./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c --full-output --traceabstraction.commutativity.condition.synthesis SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1c4755c5 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b78dfc9c2705d92d2bcea2c224e1a0e17a9d3d516f404185e5eda6bc0d05a15c --traceabstraction.commutativity.condition.synthesis SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.3.0-dev-1c4755c-m [2024-12-17 13:52:54,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-17 13:52:54,282 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-12-17 13:52:54,288 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-17 13:52:54,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-17 13:52:54,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-17 13:52:54,307 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-17 13:52:54,308 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-17 13:52:54,309 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-17 13:52:54,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-17 13:52:54,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-17 13:52:54,310 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-17 13:52:54,310 INFO L153 SettingsManager]: * Use SBE=true [2024-12-17 13:52:54,310 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-17 13:52:54,310 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-17 13:52:54,310 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-17 13:52:54,310 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-17 13:52:54,310 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-17 13:52:54,310 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-17 13:52:54,311 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-17 13:52:54,311 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-17 13:52:54,311 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-17 13:52:54,311 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-17 13:52:54,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-17 13:52:54,311 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-17 13:52:54,311 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-17 13:52:54,311 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-17 13:52:54,312 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-17 13:52:54,312 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-17 13:52:54,312 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-17 13:52:54,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 13:52:54,312 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-17 13:52:54,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-17 13:52:54,312 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-17 13:52:54,313 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2024-12-17 13:52:54,313 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-17 13:52:54,313 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-17 13:52:54,313 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-12-17 13:52:54,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-17 13:52:54,313 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-17 13:52:54,313 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-12-17 13:52:54,313 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-12-17 13:52:54,313 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-12-17 13:52:54,313 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b78dfc9c2705d92d2bcea2c224e1a0e17a9d3d516f404185e5eda6bc0d05a15c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> SUFFICIENT [2024-12-17 13:52:54,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-17 13:52:54,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-17 13:52:54,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-17 13:52:54,539 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-17 13:52:54,539 INFO L274 PluginConnector]: CDTParser initialized [2024-12-17 13:52:54,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2024-12-17 13:52:55,589 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/926206104/79efe1e4776c403da515500bea664d59/FLAGd6c4c8fca [2024-12-17 13:52:55,783 INFO L384 CDTParser]: Found 1 translation units. [2024-12-17 13:52:55,788 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2024-12-17 13:52:55,806 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/926206104/79efe1e4776c403da515500bea664d59/FLAGd6c4c8fca [2024-12-17 13:52:56,149 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/926206104/79efe1e4776c403da515500bea664d59 [2024-12-17 13:52:56,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-17 13:52:56,151 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-17 13:52:56,152 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-17 13:52:56,152 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-17 13:52:56,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-17 13:52:56,155 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f304540 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56, skipping insertion in model container [2024-12-17 13:52:56,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,172 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-17 13:52:56,289 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c[3418,3431] [2024-12-17 13:52:56,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 13:52:56,304 INFO L200 MainTranslator]: Completed pre-run [2024-12-17 13:52:56,326 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c[3418,3431] [2024-12-17 13:52:56,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-17 13:52:56,337 INFO L204 MainTranslator]: Completed translation [2024-12-17 13:52:56,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56 WrapperNode [2024-12-17 13:52:56,338 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-17 13:52:56,338 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-17 13:52:56,339 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-17 13:52:56,339 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-17 13:52:56,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,370 INFO L138 Inliner]: procedures = 22, calls = 20, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 210 [2024-12-17 13:52:56,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-17 13:52:56,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-17 13:52:56,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-17 13:52:56,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-17 13:52:56,377 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,379 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,383 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,387 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,393 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,398 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,400 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-17 13:52:56,400 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-17 13:52:56,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-17 13:52:56,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-17 13:52:56,405 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (1/1) ... [2024-12-17 13:52:56,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-12-17 13:52:56,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:52:56,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-12-17 13:52:56,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-12-17 13:52:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-17 13:52:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-17 13:52:56,449 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-17 13:52:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-17 13:52:56,449 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-17 13:52:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-17 13:52:56,449 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-17 13:52:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-17 13:52:56,449 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-17 13:52:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-17 13:52:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-12-17 13:52:56,449 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-12-17 13:52:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-12-17 13:52:56,449 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-12-17 13:52:56,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-17 13:52:56,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-17 13:52:56,450 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-17 13:52:56,533 INFO L234 CfgBuilder]: Building ICFG [2024-12-17 13:52:56,535 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-17 13:52:56,757 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-17 13:52:56,757 INFO L283 CfgBuilder]: Performing block encoding [2024-12-17 13:52:56,898 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-17 13:52:56,898 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-17 13:52:56,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 01:52:56 BoogieIcfgContainer [2024-12-17 13:52:56,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-17 13:52:56,900 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-17 13:52:56,900 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-17 13:52:56,903 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-17 13:52:56,904 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 01:52:56" (1/3) ... [2024-12-17 13:52:56,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b2cbb6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 01:52:56, skipping insertion in model container [2024-12-17 13:52:56,905 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 01:52:56" (2/3) ... [2024-12-17 13:52:56,905 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b2cbb6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 01:52:56, skipping insertion in model container [2024-12-17 13:52:56,906 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 01:52:56" (3/3) ... [2024-12-17 13:52:56,907 INFO L128 eAbstractionObserver]: Analyzing ICFG parallel-barrier.wvr.c [2024-12-17 13:52:56,916 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-17 13:52:56,917 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG parallel-barrier.wvr.c that has 7 procedures, 73 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-12-17 13:52:56,917 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-17 13:52:56,969 INFO L143 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-12-17 13:52:57,011 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:52:57,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-12-17 13:52:57,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-17 13:52:57,013 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-12-17 13:52:57,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-12-17 13:52:57,111 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 13:52:57,122 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread4Thread1of1ForFork1 ======== [2024-12-17 13:52:57,127 INFO L333 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=LoopHeads, 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;@458f513, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:52:57,128 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-12-17 13:52:58,930 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork1Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-12-17 13:52:58,931 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Thread1of1ForFork1Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-12-17 13:52:58,935 INFO L422 BasicCegarLoop]: Path program histogram: [] [2024-12-17 13:52:58,937 INFO L319 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork1 was SAFE,SAFE (1/3) [2024-12-17 13:52:58,940 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:52:58,942 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 13:52:58,943 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-12-17 13:52:58,944 INFO L333 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=LoopHeads, 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;@458f513, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:52:58,944 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-12-17 13:52:59,003 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 13:52:59,003 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:52:59,003 INFO L139 ounterexampleChecker]: Examining path program with hash -444455531, occurence #1 [2024-12-17 13:52:59,003 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:52:59,003 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:52:59,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:52:59,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1000699535, now seen corresponding path program 1 times [2024-12-17 13:52:59,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:52:59,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102072441] [2024-12-17 13:52:59,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-17 13:52:59,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:52:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-17 13:52:59,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:52:59,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:52:59,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102072441] [2024-12-17 13:52:59,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102072441] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:52:59,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:52:59,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 13:52:59,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016457532] [2024-12-17 13:52:59,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:52:59,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 13:52:59,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:52:59,354 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 13:52:59,354 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 13:52:59,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:52:59,355 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:52:59,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2024-12-17 13:52:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:52:59,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:52:59,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-17 13:52:59,460 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 13:52:59,460 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:52:59,460 INFO L139 ounterexampleChecker]: Examining path program with hash 1863494438, occurence #1 [2024-12-17 13:52:59,460 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:52:59,460 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:52:59,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:52:59,461 INFO L85 PathProgramCache]: Analyzing trace with hash -146054619, now seen corresponding path program 2 times [2024-12-17 13:52:59,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:52:59,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211166057] [2024-12-17 13:52:59,462 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-17 13:52:59,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:52:59,490 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-17 13:52:59,490 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:52:59,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:52:59,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:52:59,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211166057] [2024-12-17 13:52:59,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211166057] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:52:59,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:52:59,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 13:52:59,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810131301] [2024-12-17 13:52:59,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:52:59,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 13:52:59,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:52:59,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 13:52:59,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 13:52:59,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:52:59,582 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:52:59,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2024-12-17 13:52:59,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:52:59,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:52:59,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:52:59,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:52:59,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-17 13:52:59,668 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 13:52:59,668 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:52:59,669 INFO L139 ounterexampleChecker]: Examining path program with hash -1933843085, occurence #1 [2024-12-17 13:52:59,669 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:52:59,669 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:52:59,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:52:59,669 INFO L85 PathProgramCache]: Analyzing trace with hash -656857159, now seen corresponding path program 3 times [2024-12-17 13:52:59,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:52:59,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808884149] [2024-12-17 13:52:59,669 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-12-17 13:52:59,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:52:59,692 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-12-17 13:52:59,693 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:53:00,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:53:00,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:53:00,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808884149] [2024-12-17 13:53:00,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808884149] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:53:00,364 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:53:00,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2024-12-17 13:53:00,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774903765] [2024-12-17 13:53:00,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:53:00,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-12-17 13:53:00,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:53:00,365 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-12-17 13:53:00,365 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2024-12-17 13:53:00,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:53:00,366 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:53:00,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.9545454545454546) internal successors, (65), 21 states have internal predecessors, (65), 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) [2024-12-17 13:53:00,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:00,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:00,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:53:01,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:01,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:01,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:53:01,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-17 13:53:01,255 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 13:53:01,255 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:53:01,255 INFO L139 ounterexampleChecker]: Examining path program with hash -1890345933, occurence #1 [2024-12-17 13:53:01,256 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:53:01,256 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:53:01,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:53:01,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1097354789, now seen corresponding path program 4 times [2024-12-17 13:53:01,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:53:01,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390732074] [2024-12-17 13:53:01,257 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-12-17 13:53:01,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:53:01,274 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-12-17 13:53:01,275 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:53:01,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:53:01,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:53:01,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390732074] [2024-12-17 13:53:01,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390732074] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:53:01,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:53:01,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 13:53:01,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329694584] [2024-12-17 13:53:01,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:53:01,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 13:53:01,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:53:01,330 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 13:53:01,331 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 13:53:01,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:53:01,331 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:53:01,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2024-12-17 13:53:01,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:01,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:01,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-12-17 13:53:01,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:53:02,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:02,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:02,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-12-17 13:53:02,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:02,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-17 13:53:02,614 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-12-17 13:53:02,614 INFO L305 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-12-17 13:53:02,614 INFO L139 ounterexampleChecker]: Examining path program with hash 1133910821, occurence #1 [2024-12-17 13:53:02,614 INFO L141 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-12-17 13:53:02,614 INFO L316 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-12-17 13:53:02,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-17 13:53:02,614 INFO L85 PathProgramCache]: Analyzing trace with hash 727495429, now seen corresponding path program 5 times [2024-12-17 13:53:02,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-17 13:53:02,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146363428] [2024-12-17 13:53:02,615 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-12-17 13:53:02,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-17 13:53:02,623 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-17 13:53:02,623 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-17 13:53:02,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-17 13:53:02,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-17 13:53:02,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146363428] [2024-12-17 13:53:02,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146363428] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-17 13:53:02,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-17 13:53:02,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-17 13:53:02,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071036953] [2024-12-17 13:53:02,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-17 13:53:02,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-17 13:53:02,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-17 13:53:02,663 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-17 13:53:02,664 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-17 13:53:02,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:53:02,664 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-12-17 13:53:02,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2024-12-17 13:53:02,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:02,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:02,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-12-17 13:53:02,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:02,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-12-17 13:53:03,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:03,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:03,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-12-17 13:53:03,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:03,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-17 13:53:03,793 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-12-17 13:53:03,794 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-12-17 13:53:03,794 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-12-17 13:53:03,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-17 13:53:03,795 INFO L422 BasicCegarLoop]: Path program histogram: [5] [2024-12-17 13:53:03,796 INFO L319 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (2/3) [2024-12-17 13:53:03,798 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:53:03,800 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-12-17 13:53:03,800 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork4 ======== [2024-12-17 13:53:03,801 INFO L333 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=LoopHeads, 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;@458f513, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-17 13:53:03,801 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-12-17 13:53:03,823 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork4Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-12-17 13:53:03,823 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Thread1of1ForFork4Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-12-17 13:53:03,824 INFO L422 BasicCegarLoop]: Path program histogram: [] [2024-12-17 13:53:03,825 INFO L319 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork4 was SAFE,SAFE (3/3) [2024-12-17 13:53:03,825 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-12-17 13:53:03,825 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-17 13:53:03,835 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-12-17 13:53:03,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 01:53:03 BasicIcfg [2024-12-17 13:53:03,836 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-17 13:53:03,837 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-17 13:53:03,837 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-17 13:53:03,837 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-17 13:53:03,838 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 01:52:56" (3/4) ... [2024-12-17 13:53:03,839 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-17 13:53:03,841 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-12-17 13:53:03,841 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-12-17 13:53:03,842 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-12-17 13:53:03,842 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-12-17 13:53:03,842 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread5 [2024-12-17 13:53:03,842 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread6 [2024-12-17 13:53:03,847 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 79 nodes and edges [2024-12-17 13:53:03,848 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-12-17 13:53:03,848 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-17 13:53:03,848 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-17 13:53:03,901 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-12-17 13:53:03,901 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/witness.yml [2024-12-17 13:53:03,901 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-17 13:53:03,902 INFO L158 Benchmark]: Toolchain (without parser) took 7750.76ms. Allocated memory was 142.6MB in the beginning and 587.2MB in the end (delta: 444.6MB). Free memory was 104.6MB in the beginning and 478.2MB in the end (delta: -373.6MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2024-12-17 13:53:03,903 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 125.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-17 13:53:03,903 INFO L158 Benchmark]: CACSL2BoogieTranslator took 186.17ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 92.1MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-17 13:53:03,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.55ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 91.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-17 13:53:03,904 INFO L158 Benchmark]: Boogie Preprocessor took 29.63ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 89.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-17 13:53:03,904 INFO L158 Benchmark]: RCFGBuilder took 497.97ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 49.1MB in the end (delta: 40.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-17 13:53:03,904 INFO L158 Benchmark]: TraceAbstraction took 6936.48ms. Allocated memory was 142.6MB in the beginning and 587.2MB in the end (delta: 444.6MB). Free memory was 49.1MB in the beginning and 482.2MB in the end (delta: -433.1MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-12-17 13:53:03,905 INFO L158 Benchmark]: Witness Printer took 64.42ms. Allocated memory is still 587.2MB. Free memory was 482.2MB in the beginning and 478.2MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-17 13:53:03,907 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 125.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 186.17ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 92.1MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.55ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 91.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.63ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 89.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 497.97ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 49.1MB in the end (delta: 40.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 6936.48ms. Allocated memory was 142.6MB in the beginning and 587.2MB in the end (delta: 444.6MB). Free memory was 49.1MB in the beginning and 482.2MB in the end (delta: -433.1MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Witness Printer took 64.42ms. Allocated memory is still 587.2MB. Free memory was 482.2MB in the beginning and 478.2MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. 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: 15053, independent: 14887, independent conditional: 11815, independent unconditional: 3072, dependent: 166, dependent conditional: 114, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15025, independent: 14887, independent conditional: 11815, independent unconditional: 3072, dependent: 138, dependent conditional: 86, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15025, independent: 14887, independent conditional: 11815, independent unconditional: 3072, dependent: 138, dependent conditional: 86, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15025, independent: 14887, independent conditional: 11815, independent unconditional: 3072, dependent: 138, dependent conditional: 86, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15025, independent: 14887, independent conditional: 0, independent unconditional: 14887, dependent: 138, dependent conditional: 0, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15025, independent: 14887, independent conditional: 0, independent unconditional: 14887, dependent: 138, dependent conditional: 0, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3124, independent: 3072, independent conditional: 0, independent unconditional: 3072, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3124, independent: 3064, independent conditional: 0, independent unconditional: 3064, dependent: 60, dependent conditional: 0, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 60, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1066, independent: 116, independent conditional: 0, independent unconditional: 116, dependent: 950, dependent conditional: 0, dependent unconditional: 950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 15025, independent: 11815, independent conditional: 0, independent unconditional: 11815, dependent: 86, dependent conditional: 0, dependent unconditional: 86, unknown: 3124, unknown conditional: 0, unknown unconditional: 3124] , Statistics on independence cache: Total cache size (in pairs): 3124, Positive cache size: 3072, Positive conditional cache size: 0, Positive unconditional cache size: 3072, Negative cache size: 52, Negative conditional cache size: 0, Negative unconditional cache size: 52, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 11901, Maximal queried relation: 0, Independence queries for same thread: 28, Persistent sets #1 benchmarks: Persistent set computation time: 1.4s, Number of persistent set computation: 2268, Number of trivial persistent sets: 1344, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3124, independent: 3072, independent conditional: 0, independent unconditional: 3072, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15053, independent: 14887, independent conditional: 11815, independent unconditional: 3072, dependent: 166, dependent conditional: 114, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15025, independent: 14887, independent conditional: 11815, independent unconditional: 3072, dependent: 138, dependent conditional: 86, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 15025, independent: 14887, independent conditional: 11815, independent unconditional: 3072, dependent: 138, dependent conditional: 86, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15025, independent: 14887, independent conditional: 11815, independent unconditional: 3072, dependent: 138, dependent conditional: 86, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15025, independent: 14887, independent conditional: 0, independent unconditional: 14887, dependent: 138, dependent conditional: 0, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15025, independent: 14887, independent conditional: 0, independent unconditional: 14887, dependent: 138, dependent conditional: 0, dependent unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3124, independent: 3072, independent conditional: 0, independent unconditional: 3072, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3124, independent: 3064, independent conditional: 0, independent unconditional: 3064, dependent: 60, dependent conditional: 0, dependent unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 60, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, independent: 8, independent conditional: 0, independent unconditional: 8, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1066, independent: 116, independent conditional: 0, independent unconditional: 116, dependent: 950, dependent conditional: 0, dependent unconditional: 950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 15025, independent: 11815, independent conditional: 0, independent unconditional: 11815, dependent: 86, dependent conditional: 0, dependent unconditional: 86, unknown: 3124, unknown conditional: 0, unknown unconditional: 3124] , Statistics on independence cache: Total cache size (in pairs): 3124, Positive cache size: 3072, Positive conditional cache size: 0, Positive unconditional cache size: 3072, Negative cache size: 52, Negative conditional cache size: 0, Negative unconditional cache size: 52, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 11901, Maximal queried relation: 0, Independence queries for same thread: 28 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 69703, independent: 69141, independent conditional: 65282, independent unconditional: 3859, dependent: 562, dependent conditional: 503, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69459, independent: 69141, independent conditional: 65282, independent unconditional: 3859, dependent: 318, dependent conditional: 259, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 69459, independent: 69141, independent conditional: 65282, independent unconditional: 3859, dependent: 318, dependent conditional: 259, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 70457, independent: 69141, independent conditional: 65282, independent unconditional: 3859, dependent: 1316, dependent conditional: 1257, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 70457, independent: 69141, independent conditional: 227, independent unconditional: 68914, dependent: 1316, dependent conditional: 507, dependent unconditional: 809, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70457, independent: 69141, independent conditional: 227, independent unconditional: 68914, dependent: 1316, dependent conditional: 507, dependent unconditional: 809, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 883, independent: 851, independent conditional: 2, independent unconditional: 849, dependent: 32, dependent conditional: 23, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 883, independent: 848, independent conditional: 0, independent unconditional: 848, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 35, independent: 3, independent conditional: 2, independent unconditional: 1, dependent: 32, dependent conditional: 23, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, independent: 3, independent conditional: 2, independent unconditional: 1, dependent: 32, dependent conditional: 23, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 361, independent: 24, independent conditional: 19, independent unconditional: 5, dependent: 338, dependent conditional: 283, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 70457, independent: 68290, independent conditional: 225, independent unconditional: 68065, dependent: 1284, dependent conditional: 484, dependent unconditional: 800, unknown: 883, unknown conditional: 25, unknown unconditional: 858] , Statistics on independence cache: Total cache size (in pairs): 4007, Positive cache size: 3923, Positive conditional cache size: 2, Positive unconditional cache size: 3921, Negative cache size: 84, Negative conditional cache size: 23, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 65805, Maximal queried relation: 5, Independence queries for same thread: 244, Persistent sets #1 benchmarks: Persistent set computation time: 0.5s, Number of persistent set computation: 12462, Number of trivial persistent sets: 12373, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3918, independent: 3859, independent conditional: 0, independent unconditional: 3859, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 69703, independent: 69141, independent conditional: 65282, independent unconditional: 3859, dependent: 562, dependent conditional: 503, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 69459, independent: 69141, independent conditional: 65282, independent unconditional: 3859, dependent: 318, dependent conditional: 259, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 69459, independent: 69141, independent conditional: 65282, independent unconditional: 3859, dependent: 318, dependent conditional: 259, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 70457, independent: 69141, independent conditional: 65282, independent unconditional: 3859, dependent: 1316, dependent conditional: 1257, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 70457, independent: 69141, independent conditional: 227, independent unconditional: 68914, dependent: 1316, dependent conditional: 507, dependent unconditional: 809, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 70457, independent: 69141, independent conditional: 227, independent unconditional: 68914, dependent: 1316, dependent conditional: 507, dependent unconditional: 809, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 883, independent: 851, independent conditional: 2, independent unconditional: 849, dependent: 32, dependent conditional: 23, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 883, independent: 848, independent conditional: 0, independent unconditional: 848, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 35, independent: 3, independent conditional: 2, independent unconditional: 1, dependent: 32, dependent conditional: 23, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, independent: 3, independent conditional: 2, independent unconditional: 1, dependent: 32, dependent conditional: 23, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 361, independent: 24, independent conditional: 19, independent unconditional: 5, dependent: 338, dependent conditional: 283, dependent unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 70457, independent: 68290, independent conditional: 225, independent unconditional: 68065, dependent: 1284, dependent conditional: 484, dependent unconditional: 800, unknown: 883, unknown conditional: 25, unknown unconditional: 858] , Statistics on independence cache: Total cache size (in pairs): 4007, Positive cache size: 3923, Positive conditional cache size: 2, Positive unconditional cache size: 3921, Negative cache size: 84, Negative conditional cache size: 23, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 65805, Maximal queried relation: 5, Independence queries for same thread: 244 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 505, independent unconditional: 2238, dependent: 65, dependent conditional: 24, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 505, independent unconditional: 2238, dependent: 65, dependent conditional: 24, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 505, independent unconditional: 2238, dependent: 65, dependent conditional: 24, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 505, independent unconditional: 2238, dependent: 65, dependent conditional: 24, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 0, independent unconditional: 2743, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 0, independent unconditional: 2743, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 2808, independent: 2743, independent conditional: 0, independent unconditional: 2743, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3982, Positive cache size: 3921, Positive conditional cache size: 0, Positive unconditional cache size: 3921, Negative cache size: 61, Negative conditional cache size: 0, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 529, Maximal queried relation: 0, Independence queries for same thread: 0, Persistent sets #1 benchmarks: Persistent set computation time: 0.0s, Number of persistent set computation: 122, Number of trivial persistent sets: 58, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2279, independent: 2238, independent conditional: 0, independent unconditional: 2238, dependent: 41, dependent conditional: 0, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 505, independent unconditional: 2238, dependent: 65, dependent conditional: 24, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 505, independent unconditional: 2238, dependent: 65, dependent conditional: 24, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 505, independent unconditional: 2238, dependent: 65, dependent conditional: 24, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 505, independent unconditional: 2238, dependent: 65, dependent conditional: 24, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 0, independent unconditional: 2743, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2808, independent: 2743, independent conditional: 0, independent unconditional: 2743, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 2808, independent: 2743, independent conditional: 0, independent unconditional: 2743, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3982, Positive cache size: 3921, Positive conditional cache size: 0, Positive unconditional cache size: 3921, Negative cache size: 61, Negative conditional cache size: 0, Negative unconditional cache size: 61, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 529, Maximal queried relation: 0, Independence queries for same thread: 0 - PositiveResult [Line: 148]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread4Thread1of1ForFork1 with 1 thread instances CFG has 13 procedures, 129 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 1.8s, 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, ConComCheckerStatistics: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 0, ConditionCalculationTime [ms]: 0, ConditionCalculations: 0, QuantifiedConditions: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 129 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 4.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 3.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 59, 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, 1.1s InterpolantComputationTime, 325 NumberOfCodeBlocks, 325 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 907 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, ConComCheckerStatistics: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 0, ConditionCalculationTime [ms]: 0, ConditionCalculations: 0, QuantifiedConditions: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork4 with 1 thread instances CFG has 13 procedures, 129 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 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, ConComCheckerStatistics: SuccessfulCommutativityProofs: 0, ConComChecker Statistics: CheckTime [ms]: 0, ConditionCalculationTime [ms]: 0, ConditionCalculations: 0, QuantifiedConditions: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-12-17 13:53:03,925 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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