pairs): 5575, Positive cache size: 5492, Positive conditional cache size: 0, Positive unconditional cache size: 5492, Negative cache size: 83, Negative conditional cache size: 0, Negative unconditional cache size: 83, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 107082, Maximal queried relation: 0, Independence queries for same thread: 5622 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 183352, independent: 171858, independent conditional: 165730, independent unconditional: 6128, dependent: 11494, dependent conditional: 11381, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 172786, independent: 171858, independent conditional: 165730, independent unconditional: 6128, dependent: 928, dependent conditional: 815, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 172786, independent: 171858, independent conditional: 165730, independent unconditional: 6128, dependent: 928, dependent conditional: 815, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 178972, independent: 171858, independent conditional: 165730, independent unconditional: 6128, dependent: 7114, dependent conditional: 7001, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 178972, independent: 171858, independent conditional: 4002, independent unconditional: 167856, dependent: 7114, dependent conditional: 1800, dependent unconditional: 5314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 178972, independent: 171858, independent conditional: 4002, independent unconditional: 167856, dependent: 7114, dependent conditional: 1800, dependent unconditional: 5314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6341, independent: 6201, independent conditional: 45, independent unconditional: 6156, dependent: 140, dependent conditional: 27, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6341, independent: 6087, independent conditional: 0, independent unconditional: 6087, dependent: 254, dependent conditional: 0, dependent unconditional: 254, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 254, independent: 114, independent conditional: 45, independent unconditional: 69, dependent: 140, dependent conditional: 27, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 254, independent: 114, independent conditional: 45, independent unconditional: 69, dependent: 140, dependent conditional: 27, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 265, independent: 124, independent conditional: 43, independent unconditional: 82, dependent: 141, dependent conditional: 37, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 178972, independent: 165657, independent conditional: 3957, independent unconditional: 161700, dependent: 6974, dependent conditional: 1773, dependent unconditional: 5201, unknown: 6341, unknown conditional: 72, unknown unconditional: 6269] , Statistics on independence cache: Total cache size (in pairs): 6341, Positive cache size: 6201, Positive conditional cache size: 45, Positive unconditional cache size: 6156, Negative cache size: 140, Negative conditional cache size: 27, Negative unconditional cache size: 113, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 166929, Maximal queried relation: 5, Independence queries for same thread: 10566, Persistent sets #1 benchmarks: Persistent set computation time: 0.8s, Number of persistent set computation: 9595, Number of trivial persistent sets: 210, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6241, independent: 6128, independent conditional: 0, independent unconditional: 6128, dependent: 113, dependent conditional: 0, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 183352, independent: 171858, independent conditional: 165730, independent unconditional: 6128, dependent: 11494, dependent conditional: 11381, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 172786, independent: 171858, independent conditional: 165730, independent unconditional: 6128, dependent: 928, dependent conditional: 815, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 172786, independent: 171858, independent conditional: 165730, independent unconditional: 6128, dependent: 928, dependent conditional: 815, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 178972, independent: 171858, independent conditional: 165730, independent unconditional: 6128, dependent: 7114, dependent conditional: 7001, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 178972, independent: 171858, independent conditional: 4002, independent unconditional: 167856, dependent: 7114, dependent conditional: 1800, dependent unconditional: 5314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 178972, independent: 171858, independent conditional: 4002, independent unconditional: 167856, dependent: 7114, dependent conditional: 1800, dependent unconditional: 5314, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6341, independent: 6201, independent conditional: 45, independent unconditional: 6156, dependent: 140, dependent conditional: 27, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6341, independent: 6087, independent conditional: 0, independent unconditional: 6087, dependent: 254, dependent conditional: 0, dependent unconditional: 254, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 254, independent: 114, independent conditional: 45, independent unconditional: 69, dependent: 140, dependent conditional: 27, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 254, independent: 114, independent conditional: 45, independent unconditional: 69, dependent: 140, dependent conditional: 27, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 265, independent: 124, independent conditional: 43, independent unconditional: 82, dependent: 141, dependent conditional: 37, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 178972, independent: 165657, independent conditional: 3957, independent unconditional: 161700, dependent: 6974, dependent conditional: 1773, dependent unconditional: 5201, unknown: 6341, unknown conditional: 72, unknown unconditional: 6269] , Statistics on independence cache: Total cache size (in pairs): 6341, Positive cache size: 6201, Positive conditional cache size: 45, Positive unconditional cache size: 6156, Negative cache size: 140, Negative conditional cache size: 27, Negative unconditional cache size: 113, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 166929, Maximal queried relation: 5, Independence queries for same thread: 10566 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7602, independent: 6938, independent conditional: 3059, independent unconditional: 3879, dependent: 664, dependent conditional: 606, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7040, independent: 6938, independent conditional: 3059, independent unconditional: 3879, dependent: 102, dependent conditional: 44, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7040, independent: 6938, independent conditional: 3059, independent unconditional: 3879, dependent: 102, dependent conditional: 44, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7040, independent: 6938, independent conditional: 3059, independent unconditional: 3879, dependent: 102, dependent conditional: 44, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7040, independent: 6938, independent conditional: 0, independent unconditional: 6938, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7040, independent: 6938, independent conditional: 0, independent unconditional: 6938, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3937, independent: 3879, independent conditional: 0, independent unconditional: 3879, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3937, independent: 3872, independent conditional: 0, independent unconditional: 3872, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 65, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7040, independent: 3059, independent conditional: 0, independent unconditional: 3059, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 3937, unknown conditional: 0, unknown unconditional: 3937] , Statistics on independence cache: Total cache size (in pairs): 3937, Positive cache size: 3879, Positive conditional cache size: 0, Positive unconditional cache size: 3879, Negative cache size: 58, Negative conditional cache size: 0, Negative unconditional cache size: 58, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3103, Maximal queried relation: 0, Independence queries for same thread: 562, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 1000, Number of trivial persistent sets: 1000, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3937, independent: 3879, independent conditional: 0, independent unconditional: 3879, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7602, independent: 6938, independent conditional: 3059, independent unconditional: 3879, dependent: 664, dependent conditional: 606, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7040, independent: 6938, independent conditional: 3059, independent unconditional: 3879, dependent: 102, dependent conditional: 44, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7040, independent: 6938, independent conditional: 3059, independent unconditional: 3879, dependent: 102, dependent conditional: 44, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7040, independent: 6938, independent conditional: 3059, independent unconditional: 3879, dependent: 102, dependent conditional: 44, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7040, independent: 6938, independent conditional: 0, independent unconditional: 6938, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7040, independent: 6938, independent conditional: 0, independent unconditional: 6938, dependent: 102, dependent conditional: 0, dependent unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3937, independent: 3879, independent conditional: 0, independent unconditional: 3879, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3937, independent: 3872, independent conditional: 0, independent unconditional: 3872, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 65, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 65, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 58, dependent conditional: 0, dependent unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 101, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7040, independent: 3059, independent conditional: 0, independent unconditional: 3059, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 3937, unknown conditional: 0, unknown unconditional: 3937] , Statistics on independence cache: Total cache size (in pairs): 3937, Positive cache size: 3879, Positive conditional cache size: 0, Positive unconditional cache size: 3879, Negative cache size: 58, Negative conditional cache size: 0, Negative unconditional cache size: 58, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3103, Maximal queried relation: 0, Independence queries for same thread: 562 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 254713, independent: 238776, independent conditional: 231532, independent unconditional: 7244, dependent: 15937, dependent conditional: 15824, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 239552, independent: 238776, independent conditional: 231532, independent unconditional: 7244, dependent: 776, dependent conditional: 663, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 239552, independent: 238776, independent conditional: 231532, independent unconditional: 7244, dependent: 776, dependent conditional: 663, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 245874, independent: 238776, independent conditional: 231532, independent unconditional: 7244, dependent: 7098, dependent conditional: 6985, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 245874, independent: 238776, independent conditional: 4407, independent unconditional: 234369, dependent: 7098, dependent conditional: 1624, dependent unconditional: 5474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 245874, independent: 238776, independent conditional: 4407, independent unconditional: 234369, dependent: 7098, dependent conditional: 1624, dependent unconditional: 5474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7454, independent: 7315, independent conditional: 43, independent unconditional: 7272, dependent: 139, dependent conditional: 26, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7454, independent: 7203, independent conditional: 0, independent unconditional: 7203, dependent: 251, dependent conditional: 0, dependent unconditional: 251, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 251, independent: 112, independent conditional: 43, independent unconditional: 69, dependent: 139, dependent conditional: 26, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 251, independent: 112, independent conditional: 43, independent unconditional: 69, dependent: 139, dependent conditional: 26, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 291, independent: 123, independent conditional: 41, independent unconditional: 82, dependent: 169, dependent conditional: 38, dependent unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 245874, independent: 231461, independent conditional: 4364, independent unconditional: 227097, dependent: 6959, dependent conditional: 1598, dependent unconditional: 5361, unknown: 7454, unknown conditional: 69, unknown unconditional: 7385] , Statistics on independence cache: Total cache size (in pairs): 7454, Positive cache size: 7315, Positive conditional cache size: 43, Positive unconditional cache size: 7272, Negative cache size: 139, Negative conditional cache size: 26, Negative unconditional cache size: 113, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 232486, Maximal queried relation: 5, Independence queries for same thread: 15161, Persistent sets #1 benchmarks: Persistent set computation time: 1.0s, Number of persistent set computation: 16393, Number of trivial persistent sets: 312, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7357, independent: 7244, independent conditional: 0, independent unconditional: 7244, dependent: 113, dependent conditional: 0, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 254713, independent: 238776, independent conditional: 231532, independent unconditional: 7244, dependent: 15937, dependent conditional: 15824, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 239552, independent: 238776, independent conditional: 231532, independent unconditional: 7244, dependent: 776, dependent conditional: 663, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 239552, independent: 238776, independent conditional: 231532, independent unconditional: 7244, dependent: 776, dependent conditional: 663, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 245874, independent: 238776, independent conditional: 231532, independent unconditional: 7244, dependent: 7098, dependent conditional: 6985, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 245874, independent: 238776, independent conditional: 4407, independent unconditional: 234369, dependent: 7098, dependent conditional: 1624, dependent unconditional: 5474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 245874, independent: 238776, independent conditional: 4407, independent unconditional: 234369, dependent: 7098, dependent conditional: 1624, dependent unconditional: 5474, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7454, independent: 7315, independent conditional: 43, independent unconditional: 7272, dependent: 139, dependent conditional: 26, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7454, independent: 7203, independent conditional: 0, independent unconditional: 7203, dependent: 251, dependent conditional: 0, dependent unconditional: 251, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 251, independent: 112, independent conditional: 43, independent unconditional: 69, dependent: 139, dependent conditional: 26, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 251, independent: 112, independent conditional: 43, independent unconditional: 69, dependent: 139, dependent conditional: 26, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 291, independent: 123, independent conditional: 41, independent unconditional: 82, dependent: 169, dependent conditional: 38, dependent unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 245874, independent: 231461, independent conditional: 4364, independent unconditional: 227097, dependent: 6959, dependent conditional: 1598, dependent unconditional: 5361, unknown: 7454, unknown conditional: 69, unknown unconditional: 7385] , Statistics on independence cache: Total cache size (in pairs): 7454, Positive cache size: 7315, Positive conditional cache size: 43, Positive unconditional cache size: 7272, Negative cache size: 139, Negative conditional cache size: 26, Negative unconditional cache size: 113, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 232486, Maximal queried relation: 5, Independence queries for same thread: 15161 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5509, independent: 5338, independent conditional: 1612, independent unconditional: 3726, dependent: 171, dependent conditional: 114, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5449, independent: 5338, independent conditional: 1612, independent unconditional: 3726, dependent: 111, dependent conditional: 54, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5449, independent: 5338, independent conditional: 1612, independent unconditional: 3726, dependent: 111, dependent conditional: 54, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5449, independent: 5338, independent conditional: 1612, independent unconditional: 3726, dependent: 111, dependent conditional: 54, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5449, independent: 5338, independent conditional: 0, independent unconditional: 5338, dependent: 111, dependent conditional: 0, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5449, independent: 5338, independent conditional: 0, independent unconditional: 5338, dependent: 111, dependent conditional: 0, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3789, independent: 3732, independent conditional: 0, independent unconditional: 3732, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3789, independent: 3712, independent conditional: 0, independent unconditional: 3712, dependent: 77, dependent conditional: 0, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 77, independent: 20, independent conditional: 0, independent unconditional: 20, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 77, independent: 20, independent conditional: 0, independent unconditional: 20, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5449, independent: 1606, independent conditional: 0, independent unconditional: 1606, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 3789, unknown conditional: 0, unknown unconditional: 3789] , Statistics on independence cache: Total cache size (in pairs): 3789, Positive cache size: 3732, Positive conditional cache size: 0, Positive unconditional cache size: 3732, Negative cache size: 57, Negative conditional cache size: 0, Negative unconditional cache size: 57, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1666, Maximal queried relation: 0, Independence queries for same thread: 60, Persistent sets #1 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 232, Number of trivial persistent sets: 34, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3783, independent: 3726, independent conditional: 0, independent unconditional: 3726, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5509, independent: 5338, independent conditional: 1612, independent unconditional: 3726, dependent: 171, dependent conditional: 114, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5449, independent: 5338, independent conditional: 1612, independent unconditional: 3726, dependent: 111, dependent conditional: 54, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5449, independent: 5338, independent conditional: 1612, independent unconditional: 3726, dependent: 111, dependent conditional: 54, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5449, independent: 5338, independent conditional: 1612, independent unconditional: 3726, dependent: 111, dependent conditional: 54, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5449, independent: 5338, independent conditional: 0, independent unconditional: 5338, dependent: 111, dependent conditional: 0, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5449, independent: 5338, independent conditional: 0, independent unconditional: 5338, dependent: 111, dependent conditional: 0, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3789, independent: 3732, independent conditional: 0, independent unconditional: 3732, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3789, independent: 3712, independent conditional: 0, independent unconditional: 3712, dependent: 77, dependent conditional: 0, dependent unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 77, independent: 20, independent conditional: 0, independent unconditional: 20, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 77, independent: 20, independent conditional: 0, independent unconditional: 20, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5449, independent: 1606, independent conditional: 0, independent unconditional: 1606, dependent: 54, dependent conditional: 0, dependent unconditional: 54, unknown: 3789, unknown conditional: 0, unknown unconditional: 3789] , Statistics on independence cache: Total cache size (in pairs): 3789, Positive cache size: 3732, Positive conditional cache size: 0, Positive unconditional cache size: 3732, Negative cache size: 57, Negative conditional cache size: 0, Negative unconditional cache size: 57, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1666, Maximal queried relation: 0, Independence queries for same thread: 60 - PositiveResult [Line: 111]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 114]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 118]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 121]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 125]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 128]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 48]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 51]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 55]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 58]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 62]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 65]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 73]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 76]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 80]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 83]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 87]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 90]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 136]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 139]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 143]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 146]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 150]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 153]: 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: thread5Thread1of1ForFork0 with 1 thread instances CFG has 13 procedures, 175 locations, 58 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 4.6s, 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: 15, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 147 NumberOfCodeBlocks, 147 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 347 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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: thread2Thread1of1ForFork1 with 1 thread instances CFG has 13 procedures, 175 locations, 58 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 3.1s, 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: 26, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 157 NumberOfCodeBlocks, 157 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 152 ConstructedInterpolants, 0 QuantifiedInterpolants, 424 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: thread4Thread1of1ForFork2 with 1 thread instances CFG has 13 procedures, 175 locations, 58 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 1.7s, 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: 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: thread3Thread1of1ForFork4 with 1 thread instances CFG has 13 procedures, 175 locations, 58 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 2.9s, 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: 26, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 163 NumberOfCodeBlocks, 163 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 434 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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 13 procedures, 175 locations, 58 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: thread6Thread1of1ForFork3 with 1 thread instances CFG has 13 procedures, 175 locations, 58 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 4.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 26, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 199 NumberOfCodeBlocks, 199 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 490 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: thread1Thread1of1ForFork5 with 1 thread instances CFG has 13 procedures, 175 locations, 58 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.1s, 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 - AllSpecificationsHoldResult: All specifications hold 24 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-09-08 06:30:37,051 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Ended with exit code 0 [2024-09-08 06:30:37,250 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 06:30:37,449 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Ended with exit code 0 [2024-09-08 06:30:37,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2024-09-08 06:30:37,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-09-08 06:30:38,052 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-09-08 06:30:38,251 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-09-08 06:30:38,595 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