./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! data-race) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', 'f92b704990a995ec2f32d8abc59f9e1c173271b08c590da02eb7a88d6ef9eed6'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f92b704990a995ec2f32d8abc59f9e1c173271b08c590da02eb7a88d6ef9eed6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 15:17:44,710 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 15:17:44,805 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-07 15:17:44,811 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 15:17:44,811 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 15:17:44,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 15:17:44,837 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 15:17:44,837 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 15:17:44,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 15:17:44,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 15:17:44,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 15:17:44,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 15:17:44,839 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 15:17:44,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 15:17:44,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 15:17:44,839 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 15:17:44,839 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 15:17:44,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 15:17:44,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 15:17:44,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 15:17:44,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 15:17:44,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 15:17:44,840 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-07 15:17:44,840 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 15:17:44,840 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 15:17:44,840 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 15:17:44,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 15:17:44,840 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 15:17:44,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 15:17:44,840 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 15:17:44,840 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 15:17:44,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:17:44,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 15:17:44,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 15:17:44,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 15:17:44,841 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 15:17:44,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 15:17:44,841 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 15:17:44,841 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 15:17:44,841 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 15:17:44,841 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 15:17:44,841 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/UAutomizer-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 ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> f92b704990a995ec2f32d8abc59f9e1c173271b08c590da02eb7a88d6ef9eed6 [2024-11-07 15:17:45,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 15:17:45,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 15:17:45,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 15:17:45,138 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 15:17:45,138 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 15:17:45,139 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2024-11-07 15:17:46,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 15:17:46,619 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 15:17:46,620 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/pthread-ext/25_stack_longer-2.i [2024-11-07 15:17:46,629 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6b75aee03/c4cbc6f831214755a0fb739ef6473bc7/FLAG6b4885af6 [2024-11-07 15:17:46,921 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6b75aee03/c4cbc6f831214755a0fb739ef6473bc7 [2024-11-07 15:17:46,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 15:17:46,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 15:17:46,926 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 15:17:46,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 15:17:46,929 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 15:17:46,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:17:46" (1/1) ... [2024-11-07 15:17:46,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d1ed34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:46, skipping insertion in model container [2024-11-07 15:17:46,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:17:46" (1/1) ... [2024-11-07 15:17:46,951 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 15:17:47,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:17:47,259 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 15:17:47,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:17:47,333 INFO L204 MainTranslator]: Completed translation [2024-11-07 15:17:47,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47 WrapperNode [2024-11-07 15:17:47,334 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 15:17:47,335 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 15:17:47,335 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 15:17:47,335 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 15:17:47,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (1/1) ... [2024-11-07 15:17:47,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (1/1) ... [2024-11-07 15:17:47,379 INFO L138 Inliner]: procedures = 171, calls = 36, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 812 [2024-11-07 15:17:47,379 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 15:17:47,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 15:17:47,380 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 15:17:47,380 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 15:17:47,388 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (1/1) ... [2024-11-07 15:17:47,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (1/1) ... [2024-11-07 15:17:47,391 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (1/1) ... [2024-11-07 15:17:47,391 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (1/1) ... [2024-11-07 15:17:47,400 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (1/1) ... [2024-11-07 15:17:47,405 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (1/1) ... [2024-11-07 15:17:47,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (1/1) ... [2024-11-07 15:17:47,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (1/1) ... [2024-11-07 15:17:47,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 15:17:47,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 15:17:47,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 15:17:47,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 15:17:47,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (1/1) ... [2024-11-07 15:17:47,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:17:47,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:17:47,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 15:17:47,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 15:17:47,485 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-07 15:17:47,485 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-07 15:17:47,485 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-07 15:17:47,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-07 15:17:47,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 15:17:47,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-07 15:17:47,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-07 15:17:47,486 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-07 15:17:47,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 15:17:47,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 15:17:47,487 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-07 15:17:47,568 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 15:17:47,570 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 15:17:48,226 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-07 15:17:48,226 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 15:17:48,296 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 15:17:48,296 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-07 15:17:48,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:17:48 BoogieIcfgContainer [2024-11-07 15:17:48,296 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 15:17:48,298 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 15:17:48,298 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 15:17:48,301 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 15:17:48,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 03:17:46" (1/3) ... [2024-11-07 15:17:48,305 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c2d71f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:17:48, skipping insertion in model container [2024-11-07 15:17:48,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:17:47" (2/3) ... [2024-11-07 15:17:48,305 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c2d71f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:17:48, skipping insertion in model container [2024-11-07 15:17:48,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:17:48" (3/3) ... [2024-11-07 15:17:48,306 INFO L112 eAbstractionObserver]: Analyzing ICFG 25_stack_longer-2.i [2024-11-07 15:17:48,316 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 15:17:48,316 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-11-07 15:17:48,316 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-07 15:17:48,394 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-07 15:17:48,434 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 794 places, 798 transitions, 1600 flow [2024-11-07 15:17:48,667 INFO L124 PetriNetUnfolderBase]: 8/807 cut-off events. [2024-11-07 15:17:48,669 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:17:48,674 INFO L83 FinitePrefix]: Finished finitePrefix Result has 811 conditions, 807 events. 8/807 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 180 event pairs, 0 based on Foata normal form. 0/785 useless extension candidates. Maximal degree in co-relation 676. Up to 4 conditions per place. [2024-11-07 15:17:48,674 INFO L82 GeneralOperation]: Start removeDead. Operand has 794 places, 798 transitions, 1600 flow [2024-11-07 15:17:48,681 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 794 places, 798 transitions, 1600 flow [2024-11-07 15:17:48,688 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 15:17:48,700 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=PETRI_NET, 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;@7bbabcc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 15:17:48,700 INFO L334 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2024-11-07 15:17:48,841 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-07 15:17:48,841 INFO L124 PetriNetUnfolderBase]: 2/690 cut-off events. [2024-11-07 15:17:48,841 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:17:48,841 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:17:48,843 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:17:48,843 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2024-11-07 15:17:48,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:17:48,848 INFO L85 PathProgramCache]: Analyzing trace with hash 233783474, now seen corresponding path program 1 times [2024-11-07 15:17:48,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:17:48,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331853408] [2024-11-07 15:17:48,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:17:48,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:17:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:17:50,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:17:50,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:17:50,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331853408] [2024-11-07 15:17:50,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331853408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:17:50,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:17:50,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:17:50,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722712889] [2024-11-07 15:17:50,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:17:50,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:17:50,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:17:50,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:17:50,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:17:50,077 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 778 out of 798 [2024-11-07 15:17:50,084 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 794 places, 798 transitions, 1600 flow. Second operand has 3 states, 3 states have (on average 779.3333333333334) internal successors, (2338), 3 states have internal predecessors, (2338), 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) [2024-11-07 15:17:50,084 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:17:50,085 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 778 of 798 [2024-11-07 15:17:50,088 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:17:50,281 INFO L124 PetriNetUnfolderBase]: 6/882 cut-off events. [2024-11-07 15:17:50,282 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-07 15:17:50,283 INFO L83 FinitePrefix]: Finished finitePrefix Result has 908 conditions, 882 events. 6/882 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 456 event pairs, 0 based on Foata normal form. 22/881 useless extension candidates. Maximal degree in co-relation 229. Up to 12 conditions per place. [2024-11-07 15:17:50,285 INFO L140 encePairwiseOnDemand]: 789/798 looper letters, 19 selfloop transitions, 2 changer transitions 0/795 dead transitions. [2024-11-07 15:17:50,285 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 788 places, 795 transitions, 1636 flow [2024-11-07 15:17:50,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:17:50,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:17:50,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2368 transitions. [2024-11-07 15:17:50,311 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9891395154553049 [2024-11-07 15:17:50,313 INFO L175 Difference]: Start difference. First operand has 794 places, 798 transitions, 1600 flow. Second operand 3 states and 2368 transitions. [2024-11-07 15:17:50,313 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 788 places, 795 transitions, 1636 flow [2024-11-07 15:17:50,319 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 788 places, 795 transitions, 1636 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-07 15:17:50,328 INFO L231 Difference]: Finished difference. Result has 788 places, 787 transitions, 1582 flow [2024-11-07 15:17:50,331 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=798, PETRI_DIFFERENCE_MINUEND_FLOW=1578, PETRI_DIFFERENCE_MINUEND_PLACES=786, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=787, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=785, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1582, PETRI_PLACES=788, PETRI_TRANSITIONS=787} [2024-11-07 15:17:50,333 INFO L277 CegarLoopForPetriNet]: 794 programPoint places, -6 predicate places. [2024-11-07 15:17:50,333 INFO L471 AbstractCegarLoop]: Abstraction has has 788 places, 787 transitions, 1582 flow [2024-11-07 15:17:50,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 779.3333333333334) internal successors, (2338), 3 states have internal predecessors, (2338), 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) [2024-11-07 15:17:50,335 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:17:50,335 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:17:50,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 15:17:50,335 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2024-11-07 15:17:50,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:17:50,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1486553346, now seen corresponding path program 1 times [2024-11-07 15:17:50,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:17:50,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579427419] [2024-11-07 15:17:50,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:17:50,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:17:50,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 15:17:50,756 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 15:17:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 15:17:51,161 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 15:17:51,163 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 15:17:51,164 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 25 remaining) [2024-11-07 15:17:51,165 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2024-11-07 15:17:51,167 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2024-11-07 15:17:51,167 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2024-11-07 15:17:51,167 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2024-11-07 15:17:51,168 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2024-11-07 15:17:51,168 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2024-11-07 15:17:51,168 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2024-11-07 15:17:51,168 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2024-11-07 15:17:51,168 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2024-11-07 15:17:51,168 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2024-11-07 15:17:51,168 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2024-11-07 15:17:51,168 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2024-11-07 15:17:51,168 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2024-11-07 15:17:51,168 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2024-11-07 15:17:51,171 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (9 of 25 remaining) [2024-11-07 15:17:51,171 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2024-11-07 15:17:51,171 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2024-11-07 15:17:51,171 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2024-11-07 15:17:51,171 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2024-11-07 15:17:51,171 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2024-11-07 15:17:51,171 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2024-11-07 15:17:51,171 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2024-11-07 15:17:51,171 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2024-11-07 15:17:51,171 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2024-11-07 15:17:51,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 15:17:51,171 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-07 15:17:51,174 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-07 15:17:51,175 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-07 15:17:51,227 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-07 15:17:51,238 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 909 places, 917 transitions, 1844 flow [2024-11-07 15:17:51,458 INFO L124 PetriNetUnfolderBase]: 15/937 cut-off events. [2024-11-07 15:17:51,458 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-07 15:17:51,464 INFO L83 FinitePrefix]: Finished finitePrefix Result has 945 conditions, 937 events. 15/937 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 773 event pairs, 0 based on Foata normal form. 0/895 useless extension candidates. Maximal degree in co-relation 808. Up to 6 conditions per place. [2024-11-07 15:17:51,465 INFO L82 GeneralOperation]: Start removeDead. Operand has 909 places, 917 transitions, 1844 flow [2024-11-07 15:17:51,470 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 909 places, 917 transitions, 1844 flow [2024-11-07 15:17:51,471 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 15:17:51,473 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=PETRI_NET, 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;@7bbabcc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 15:17:51,474 INFO L334 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2024-11-07 15:17:51,539 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-07 15:17:51,540 INFO L124 PetriNetUnfolderBase]: 2/688 cut-off events. [2024-11-07 15:17:51,540 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:17:51,540 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:17:51,540 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:17:51,540 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2024-11-07 15:17:51,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:17:51,541 INFO L85 PathProgramCache]: Analyzing trace with hash 903665991, now seen corresponding path program 1 times [2024-11-07 15:17:51,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:17:51,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329071185] [2024-11-07 15:17:51,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:17:51,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:17:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:17:52,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:17:52,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:17:52,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329071185] [2024-11-07 15:17:52,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329071185] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:17:52,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:17:52,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:17:52,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771748648] [2024-11-07 15:17:52,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:17:52,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:17:52,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:17:52,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:17:52,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:17:52,256 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 879 out of 917 [2024-11-07 15:17:52,259 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 909 places, 917 transitions, 1844 flow. Second operand has 3 states, 3 states have (on average 880.3333333333334) internal successors, (2641), 3 states have internal predecessors, (2641), 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) [2024-11-07 15:17:52,259 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:17:52,259 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 879 of 917 [2024-11-07 15:17:52,259 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:17:53,265 INFO L124 PetriNetUnfolderBase]: 450/4563 cut-off events. [2024-11-07 15:17:53,266 INFO L125 PetriNetUnfolderBase]: For 59/59 co-relation queries the response was YES. [2024-11-07 15:17:53,273 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5336 conditions, 4563 events. 450/4563 cut-off events. For 59/59 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 35199 event pairs, 121 based on Foata normal form. 395/4502 useless extension candidates. Maximal degree in co-relation 4333. Up to 356 conditions per place. [2024-11-07 15:17:53,282 INFO L140 encePairwiseOnDemand]: 899/917 looper letters, 47 selfloop transitions, 6 changer transitions 0/927 dead transitions. [2024-11-07 15:17:53,282 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 901 places, 927 transitions, 1975 flow [2024-11-07 15:17:53,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:17:53,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:17:53,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2712 transitions. [2024-11-07 15:17:53,287 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9858233369683751 [2024-11-07 15:17:53,287 INFO L175 Difference]: Start difference. First operand has 909 places, 917 transitions, 1844 flow. Second operand 3 states and 2712 transitions. [2024-11-07 15:17:53,287 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 901 places, 927 transitions, 1975 flow [2024-11-07 15:17:53,290 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 901 places, 927 transitions, 1975 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-07 15:17:53,296 INFO L231 Difference]: Finished difference. Result has 903 places, 908 transitions, 1866 flow [2024-11-07 15:17:53,297 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=917, PETRI_DIFFERENCE_MINUEND_FLOW=1814, PETRI_DIFFERENCE_MINUEND_PLACES=899, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=902, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=896, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1866, PETRI_PLACES=903, PETRI_TRANSITIONS=908} [2024-11-07 15:17:53,298 INFO L277 CegarLoopForPetriNet]: 909 programPoint places, -6 predicate places. [2024-11-07 15:17:53,298 INFO L471 AbstractCegarLoop]: Abstraction has has 903 places, 908 transitions, 1866 flow [2024-11-07 15:17:53,299 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 880.3333333333334) internal successors, (2641), 3 states have internal predecessors, (2641), 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) [2024-11-07 15:17:53,299 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:17:53,300 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:17:53,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 15:17:53,300 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2024-11-07 15:17:53,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:17:53,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1257641918, now seen corresponding path program 1 times [2024-11-07 15:17:53,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:17:53,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702156047] [2024-11-07 15:17:53,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:17:53,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:17:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:17:53,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:17:53,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:17:53,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702156047] [2024-11-07 15:17:53,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702156047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:17:53,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:17:53,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:17:53,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246294161] [2024-11-07 15:17:53,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:17:53,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:17:53,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:17:53,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:17:53,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:17:53,665 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 877 out of 917 [2024-11-07 15:17:53,667 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 903 places, 908 transitions, 1866 flow. Second operand has 3 states, 3 states have (on average 879.0) internal successors, (2637), 3 states have internal predecessors, (2637), 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) [2024-11-07 15:17:53,667 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:17:53,668 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 877 of 917 [2024-11-07 15:17:53,668 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:17:54,573 INFO L124 PetriNetUnfolderBase]: 658/5412 cut-off events. [2024-11-07 15:17:54,575 INFO L125 PetriNetUnfolderBase]: For 106/106 co-relation queries the response was YES. [2024-11-07 15:17:54,586 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6669 conditions, 5412 events. 658/5412 cut-off events. For 106/106 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 44747 event pairs, 305 based on Foata normal form. 0/4868 useless extension candidates. Maximal degree in co-relation 5630. Up to 975 conditions per place. [2024-11-07 15:17:54,597 INFO L140 encePairwiseOnDemand]: 909/917 looper letters, 37 selfloop transitions, 7 changer transitions 0/922 dead transitions. [2024-11-07 15:17:54,597 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 905 places, 922 transitions, 1987 flow [2024-11-07 15:17:54,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:17:54,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:17:54,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2676 transitions. [2024-11-07 15:17:54,601 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9727371864776445 [2024-11-07 15:17:54,601 INFO L175 Difference]: Start difference. First operand has 903 places, 908 transitions, 1866 flow. Second operand 3 states and 2676 transitions. [2024-11-07 15:17:54,602 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 905 places, 922 transitions, 1987 flow [2024-11-07 15:17:54,638 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 903 places, 922 transitions, 1975 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:17:54,652 INFO L231 Difference]: Finished difference. Result has 905 places, 914 transitions, 1908 flow [2024-11-07 15:17:54,653 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=917, PETRI_DIFFERENCE_MINUEND_FLOW=1854, PETRI_DIFFERENCE_MINUEND_PLACES=901, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=908, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=901, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1908, PETRI_PLACES=905, PETRI_TRANSITIONS=914} [2024-11-07 15:17:54,654 INFO L277 CegarLoopForPetriNet]: 909 programPoint places, -4 predicate places. [2024-11-07 15:17:54,654 INFO L471 AbstractCegarLoop]: Abstraction has has 905 places, 914 transitions, 1908 flow [2024-11-07 15:17:54,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 879.0) internal successors, (2637), 3 states have internal predecessors, (2637), 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) [2024-11-07 15:17:54,660 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:17:54,661 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:17:54,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 15:17:54,661 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 33 more)] === [2024-11-07 15:17:54,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:17:54,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1146381045, now seen corresponding path program 1 times [2024-11-07 15:17:54,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:17:54,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640037156] [2024-11-07 15:17:54,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:17:54,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:17:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 15:17:54,882 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 15:17:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 15:17:55,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 15:17:55,098 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 15:17:55,098 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 37 remaining) [2024-11-07 15:17:55,098 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (35 of 37 remaining) [2024-11-07 15:17:55,098 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (34 of 37 remaining) [2024-11-07 15:17:55,098 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (33 of 37 remaining) [2024-11-07 15:17:55,098 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (32 of 37 remaining) [2024-11-07 15:17:55,098 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (31 of 37 remaining) [2024-11-07 15:17:55,098 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (30 of 37 remaining) [2024-11-07 15:17:55,098 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (29 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (28 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (27 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (26 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (25 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (24 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (23 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (22 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (21 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (20 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (19 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (18 of 37 remaining) [2024-11-07 15:17:55,099 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (17 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (16 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (15 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (14 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (13 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (12 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (11 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (10 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (9 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (8 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (7 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (6 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (5 of 37 remaining) [2024-11-07 15:17:55,100 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (4 of 37 remaining) [2024-11-07 15:17:55,101 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (3 of 37 remaining) [2024-11-07 15:17:55,101 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (2 of 37 remaining) [2024-11-07 15:17:55,101 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (1 of 37 remaining) [2024-11-07 15:17:55,101 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (0 of 37 remaining) [2024-11-07 15:17:55,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 15:17:55,101 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-07 15:17:55,102 WARN L244 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-07 15:17:55,102 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-11-07 15:17:55,156 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-07 15:17:55,164 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1024 places, 1036 transitions, 2090 flow [2024-11-07 15:17:55,343 INFO L124 PetriNetUnfolderBase]: 22/1067 cut-off events. [2024-11-07 15:17:55,344 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-07 15:17:55,349 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1080 conditions, 1067 events. 22/1067 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1506 event pairs, 0 based on Foata normal form. 0/1005 useless extension candidates. Maximal degree in co-relation 941. Up to 8 conditions per place. [2024-11-07 15:17:55,349 INFO L82 GeneralOperation]: Start removeDead. Operand has 1024 places, 1036 transitions, 2090 flow [2024-11-07 15:17:55,356 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1024 places, 1036 transitions, 2090 flow [2024-11-07 15:17:55,357 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 15:17:55,358 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=PETRI_NET, 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;@7bbabcc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 15:17:55,358 INFO L334 AbstractCegarLoop]: Starting to check reachability of 49 error locations. [2024-11-07 15:17:55,426 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-07 15:17:55,426 INFO L124 PetriNetUnfolderBase]: 2/688 cut-off events. [2024-11-07 15:17:55,426 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:17:55,426 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:17:55,427 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:17:55,427 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-07 15:17:55,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:17:55,427 INFO L85 PathProgramCache]: Analyzing trace with hash 406354845, now seen corresponding path program 1 times [2024-11-07 15:17:55,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:17:55,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235950992] [2024-11-07 15:17:55,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:17:55,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:17:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:17:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:17:55,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:17:55,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235950992] [2024-11-07 15:17:55,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235950992] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:17:55,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:17:55,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:17:55,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909287892] [2024-11-07 15:17:55,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:17:55,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:17:55,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:17:55,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:17:55,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:17:55,834 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 980 out of 1036 [2024-11-07 15:17:55,837 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1024 places, 1036 transitions, 2090 flow. Second operand has 3 states, 3 states have (on average 981.3333333333334) internal successors, (2944), 3 states have internal predecessors, (2944), 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) [2024-11-07 15:17:55,837 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:17:55,837 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 980 of 1036 [2024-11-07 15:17:55,837 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:18:08,673 INFO L124 PetriNetUnfolderBase]: 12204/65228 cut-off events. [2024-11-07 15:18:08,673 INFO L125 PetriNetUnfolderBase]: For 1891/1891 co-relation queries the response was YES. [2024-11-07 15:18:08,972 INFO L83 FinitePrefix]: Finished finitePrefix Result has 82879 conditions, 65228 events. 12204/65228 cut-off events. For 1891/1891 co-relation queries the response was YES. Maximal size of possible extension queue 1072. Compared 951019 event pairs, 4002 based on Foata normal form. 6776/64401 useless extension candidates. Maximal degree in co-relation 75728. Up to 8357 conditions per place. [2024-11-07 15:18:09,245 INFO L140 encePairwiseOnDemand]: 1010/1036 looper letters, 71 selfloop transitions, 9 changer transitions 0/1054 dead transitions. [2024-11-07 15:18:09,246 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1013 places, 1054 transitions, 2298 flow [2024-11-07 15:18:09,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:18:09,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:18:09,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3051 transitions. [2024-11-07 15:18:09,251 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9816602316602316 [2024-11-07 15:18:09,251 INFO L175 Difference]: Start difference. First operand has 1024 places, 1036 transitions, 2090 flow. Second operand 3 states and 3051 transitions. [2024-11-07 15:18:09,251 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1013 places, 1054 transitions, 2298 flow [2024-11-07 15:18:09,255 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1013 places, 1054 transitions, 2294 flow, removed 2 selfloop flow, removed 0 redundant places. [2024-11-07 15:18:09,263 INFO L231 Difference]: Finished difference. Result has 1015 places, 1025 transitions, 2126 flow [2024-11-07 15:18:09,265 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1036, PETRI_DIFFERENCE_MINUEND_FLOW=2048, PETRI_DIFFERENCE_MINUEND_PLACES=1011, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1016, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1007, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2126, PETRI_PLACES=1015, PETRI_TRANSITIONS=1025} [2024-11-07 15:18:09,267 INFO L277 CegarLoopForPetriNet]: 1024 programPoint places, -9 predicate places. [2024-11-07 15:18:09,267 INFO L471 AbstractCegarLoop]: Abstraction has has 1015 places, 1025 transitions, 2126 flow [2024-11-07 15:18:09,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 981.3333333333334) internal successors, (2944), 3 states have internal predecessors, (2944), 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) [2024-11-07 15:18:09,269 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:18:09,269 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:18:09,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 15:18:09,269 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2024-11-07 15:18:09,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:18:09,270 INFO L85 PathProgramCache]: Analyzing trace with hash 551241912, now seen corresponding path program 1 times [2024-11-07 15:18:09,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:18:09,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339249231] [2024-11-07 15:18:09,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:18:09,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:18:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:18:09,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:18:09,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:18:09,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339249231] [2024-11-07 15:18:09,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339249231] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:18:09,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:18:09,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:18:09,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648433347] [2024-11-07 15:18:09,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:18:09,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:18:09,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:18:09,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:18:09,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:18:09,544 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 980 out of 1036 [2024-11-07 15:18:09,546 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1015 places, 1025 transitions, 2126 flow. Second operand has 3 states, 3 states have (on average 982.0) internal successors, (2946), 3 states have internal predecessors, (2946), 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) [2024-11-07 15:18:09,547 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:18:09,547 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 980 of 1036 [2024-11-07 15:18:09,547 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:18:11,664 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3949] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread2of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|, thr1Thread2of3ForFork0_#t~ret19#1=|v_thr1Thread2of3ForFork0_#t~ret19#1_1|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_#t~ret19#1][730], [1021#true, 709#L766-6true, 1029#(= |#race~state~0| 0), 1023#true, Black: 1027#true, 1004#L757-3true, 53#L757-3true, 1025#true, 1032#true, 858#L755-3true]) [2024-11-07 15:18:11,665 INFO L294 olderBase$Statistics]: this new event has 734 ancestors and is cut-off event [2024-11-07 15:18:11,665 INFO L297 olderBase$Statistics]: existing Event has 723 ancestors and is cut-off event [2024-11-07 15:18:11,665 INFO L297 olderBase$Statistics]: existing Event has 734 ancestors and is cut-off event [2024-11-07 15:18:11,665 INFO L297 olderBase$Statistics]: existing Event has 723 ancestors and is cut-off event [2024-11-07 15:18:12,286 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 1023#true, Black: 1029#(= |#race~state~0| 0), 1004#L757-3true, 490#L705true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:12,286 INFO L294 olderBase$Statistics]: this new event has 741 ancestors and is cut-off event [2024-11-07 15:18:12,286 INFO L297 olderBase$Statistics]: existing Event has 730 ancestors and is cut-off event [2024-11-07 15:18:12,286 INFO L297 olderBase$Statistics]: existing Event has 741 ancestors and is cut-off event [2024-11-07 15:18:12,286 INFO L297 olderBase$Statistics]: existing Event has 730 ancestors and is cut-off event [2024-11-07 15:18:12,395 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 1023#true, Black: 1029#(= |#race~state~0| 0), 1004#L757-3true, 467#L755true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:12,396 INFO L294 olderBase$Statistics]: this new event has 742 ancestors and is cut-off event [2024-11-07 15:18:12,396 INFO L297 olderBase$Statistics]: existing Event has 742 ancestors and is cut-off event [2024-11-07 15:18:12,396 INFO L297 olderBase$Statistics]: existing Event has 731 ancestors and is cut-off event [2024-11-07 15:18:12,396 INFO L297 olderBase$Statistics]: existing Event has 731 ancestors and is cut-off event [2024-11-07 15:18:14,650 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3949] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread2of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|, thr1Thread2of3ForFork0_#t~ret19#1=|v_thr1Thread2of3ForFork0_#t~ret19#1_1|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_#t~ret19#1][730], [1021#true, 709#L766-6true, 1029#(= |#race~state~0| 0), 1023#true, Black: 1027#true, 1004#L757-3true, 1025#true, 1032#true, 731#L694-3true, 858#L755-3true]) [2024-11-07 15:18:14,651 INFO L294 olderBase$Statistics]: this new event has 751 ancestors and is cut-off event [2024-11-07 15:18:14,651 INFO L297 olderBase$Statistics]: existing Event has 740 ancestors and is cut-off event [2024-11-07 15:18:14,651 INFO L297 olderBase$Statistics]: existing Event has 751 ancestors and is cut-off event [2024-11-07 15:18:14,651 INFO L297 olderBase$Statistics]: existing Event has 740 ancestors and is cut-off event [2024-11-07 15:18:15,663 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3949] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread2of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|, thr1Thread2of3ForFork0_#t~ret19#1=|v_thr1Thread2of3ForFork0_#t~ret19#1_1|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_#t~ret19#1][730], [460#L696-3true, 1021#true, 709#L766-6true, 1029#(= |#race~state~0| 0), 1023#true, Black: 1027#true, 1004#L757-3true, 1025#true, 1032#true, 858#L755-3true]) [2024-11-07 15:18:15,663 INFO L294 olderBase$Statistics]: this new event has 756 ancestors and is cut-off event [2024-11-07 15:18:15,663 INFO L297 olderBase$Statistics]: existing Event has 745 ancestors and is cut-off event [2024-11-07 15:18:15,664 INFO L297 olderBase$Statistics]: existing Event has 756 ancestors and is cut-off event [2024-11-07 15:18:15,664 INFO L297 olderBase$Statistics]: existing Event has 745 ancestors and is cut-off event [2024-11-07 15:18:15,934 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 1023#true, Black: 1029#(= |#race~state~0| 0), 244#L694-3true, 490#L705true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:15,934 INFO L294 olderBase$Statistics]: this new event has 758 ancestors and is cut-off event [2024-11-07 15:18:15,934 INFO L297 olderBase$Statistics]: existing Event has 758 ancestors and is cut-off event [2024-11-07 15:18:15,934 INFO L297 olderBase$Statistics]: existing Event has 747 ancestors and is cut-off event [2024-11-07 15:18:15,934 INFO L297 olderBase$Statistics]: existing Event has 747 ancestors and is cut-off event [2024-11-07 15:18:16,122 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 1023#true, Black: 1029#(= |#race~state~0| 0), 244#L694-3true, 467#L755true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:16,123 INFO L294 olderBase$Statistics]: this new event has 759 ancestors and is cut-off event [2024-11-07 15:18:16,123 INFO L297 olderBase$Statistics]: existing Event has 748 ancestors and is cut-off event [2024-11-07 15:18:16,123 INFO L297 olderBase$Statistics]: existing Event has 748 ancestors and is cut-off event [2024-11-07 15:18:16,123 INFO L297 olderBase$Statistics]: existing Event has 759 ancestors and is cut-off event [2024-11-07 15:18:17,096 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 1023#true, Black: 1029#(= |#race~state~0| 0), 490#L705true, 325#L696-3true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:17,097 INFO L294 olderBase$Statistics]: this new event has 763 ancestors and is cut-off event [2024-11-07 15:18:17,097 INFO L297 olderBase$Statistics]: existing Event has 752 ancestors and is cut-off event [2024-11-07 15:18:17,097 INFO L297 olderBase$Statistics]: existing Event has 752 ancestors and is cut-off event [2024-11-07 15:18:17,097 INFO L297 olderBase$Statistics]: existing Event has 763 ancestors and is cut-off event [2024-11-07 15:18:17,306 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 1023#true, Black: 1029#(= |#race~state~0| 0), 325#L696-3true, 467#L755true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:17,307 INFO L294 olderBase$Statistics]: this new event has 764 ancestors and is cut-off event [2024-11-07 15:18:17,307 INFO L297 olderBase$Statistics]: existing Event has 764 ancestors and is cut-off event [2024-11-07 15:18:17,307 INFO L297 olderBase$Statistics]: existing Event has 753 ancestors and is cut-off event [2024-11-07 15:18:17,307 INFO L297 olderBase$Statistics]: existing Event has 753 ancestors and is cut-off event [2024-11-07 15:18:17,991 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3949] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread2of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|, thr1Thread2of3ForFork0_#t~ret19#1=|v_thr1Thread2of3ForFork0_#t~ret19#1_1|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_#t~ret19#1][730], [1021#true, 709#L766-6true, 1029#(= |#race~state~0| 0), 1023#true, Black: 1027#true, 1004#L757-3true, 997#L701-3true, 1025#true, 1032#true, 858#L755-3true]) [2024-11-07 15:18:17,992 INFO L294 olderBase$Statistics]: this new event has 766 ancestors and is cut-off event [2024-11-07 15:18:17,992 INFO L297 olderBase$Statistics]: existing Event has 755 ancestors and is cut-off event [2024-11-07 15:18:17,992 INFO L297 olderBase$Statistics]: existing Event has 766 ancestors and is cut-off event [2024-11-07 15:18:17,992 INFO L297 olderBase$Statistics]: existing Event has 755 ancestors and is cut-off event [2024-11-07 15:18:19,383 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3949] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread2of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|, thr1Thread2of3ForFork0_#t~ret19#1=|v_thr1Thread2of3ForFork0_#t~ret19#1_1|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_#t~ret19#1][730], [1021#true, 709#L766-6true, 1029#(= |#race~state~0| 0), 1002#L721-3true, 1023#true, Black: 1027#true, 1004#L757-3true, 1025#true, 1032#true, 858#L755-3true]) [2024-11-07 15:18:19,384 INFO L294 olderBase$Statistics]: this new event has 771 ancestors and is cut-off event [2024-11-07 15:18:19,384 INFO L297 olderBase$Statistics]: existing Event has 760 ancestors and is cut-off event [2024-11-07 15:18:19,384 INFO L297 olderBase$Statistics]: existing Event has 771 ancestors and is cut-off event [2024-11-07 15:18:19,384 INFO L297 olderBase$Statistics]: existing Event has 760 ancestors and is cut-off event [2024-11-07 15:18:19,833 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 177#L701-3true, 1021#true, 709#L766-6true, 1023#true, Black: 1029#(= |#race~state~0| 0), 490#L705true, 1025#true, 1032#true, 821#L757-3true]) [2024-11-07 15:18:19,834 INFO L294 olderBase$Statistics]: this new event has 773 ancestors and is cut-off event [2024-11-07 15:18:19,834 INFO L297 olderBase$Statistics]: existing Event has 773 ancestors and is cut-off event [2024-11-07 15:18:19,834 INFO L297 olderBase$Statistics]: existing Event has 762 ancestors and is cut-off event [2024-11-07 15:18:19,834 INFO L297 olderBase$Statistics]: existing Event has 762 ancestors and is cut-off event [2024-11-07 15:18:19,903 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3949] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread2of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|, thr1Thread2of3ForFork0_#t~ret19#1=|v_thr1Thread2of3ForFork0_#t~ret19#1_1|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_#t~ret19#1][730], [1021#true, 709#L766-6true, 1029#(= |#race~state~0| 0), 1023#true, Black: 1027#true, 1004#L757-3true, 1025#true, 222#L722-1true, 1032#true, 858#L755-3true]) [2024-11-07 15:18:19,904 INFO L294 olderBase$Statistics]: this new event has 773 ancestors and is cut-off event [2024-11-07 15:18:19,904 INFO L297 olderBase$Statistics]: existing Event has 762 ancestors and is cut-off event [2024-11-07 15:18:19,904 INFO L297 olderBase$Statistics]: existing Event has 762 ancestors and is cut-off event [2024-11-07 15:18:19,904 INFO L297 olderBase$Statistics]: existing Event has 773 ancestors and is cut-off event [2024-11-07 15:18:20,002 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 177#L701-3true, 1021#true, 709#L766-6true, 1023#true, Black: 1029#(= |#race~state~0| 0), 467#L755true, 1025#true, 1032#true, 821#L757-3true]) [2024-11-07 15:18:20,002 INFO L294 olderBase$Statistics]: this new event has 774 ancestors and is cut-off event [2024-11-07 15:18:20,003 INFO L297 olderBase$Statistics]: existing Event has 763 ancestors and is cut-off event [2024-11-07 15:18:20,003 INFO L297 olderBase$Statistics]: existing Event has 763 ancestors and is cut-off event [2024-11-07 15:18:20,003 INFO L297 olderBase$Statistics]: existing Event has 774 ancestors and is cut-off event [2024-11-07 15:18:20,894 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 1023#true, Black: 1029#(= |#race~state~0| 0), 490#L705true, 566#L721-3true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:20,895 INFO L294 olderBase$Statistics]: this new event has 778 ancestors and is cut-off event [2024-11-07 15:18:20,895 INFO L297 olderBase$Statistics]: existing Event has 767 ancestors and is cut-off event [2024-11-07 15:18:20,895 INFO L297 olderBase$Statistics]: existing Event has 778 ancestors and is cut-off event [2024-11-07 15:18:20,895 INFO L297 olderBase$Statistics]: existing Event has 767 ancestors and is cut-off event [2024-11-07 15:18:21,054 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 1023#true, Black: 1029#(= |#race~state~0| 0), 467#L755true, 566#L721-3true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:21,055 INFO L294 olderBase$Statistics]: this new event has 779 ancestors and is cut-off event [2024-11-07 15:18:21,055 INFO L297 olderBase$Statistics]: existing Event has 779 ancestors and is cut-off event [2024-11-07 15:18:21,055 INFO L297 olderBase$Statistics]: existing Event has 768 ancestors and is cut-off event [2024-11-07 15:18:21,055 INFO L297 olderBase$Statistics]: existing Event has 768 ancestors and is cut-off event [2024-11-07 15:18:21,225 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 843#L722-1true, 1023#true, Black: 1029#(= |#race~state~0| 0), 490#L705true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:21,225 INFO L294 olderBase$Statistics]: this new event has 780 ancestors and is cut-off event [2024-11-07 15:18:21,225 INFO L297 olderBase$Statistics]: existing Event has 769 ancestors and is cut-off event [2024-11-07 15:18:21,225 INFO L297 olderBase$Statistics]: existing Event has 780 ancestors and is cut-off event [2024-11-07 15:18:21,225 INFO L297 olderBase$Statistics]: existing Event has 769 ancestors and is cut-off event [2024-11-07 15:18:21,387 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 843#L722-1true, 1023#true, Black: 1029#(= |#race~state~0| 0), 467#L755true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:21,387 INFO L294 olderBase$Statistics]: this new event has 781 ancestors and is cut-off event [2024-11-07 15:18:21,388 INFO L297 olderBase$Statistics]: existing Event has 770 ancestors and is cut-off event [2024-11-07 15:18:21,388 INFO L297 olderBase$Statistics]: existing Event has 770 ancestors and is cut-off event [2024-11-07 15:18:21,388 INFO L297 olderBase$Statistics]: existing Event has 781 ancestors and is cut-off event [2024-11-07 15:18:21,451 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3949] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread2of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|, thr1Thread2of3ForFork0_#t~ret19#1=|v_thr1Thread2of3ForFork0_#t~ret19#1_1|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_#t~ret19#1][730], [1021#true, 709#L766-6true, 1029#(= |#race~state~0| 0), 1023#true, Black: 1027#true, 1004#L757-3true, 290#L726true, 1025#true, 1032#true, 858#L755-3true]) [2024-11-07 15:18:21,452 INFO L294 olderBase$Statistics]: this new event has 781 ancestors and is cut-off event [2024-11-07 15:18:21,452 INFO L297 olderBase$Statistics]: existing Event has 781 ancestors and is cut-off event [2024-11-07 15:18:21,452 INFO L297 olderBase$Statistics]: existing Event has 770 ancestors and is cut-off event [2024-11-07 15:18:21,452 INFO L297 olderBase$Statistics]: existing Event has 770 ancestors and is cut-off event [2024-11-07 15:18:21,631 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3949] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread2of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|, thr1Thread2of3ForFork0_#t~ret19#1=|v_thr1Thread2of3ForFork0_#t~ret19#1_1|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_#t~ret19#1][730], [1021#true, 709#L766-6true, 1029#(= |#race~state~0| 0), 1023#true, Black: 1027#true, 1005#L727-2true, 1004#L757-3true, 1025#true, 1032#true, 858#L755-3true]) [2024-11-07 15:18:21,631 INFO L294 olderBase$Statistics]: this new event has 782 ancestors and is cut-off event [2024-11-07 15:18:21,631 INFO L297 olderBase$Statistics]: existing Event has 782 ancestors and is cut-off event [2024-11-07 15:18:21,631 INFO L297 olderBase$Statistics]: existing Event has 771 ancestors and is cut-off event [2024-11-07 15:18:21,631 INFO L297 olderBase$Statistics]: existing Event has 771 ancestors and is cut-off event [2024-11-07 15:18:22,205 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1021#true, 709#L766-6true, 1029#(= |#race~state~0| 0), Black: 1027#true, 1023#true, 1005#L727-2true, 576#L755-3true, 1025#true, 1032#true, 821#L757-3true]) [2024-11-07 15:18:22,205 INFO L294 olderBase$Statistics]: this new event has 782 ancestors and is cut-off event [2024-11-07 15:18:22,205 INFO L297 olderBase$Statistics]: existing Event has 782 ancestors and is cut-off event [2024-11-07 15:18:22,205 INFO L297 olderBase$Statistics]: existing Event has 771 ancestors and is cut-off event [2024-11-07 15:18:22,206 INFO L297 olderBase$Statistics]: existing Event has 771 ancestors and is cut-off event [2024-11-07 15:18:22,741 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 132#L726true, 1023#true, Black: 1029#(= |#race~state~0| 0), 490#L705true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:22,742 INFO L294 olderBase$Statistics]: this new event has 788 ancestors and is cut-off event [2024-11-07 15:18:22,742 INFO L297 olderBase$Statistics]: existing Event has 777 ancestors and is cut-off event [2024-11-07 15:18:22,742 INFO L297 olderBase$Statistics]: existing Event has 777 ancestors and is cut-off event [2024-11-07 15:18:22,742 INFO L297 olderBase$Statistics]: existing Event has 788 ancestors and is cut-off event [2024-11-07 15:18:22,897 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 132#L726true, 1023#true, Black: 1029#(= |#race~state~0| 0), 467#L755true, 1025#true, 1032#true, 821#L757-3true]) [2024-11-07 15:18:22,898 INFO L294 olderBase$Statistics]: this new event has 789 ancestors and is cut-off event [2024-11-07 15:18:22,898 INFO L297 olderBase$Statistics]: existing Event has 778 ancestors and is cut-off event [2024-11-07 15:18:22,898 INFO L297 olderBase$Statistics]: existing Event has 778 ancestors and is cut-off event [2024-11-07 15:18:22,898 INFO L297 olderBase$Statistics]: existing Event has 789 ancestors and is cut-off event [2024-11-07 15:18:22,899 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 789#L727-2true, 1023#true, Black: 1029#(= |#race~state~0| 0), 490#L705true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:22,899 INFO L294 olderBase$Statistics]: this new event has 789 ancestors and is cut-off event [2024-11-07 15:18:22,899 INFO L297 olderBase$Statistics]: existing Event has 778 ancestors and is cut-off event [2024-11-07 15:18:22,899 INFO L297 olderBase$Statistics]: existing Event has 778 ancestors and is cut-off event [2024-11-07 15:18:22,899 INFO L297 olderBase$Statistics]: existing Event has 789 ancestors and is cut-off event [2024-11-07 15:18:23,278 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([3713] L757-->L757-3: Formula: (and (= |v_#pthreadsMutex_51| (store |v_#pthreadsMutex_52| |v_~#m2~0.base_15| (store (select |v_#pthreadsMutex_52| |v_~#m2~0.base_15|) |v_~#m2~0.offset_15| 0))) (= |v_thr1Thread3of3ForFork0_#t~ret19#1_1| 0)) InVars {#pthreadsMutex=|v_#pthreadsMutex_52|, ~#m2~0.base=|v_~#m2~0.base_15|, ~#m2~0.offset=|v_~#m2~0.offset_15|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_51|, ~#m2~0.base=|v_~#m2~0.base_15|, thr1Thread3of3ForFork0_#t~ret19#1=|v_thr1Thread3of3ForFork0_#t~ret19#1_1|, ~#m2~0.offset=|v_~#m2~0.offset_15|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_#t~ret19#1][779], [1027#true, 1021#true, 709#L766-6true, 789#L727-2true, 1023#true, Black: 1029#(= |#race~state~0| 0), 467#L755true, 1025#true, 821#L757-3true, 1032#true]) [2024-11-07 15:18:23,278 INFO L294 olderBase$Statistics]: this new event has 790 ancestors and is cut-off event [2024-11-07 15:18:23,278 INFO L297 olderBase$Statistics]: existing Event has 790 ancestors and is cut-off event [2024-11-07 15:18:23,278 INFO L297 olderBase$Statistics]: existing Event has 779 ancestors and is cut-off event [2024-11-07 15:18:23,279 INFO L297 olderBase$Statistics]: existing Event has 779 ancestors and is cut-off event