./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/chl-time-subst.wvr.c --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/weaver/chl-time-subst.wvr.c', '-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', '55dce27fdc9c44ff408174badf0a943270d2adadc96357bb37463f058a6a7cee'] 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/weaver/chl-time-subst.wvr.c -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 55dce27fdc9c44ff408174badf0a943270d2adadc96357bb37463f058a6a7cee --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 15:43:02,687 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 15:43:02,771 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-07 15:43:02,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 15:43:02,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 15:43:02,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 15:43:02,800 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 15:43:02,801 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 15:43:02,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 15:43:02,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 15:43:02,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 15:43:02,802 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 15:43:02,802 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 15:43:02,802 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 15:43:02,802 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 15:43:02,803 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 15:43:02,803 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 15:43:02,803 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 15:43:02,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 15:43:02,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 15:43:02,803 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 15:43:02,803 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 15:43:02,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:43:02,804 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 15:43:02,804 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 15:43:02,804 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 -> 55dce27fdc9c44ff408174badf0a943270d2adadc96357bb37463f058a6a7cee [2024-11-07 15:43:03,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 15:43:03,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 15:43:03,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 15:43:03,038 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 15:43:03,038 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 15:43:03,039 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2024-11-07 15:43:04,254 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 15:43:04,435 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 15:43:04,436 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/weaver/chl-time-subst.wvr.c [2024-11-07 15:43:04,441 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8b368cffe/5a1fac899d834553bf4dffd455466687/FLAGfc0ed722d [2024-11-07 15:43:04,828 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8b368cffe/5a1fac899d834553bf4dffd455466687 [2024-11-07 15:43:04,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 15:43:04,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 15:43:04,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 15:43:04,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 15:43:04,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 15:43:04,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:43:04" (1/1) ... [2024-11-07 15:43:04,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c6d0c9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:04, skipping insertion in model container [2024-11-07 15:43:04,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:43:04" (1/1) ... [2024-11-07 15:43:04,851 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 15:43:04,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:43:04,995 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 15:43:05,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:43:05,040 INFO L204 MainTranslator]: Completed translation [2024-11-07 15:43:05,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05 WrapperNode [2024-11-07 15:43:05,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 15:43:05,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 15:43:05,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 15:43:05,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 15:43:05,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (1/1) ... [2024-11-07 15:43:05,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (1/1) ... [2024-11-07 15:43:05,092 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 12, calls inlined = 22, statements flattened = 323 [2024-11-07 15:43:05,093 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 15:43:05,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 15:43:05,094 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 15:43:05,094 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 15:43:05,099 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (1/1) ... [2024-11-07 15:43:05,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (1/1) ... [2024-11-07 15:43:05,102 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (1/1) ... [2024-11-07 15:43:05,106 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (1/1) ... [2024-11-07 15:43:05,117 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (1/1) ... [2024-11-07 15:43:05,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (1/1) ... [2024-11-07 15:43:05,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (1/1) ... [2024-11-07 15:43:05,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (1/1) ... [2024-11-07 15:43:05,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 15:43:05,124 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 15:43:05,124 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 15:43:05,124 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 15:43:05,125 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (1/1) ... [2024-11-07 15:43:05,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:43:05,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:43:05,158 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 15:43:05,163 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 15:43:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 15:43:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-07 15:43:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-07 15:43:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-07 15:43:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-07 15:43:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-07 15:43:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-07 15:43:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-07 15:43:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-07 15:43:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-07 15:43:05,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 15:43:05,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 15:43:05,180 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 15:43:05,275 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 15:43:05,277 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 15:43:05,660 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-07 15:43:05,661 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 15:43:05,976 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 15:43:05,977 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 15:43:05,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:43:05 BoogieIcfgContainer [2024-11-07 15:43:05,977 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 15:43:05,979 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 15:43:05,979 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 15:43:05,984 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 15:43:05,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 03:43:04" (1/3) ... [2024-11-07 15:43:05,985 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40603b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:43:05, skipping insertion in model container [2024-11-07 15:43:05,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:43:05" (2/3) ... [2024-11-07 15:43:05,985 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40603b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:43:05, skipping insertion in model container [2024-11-07 15:43:05,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:43:05" (3/3) ... [2024-11-07 15:43:05,987 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-time-subst.wvr.c [2024-11-07 15:43:06,005 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 15:43:06,005 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2024-11-07 15:43:06,005 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-07 15:43:06,078 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-07 15:43:06,112 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 209 places, 202 transitions, 425 flow [2024-11-07 15:43:06,171 INFO L124 PetriNetUnfolderBase]: 3/199 cut-off events. [2024-11-07 15:43:06,174 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-11-07 15:43:06,177 INFO L83 FinitePrefix]: Finished finitePrefix Result has 212 conditions, 199 events. 3/199 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 188 event pairs, 0 based on Foata normal form. 0/158 useless extension candidates. Maximal degree in co-relation 69. Up to 2 conditions per place. [2024-11-07 15:43:06,177 INFO L82 GeneralOperation]: Start removeDead. Operand has 209 places, 202 transitions, 425 flow [2024-11-07 15:43:06,195 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 186 places, 176 transitions, 370 flow [2024-11-07 15:43:06,202 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 15:43:06,215 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;@2eb59a51, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 15:43:06,215 INFO L334 AbstractCegarLoop]: Starting to check reachability of 65 error locations. [2024-11-07 15:43:06,223 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-07 15:43:06,223 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2024-11-07 15:43:06,223 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:43:06,223 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:06,227 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] [2024-11-07 15:43:06,227 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:06,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:06,231 INFO L85 PathProgramCache]: Analyzing trace with hash -2016469577, now seen corresponding path program 1 times [2024-11-07 15:43:06,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:06,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802810193] [2024-11-07 15:43:06,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:06,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:06,352 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 15:43:06,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:06,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802810193] [2024-11-07 15:43:06,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802810193] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:06,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:06,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:06,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844180395] [2024-11-07 15:43:06,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:06,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:06,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:06,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:06,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:06,399 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 202 [2024-11-07 15:43:06,405 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 176 transitions, 370 flow. Second operand has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:06,405 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:06,405 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 202 [2024-11-07 15:43:06,406 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:06,499 INFO L124 PetriNetUnfolderBase]: 15/198 cut-off events. [2024-11-07 15:43:06,501 INFO L125 PetriNetUnfolderBase]: For 26/26 co-relation queries the response was YES. [2024-11-07 15:43:06,502 INFO L83 FinitePrefix]: Finished finitePrefix Result has 265 conditions, 198 events. 15/198 cut-off events. For 26/26 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 215 event pairs, 15 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 150. Up to 40 conditions per place. [2024-11-07 15:43:06,503 INFO L140 encePairwiseOnDemand]: 175/202 looper letters, 12 selfloop transitions, 2 changer transitions 0/151 dead transitions. [2024-11-07 15:43:06,504 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 151 transitions, 348 flow [2024-11-07 15:43:06,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:06,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:06,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 519 transitions. [2024-11-07 15:43:06,520 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8564356435643564 [2024-11-07 15:43:06,522 INFO L175 Difference]: Start difference. First operand has 186 places, 176 transitions, 370 flow. Second operand 3 states and 519 transitions. [2024-11-07 15:43:06,523 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 151 transitions, 348 flow [2024-11-07 15:43:06,527 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 151 transitions, 336 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-11-07 15:43:06,531 INFO L231 Difference]: Finished difference. Result has 157 places, 151 transitions, 312 flow [2024-11-07 15:43:06,533 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=308, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=312, PETRI_PLACES=157, PETRI_TRANSITIONS=151} [2024-11-07 15:43:06,536 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -29 predicate places. [2024-11-07 15:43:06,536 INFO L471 AbstractCegarLoop]: Abstraction has has 157 places, 151 transitions, 312 flow [2024-11-07 15:43:06,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:06,536 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:06,537 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] [2024-11-07 15:43:06,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 15:43:06,538 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:06,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:06,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1417570411, now seen corresponding path program 1 times [2024-11-07 15:43:06,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:06,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996929188] [2024-11-07 15:43:06,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:06,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:06,597 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 15:43:06,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:06,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996929188] [2024-11-07 15:43:06,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996929188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:06,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:06,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:06,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740815108] [2024-11-07 15:43:06,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:06,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:06,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:06,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:06,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:06,617 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 202 [2024-11-07 15:43:06,617 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 151 transitions, 312 flow. Second operand has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:06,618 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:06,618 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 202 [2024-11-07 15:43:06,618 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:06,676 INFO L124 PetriNetUnfolderBase]: 15/197 cut-off events. [2024-11-07 15:43:06,676 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:43:06,676 INFO L83 FinitePrefix]: Finished finitePrefix Result has 250 conditions, 197 events. 15/197 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 211 event pairs, 15 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 216. Up to 40 conditions per place. [2024-11-07 15:43:06,677 INFO L140 encePairwiseOnDemand]: 199/202 looper letters, 12 selfloop transitions, 2 changer transitions 0/150 dead transitions. [2024-11-07 15:43:06,677 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 150 transitions, 338 flow [2024-11-07 15:43:06,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:06,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:06,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 495 transitions. [2024-11-07 15:43:06,680 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8168316831683168 [2024-11-07 15:43:06,680 INFO L175 Difference]: Start difference. First operand has 157 places, 151 transitions, 312 flow. Second operand 3 states and 495 transitions. [2024-11-07 15:43:06,680 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 150 transitions, 338 flow [2024-11-07 15:43:06,681 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 150 transitions, 334 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:06,682 INFO L231 Difference]: Finished difference. Result has 156 places, 150 transitions, 310 flow [2024-11-07 15:43:06,683 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=306, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=148, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=310, PETRI_PLACES=156, PETRI_TRANSITIONS=150} [2024-11-07 15:43:06,683 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -30 predicate places. [2024-11-07 15:43:06,683 INFO L471 AbstractCegarLoop]: Abstraction has has 156 places, 150 transitions, 310 flow [2024-11-07 15:43:06,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:06,684 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:06,684 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] [2024-11-07 15:43:06,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 15:43:06,684 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:06,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:06,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1870206582, now seen corresponding path program 1 times [2024-11-07 15:43:06,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:06,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811905778] [2024-11-07 15:43:06,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:06,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:06,742 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 15:43:06,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:06,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811905778] [2024-11-07 15:43:06,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811905778] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:06,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:06,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:06,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229711354] [2024-11-07 15:43:06,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:06,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:06,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:06,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:06,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:06,753 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 202 [2024-11-07 15:43:06,754 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 150 transitions, 310 flow. Second operand has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:06,754 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:06,754 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 202 [2024-11-07 15:43:06,754 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:06,809 INFO L124 PetriNetUnfolderBase]: 15/196 cut-off events. [2024-11-07 15:43:06,809 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:43:06,810 INFO L83 FinitePrefix]: Finished finitePrefix Result has 249 conditions, 196 events. 15/196 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 211 event pairs, 15 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 207. Up to 40 conditions per place. [2024-11-07 15:43:06,810 INFO L140 encePairwiseOnDemand]: 199/202 looper letters, 12 selfloop transitions, 2 changer transitions 0/149 dead transitions. [2024-11-07 15:43:06,810 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 149 transitions, 336 flow [2024-11-07 15:43:06,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:06,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:06,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 495 transitions. [2024-11-07 15:43:06,812 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8168316831683168 [2024-11-07 15:43:06,813 INFO L175 Difference]: Start difference. First operand has 156 places, 150 transitions, 310 flow. Second operand 3 states and 495 transitions. [2024-11-07 15:43:06,813 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 149 transitions, 336 flow [2024-11-07 15:43:06,814 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 149 transitions, 332 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:06,816 INFO L231 Difference]: Finished difference. Result has 155 places, 149 transitions, 308 flow [2024-11-07 15:43:06,818 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=304, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=147, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=308, PETRI_PLACES=155, PETRI_TRANSITIONS=149} [2024-11-07 15:43:06,818 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -31 predicate places. [2024-11-07 15:43:06,818 INFO L471 AbstractCegarLoop]: Abstraction has has 155 places, 149 transitions, 308 flow [2024-11-07 15:43:06,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:06,819 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:06,819 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] [2024-11-07 15:43:06,819 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 15:43:06,820 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:06,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:06,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1104630724, now seen corresponding path program 1 times [2024-11-07 15:43:06,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:06,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482540773] [2024-11-07 15:43:06,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:06,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:06,863 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 15:43:06,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:06,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482540773] [2024-11-07 15:43:06,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482540773] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:06,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:06,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:06,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965414318] [2024-11-07 15:43:06,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:06,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:06,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:06,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:06,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:06,873 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 202 [2024-11-07 15:43:06,874 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 149 transitions, 308 flow. Second operand has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:06,875 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:06,875 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 202 [2024-11-07 15:43:06,875 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:06,917 INFO L124 PetriNetUnfolderBase]: 15/195 cut-off events. [2024-11-07 15:43:06,917 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:43:06,918 INFO L83 FinitePrefix]: Finished finitePrefix Result has 248 conditions, 195 events. 15/195 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 210 event pairs, 15 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 198. Up to 40 conditions per place. [2024-11-07 15:43:06,918 INFO L140 encePairwiseOnDemand]: 199/202 looper letters, 12 selfloop transitions, 2 changer transitions 0/148 dead transitions. [2024-11-07 15:43:06,919 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 148 transitions, 334 flow [2024-11-07 15:43:06,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:06,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:06,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 495 transitions. [2024-11-07 15:43:06,920 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8168316831683168 [2024-11-07 15:43:06,921 INFO L175 Difference]: Start difference. First operand has 155 places, 149 transitions, 308 flow. Second operand 3 states and 495 transitions. [2024-11-07 15:43:06,921 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 156 places, 148 transitions, 334 flow [2024-11-07 15:43:06,922 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 148 transitions, 330 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:06,924 INFO L231 Difference]: Finished difference. Result has 154 places, 148 transitions, 306 flow [2024-11-07 15:43:06,926 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=302, PETRI_DIFFERENCE_MINUEND_PLACES=152, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=148, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=146, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=306, PETRI_PLACES=154, PETRI_TRANSITIONS=148} [2024-11-07 15:43:06,927 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -32 predicate places. [2024-11-07 15:43:06,927 INFO L471 AbstractCegarLoop]: Abstraction has has 154 places, 148 transitions, 306 flow [2024-11-07 15:43:06,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:06,927 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:06,928 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] [2024-11-07 15:43:06,928 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 15:43:06,928 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:06,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:06,929 INFO L85 PathProgramCache]: Analyzing trace with hash -20726739, now seen corresponding path program 1 times [2024-11-07 15:43:06,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:06,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049656843] [2024-11-07 15:43:06,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:06,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:06,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:06,985 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 15:43:06,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:06,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049656843] [2024-11-07 15:43:06,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049656843] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:06,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:06,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:06,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642005866] [2024-11-07 15:43:06,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:06,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:06,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:06,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:06,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:06,999 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 202 [2024-11-07 15:43:06,999 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 148 transitions, 306 flow. Second operand has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:06,999 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:06,999 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 202 [2024-11-07 15:43:06,999 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:07,042 INFO L124 PetriNetUnfolderBase]: 15/194 cut-off events. [2024-11-07 15:43:07,042 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:43:07,043 INFO L83 FinitePrefix]: Finished finitePrefix Result has 247 conditions, 194 events. 15/194 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 209 event pairs, 15 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 189. Up to 40 conditions per place. [2024-11-07 15:43:07,043 INFO L140 encePairwiseOnDemand]: 199/202 looper letters, 12 selfloop transitions, 2 changer transitions 0/147 dead transitions. [2024-11-07 15:43:07,043 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 147 transitions, 332 flow [2024-11-07 15:43:07,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:07,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:07,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 495 transitions. [2024-11-07 15:43:07,045 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8168316831683168 [2024-11-07 15:43:07,045 INFO L175 Difference]: Start difference. First operand has 154 places, 148 transitions, 306 flow. Second operand 3 states and 495 transitions. [2024-11-07 15:43:07,045 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 147 transitions, 332 flow [2024-11-07 15:43:07,046 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 147 transitions, 328 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:07,048 INFO L231 Difference]: Finished difference. Result has 153 places, 147 transitions, 304 flow [2024-11-07 15:43:07,048 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=300, PETRI_DIFFERENCE_MINUEND_PLACES=151, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=147, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=145, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=304, PETRI_PLACES=153, PETRI_TRANSITIONS=147} [2024-11-07 15:43:07,048 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -33 predicate places. [2024-11-07 15:43:07,049 INFO L471 AbstractCegarLoop]: Abstraction has has 153 places, 147 transitions, 304 flow [2024-11-07 15:43:07,049 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:07,049 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:07,049 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] [2024-11-07 15:43:07,049 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 15:43:07,050 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:07,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:07,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1439681407, now seen corresponding path program 1 times [2024-11-07 15:43:07,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:07,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287804564] [2024-11-07 15:43:07,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:07,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:07,106 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 15:43:07,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:07,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287804564] [2024-11-07 15:43:07,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287804564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:07,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:07,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:07,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538656493] [2024-11-07 15:43:07,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:07,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:07,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:07,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:07,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:07,120 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 202 [2024-11-07 15:43:07,120 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 147 transitions, 304 flow. Second operand has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:07,121 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:07,121 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 202 [2024-11-07 15:43:07,121 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:07,165 INFO L124 PetriNetUnfolderBase]: 15/193 cut-off events. [2024-11-07 15:43:07,166 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:43:07,166 INFO L83 FinitePrefix]: Finished finitePrefix Result has 246 conditions, 193 events. 15/193 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 209 event pairs, 15 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 180. Up to 40 conditions per place. [2024-11-07 15:43:07,167 INFO L140 encePairwiseOnDemand]: 199/202 looper letters, 12 selfloop transitions, 2 changer transitions 0/146 dead transitions. [2024-11-07 15:43:07,167 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 146 transitions, 330 flow [2024-11-07 15:43:07,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:07,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:07,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 495 transitions. [2024-11-07 15:43:07,168 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8168316831683168 [2024-11-07 15:43:07,168 INFO L175 Difference]: Start difference. First operand has 153 places, 147 transitions, 304 flow. Second operand 3 states and 495 transitions. [2024-11-07 15:43:07,169 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 146 transitions, 330 flow [2024-11-07 15:43:07,169 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 146 transitions, 326 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:07,170 INFO L231 Difference]: Finished difference. Result has 152 places, 146 transitions, 302 flow [2024-11-07 15:43:07,171 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=298, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=146, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=144, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=302, PETRI_PLACES=152, PETRI_TRANSITIONS=146} [2024-11-07 15:43:07,171 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -34 predicate places. [2024-11-07 15:43:07,171 INFO L471 AbstractCegarLoop]: Abstraction has has 152 places, 146 transitions, 302 flow [2024-11-07 15:43:07,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 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 15:43:07,171 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:07,171 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] [2024-11-07 15:43:07,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 15:43:07,172 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:07,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:07,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1068391769, now seen corresponding path program 1 times [2024-11-07 15:43:07,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:07,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117006707] [2024-11-07 15:43:07,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:07,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:07,237 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 15:43:07,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:07,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117006707] [2024-11-07 15:43:07,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117006707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:07,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:07,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:07,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658130870] [2024-11-07 15:43:07,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:07,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:07,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:07,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:07,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:07,255 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 202 [2024-11-07 15:43:07,256 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 146 transitions, 302 flow. Second operand has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 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 15:43:07,256 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:07,256 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 202 [2024-11-07 15:43:07,256 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:07,290 INFO L124 PetriNetUnfolderBase]: 15/192 cut-off events. [2024-11-07 15:43:07,290 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:43:07,290 INFO L83 FinitePrefix]: Finished finitePrefix Result has 246 conditions, 192 events. 15/192 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 208 event pairs, 15 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 172. Up to 41 conditions per place. [2024-11-07 15:43:07,291 INFO L140 encePairwiseOnDemand]: 199/202 looper letters, 13 selfloop transitions, 2 changer transitions 0/145 dead transitions. [2024-11-07 15:43:07,291 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 145 transitions, 330 flow [2024-11-07 15:43:07,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:07,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:07,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 493 transitions. [2024-11-07 15:43:07,292 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8135313531353136 [2024-11-07 15:43:07,292 INFO L175 Difference]: Start difference. First operand has 152 places, 146 transitions, 302 flow. Second operand 3 states and 493 transitions. [2024-11-07 15:43:07,292 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 145 transitions, 330 flow [2024-11-07 15:43:07,293 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 145 transitions, 326 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:07,294 INFO L231 Difference]: Finished difference. Result has 151 places, 145 transitions, 300 flow [2024-11-07 15:43:07,294 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=296, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=143, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=300, PETRI_PLACES=151, PETRI_TRANSITIONS=145} [2024-11-07 15:43:07,295 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -35 predicate places. [2024-11-07 15:43:07,295 INFO L471 AbstractCegarLoop]: Abstraction has has 151 places, 145 transitions, 300 flow [2024-11-07 15:43:07,295 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 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 15:43:07,295 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:07,296 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] [2024-11-07 15:43:07,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 15:43:07,296 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:07,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:07,296 INFO L85 PathProgramCache]: Analyzing trace with hash -2067475754, now seen corresponding path program 1 times [2024-11-07 15:43:07,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:07,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897518629] [2024-11-07 15:43:07,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:07,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:07,348 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 15:43:07,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:07,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897518629] [2024-11-07 15:43:07,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897518629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:07,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:07,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:07,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038703550] [2024-11-07 15:43:07,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:07,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:07,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:07,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:07,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:07,367 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 202 [2024-11-07 15:43:07,367 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 145 transitions, 300 flow. Second operand has 3 states, 3 states have (on average 159.33333333333334) internal successors, (478), 3 states have internal predecessors, (478), 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 15:43:07,368 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:07,368 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 202 [2024-11-07 15:43:07,368 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:07,404 INFO L124 PetriNetUnfolderBase]: 15/191 cut-off events. [2024-11-07 15:43:07,404 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:43:07,405 INFO L83 FinitePrefix]: Finished finitePrefix Result has 246 conditions, 191 events. 15/191 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 211 event pairs, 15 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 164. Up to 42 conditions per place. [2024-11-07 15:43:07,405 INFO L140 encePairwiseOnDemand]: 199/202 looper letters, 14 selfloop transitions, 2 changer transitions 0/144 dead transitions. [2024-11-07 15:43:07,405 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 144 transitions, 330 flow [2024-11-07 15:43:07,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:07,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:07,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 491 transitions. [2024-11-07 15:43:07,407 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8102310231023102 [2024-11-07 15:43:07,407 INFO L175 Difference]: Start difference. First operand has 151 places, 145 transitions, 300 flow. Second operand 3 states and 491 transitions. [2024-11-07 15:43:07,407 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 144 transitions, 330 flow [2024-11-07 15:43:07,408 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 144 transitions, 326 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:07,409 INFO L231 Difference]: Finished difference. Result has 150 places, 144 transitions, 298 flow [2024-11-07 15:43:07,409 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=294, PETRI_DIFFERENCE_MINUEND_PLACES=148, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=298, PETRI_PLACES=150, PETRI_TRANSITIONS=144} [2024-11-07 15:43:07,410 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -36 predicate places. [2024-11-07 15:43:07,410 INFO L471 AbstractCegarLoop]: Abstraction has has 150 places, 144 transitions, 298 flow [2024-11-07 15:43:07,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 159.33333333333334) internal successors, (478), 3 states have internal predecessors, (478), 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 15:43:07,411 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:07,411 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] [2024-11-07 15:43:07,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 15:43:07,412 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:07,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:07,413 INFO L85 PathProgramCache]: Analyzing trace with hash 191296565, now seen corresponding path program 1 times [2024-11-07 15:43:07,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:07,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194010306] [2024-11-07 15:43:07,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:07,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:07,460 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 15:43:07,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:07,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194010306] [2024-11-07 15:43:07,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194010306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:07,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:07,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:07,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782156910] [2024-11-07 15:43:07,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:07,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:07,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:07,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:07,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:07,486 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 202 [2024-11-07 15:43:07,487 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 144 transitions, 298 flow. Second operand has 3 states, 3 states have (on average 159.33333333333334) internal successors, (478), 3 states have internal predecessors, (478), 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 15:43:07,487 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:07,487 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 202 [2024-11-07 15:43:07,487 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:07,526 INFO L124 PetriNetUnfolderBase]: 15/190 cut-off events. [2024-11-07 15:43:07,526 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:43:07,526 INFO L83 FinitePrefix]: Finished finitePrefix Result has 245 conditions, 190 events. 15/190 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 210 event pairs, 15 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 155. Up to 42 conditions per place. [2024-11-07 15:43:07,527 INFO L140 encePairwiseOnDemand]: 199/202 looper letters, 14 selfloop transitions, 2 changer transitions 0/143 dead transitions. [2024-11-07 15:43:07,527 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 143 transitions, 328 flow [2024-11-07 15:43:07,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:07,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:07,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 491 transitions. [2024-11-07 15:43:07,529 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8102310231023102 [2024-11-07 15:43:07,529 INFO L175 Difference]: Start difference. First operand has 150 places, 144 transitions, 298 flow. Second operand 3 states and 491 transitions. [2024-11-07 15:43:07,529 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 143 transitions, 328 flow [2024-11-07 15:43:07,530 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 143 transitions, 324 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:07,531 INFO L231 Difference]: Finished difference. Result has 149 places, 143 transitions, 296 flow [2024-11-07 15:43:07,531 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=292, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=141, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=296, PETRI_PLACES=149, PETRI_TRANSITIONS=143} [2024-11-07 15:43:07,531 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -37 predicate places. [2024-11-07 15:43:07,531 INFO L471 AbstractCegarLoop]: Abstraction has has 149 places, 143 transitions, 296 flow [2024-11-07 15:43:07,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 159.33333333333334) internal successors, (478), 3 states have internal predecessors, (478), 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 15:43:07,532 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:07,532 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] [2024-11-07 15:43:07,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 15:43:07,532 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:07,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:07,532 INFO L85 PathProgramCache]: Analyzing trace with hash 291084553, now seen corresponding path program 1 times [2024-11-07 15:43:07,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:07,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496133489] [2024-11-07 15:43:07,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:07,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:07,627 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 15:43:07,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:07,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496133489] [2024-11-07 15:43:07,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496133489] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:07,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:07,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:07,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15053429] [2024-11-07 15:43:07,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:07,628 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:07,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:07,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:07,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:07,635 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 163 out of 202 [2024-11-07 15:43:07,636 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 143 transitions, 296 flow. Second operand has 3 states, 3 states have (on average 167.0) internal successors, (501), 3 states have internal predecessors, (501), 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 15:43:07,636 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:07,636 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 163 of 202 [2024-11-07 15:43:07,636 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:07,679 INFO L124 PetriNetUnfolderBase]: 15/189 cut-off events. [2024-11-07 15:43:07,680 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:43:07,681 INFO L83 FinitePrefix]: Finished finitePrefix Result has 240 conditions, 189 events. 15/189 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 203 event pairs, 15 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 142. Up to 38 conditions per place. [2024-11-07 15:43:07,682 INFO L140 encePairwiseOnDemand]: 200/202 looper letters, 11 selfloop transitions, 1 changer transitions 0/142 dead transitions. [2024-11-07 15:43:07,682 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 142 transitions, 318 flow [2024-11-07 15:43:07,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:07,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:07,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 502 transitions. [2024-11-07 15:43:07,684 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8283828382838284 [2024-11-07 15:43:07,684 INFO L175 Difference]: Start difference. First operand has 149 places, 143 transitions, 296 flow. Second operand 3 states and 502 transitions. [2024-11-07 15:43:07,684 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 142 transitions, 318 flow [2024-11-07 15:43:07,684 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 148 places, 142 transitions, 314 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:43:07,685 INFO L231 Difference]: Finished difference. Result has 148 places, 142 transitions, 292 flow [2024-11-07 15:43:07,686 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=290, PETRI_DIFFERENCE_MINUEND_PLACES=146, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=142, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=141, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=292, PETRI_PLACES=148, PETRI_TRANSITIONS=142} [2024-11-07 15:43:07,686 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -38 predicate places. [2024-11-07 15:43:07,686 INFO L471 AbstractCegarLoop]: Abstraction has has 148 places, 142 transitions, 292 flow [2024-11-07 15:43:07,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 167.0) internal successors, (501), 3 states have internal predecessors, (501), 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 15:43:07,687 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:07,687 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] [2024-11-07 15:43:07,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 15:43:07,688 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:07,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:07,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1360227681, now seen corresponding path program 1 times [2024-11-07 15:43:07,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:07,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366053832] [2024-11-07 15:43:07,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:07,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:07,743 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 15:43:07,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:07,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366053832] [2024-11-07 15:43:07,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366053832] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:07,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:07,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:07,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955933431] [2024-11-07 15:43:07,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:07,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:07,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:07,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:07,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:07,754 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 202 [2024-11-07 15:43:07,755 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 142 transitions, 292 flow. Second operand has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 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 15:43:07,755 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:07,755 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 202 [2024-11-07 15:43:07,755 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:07,800 INFO L124 PetriNetUnfolderBase]: 15/187 cut-off events. [2024-11-07 15:43:07,800 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:43:07,801 INFO L83 FinitePrefix]: Finished finitePrefix Result has 239 conditions, 187 events. 15/187 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 200 event pairs, 15 based on Foata normal form. 0/182 useless extension candidates. Maximal degree in co-relation 216. Up to 38 conditions per place. [2024-11-07 15:43:07,801 INFO L140 encePairwiseOnDemand]: 199/202 looper letters, 13 selfloop transitions, 1 changer transitions 0/140 dead transitions. [2024-11-07 15:43:07,802 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 140 transitions, 316 flow [2024-11-07 15:43:07,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:07,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 496 transitions. [2024-11-07 15:43:07,803 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8184818481848185 [2024-11-07 15:43:07,803 INFO L175 Difference]: Start difference. First operand has 148 places, 142 transitions, 292 flow. Second operand 3 states and 496 transitions. [2024-11-07 15:43:07,803 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 140 transitions, 316 flow [2024-11-07 15:43:07,804 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 140 transitions, 315 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:43:07,805 INFO L231 Difference]: Finished difference. Result has 147 places, 140 transitions, 289 flow [2024-11-07 15:43:07,806 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=287, PETRI_DIFFERENCE_MINUEND_PLACES=145, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=140, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=139, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=289, PETRI_PLACES=147, PETRI_TRANSITIONS=140} [2024-11-07 15:43:07,807 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -39 predicate places. [2024-11-07 15:43:07,807 INFO L471 AbstractCegarLoop]: Abstraction has has 147 places, 140 transitions, 289 flow [2024-11-07 15:43:07,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 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 15:43:07,808 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:43:07,808 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] [2024-11-07 15:43:07,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-07 15:43:07,808 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 61 more)] === [2024-11-07 15:43:07,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:43:07,809 INFO L85 PathProgramCache]: Analyzing trace with hash 45538976, now seen corresponding path program 1 times [2024-11-07 15:43:07,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:43:07,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450228354] [2024-11-07 15:43:07,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:43:07,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:43:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:43:07,900 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 15:43:07,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:43:07,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450228354] [2024-11-07 15:43:07,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450228354] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:43:07,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:43:07,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:43:07,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338572450] [2024-11-07 15:43:07,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:43:07,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:43:07,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:43:07,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:43:07,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:43:07,911 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 160 out of 202 [2024-11-07 15:43:07,912 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 140 transitions, 289 flow. Second operand has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 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 15:43:07,912 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:43:07,912 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 160 of 202 [2024-11-07 15:43:07,912 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:43:07,953 INFO L124 PetriNetUnfolderBase]: 15/185 cut-off events. [2024-11-07 15:43:07,954 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:43:07,954 INFO L83 FinitePrefix]: Finished finitePrefix Result has 237 conditions, 185 events. 15/185 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 199 event pairs, 15 based on Foata normal form. 1/182 useless extension candidates. Maximal degree in co-relation 221. Up to 38 conditions per place. [2024-11-07 15:43:07,955 INFO L140 encePairwiseOnDemand]: 199/202 looper letters, 0 selfloop transitions, 0 changer transitions 138/138 dead transitions. [2024-11-07 15:43:07,955 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 138 transitions, 311 flow [2024-11-07 15:43:07,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:43:07,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:43:07,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 495 transitions. [2024-11-07 15:43:07,957 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8168316831683168 [2024-11-07 15:43:07,957 INFO L175 Difference]: Start difference. First operand has 147 places, 140 transitions, 289 flow. Second operand 3 states and 495 transitions. [2024-11-07 15:43:07,957 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 138 transitions, 311 flow [2024-11-07 15:43:07,958 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 138 transitions, 310 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:43:07,959 INFO L231 Difference]: Finished difference. Result has 146 places, 0 transitions, 0 flow [2024-11-07 15:43:07,959 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=202, PETRI_DIFFERENCE_MINUEND_FLOW=284, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=138, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=138, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=146, PETRI_TRANSITIONS=0} [2024-11-07 15:43:07,960 INFO L277 CegarLoopForPetriNet]: 186 programPoint places, -40 predicate places. [2024-11-07 15:43:07,960 INFO L471 AbstractCegarLoop]: Abstraction has has 146 places, 0 transitions, 0 flow [2024-11-07 15:43:07,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 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 15:43:07,962 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (64 of 65 remaining) [2024-11-07 15:43:07,962 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (63 of 65 remaining) [2024-11-07 15:43:07,962 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (62 of 65 remaining) [2024-11-07 15:43:07,962 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (61 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (60 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (59 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (58 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (57 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (56 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (55 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (54 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (53 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (52 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (51 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (50 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (49 of 65 remaining) [2024-11-07 15:43:07,963 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (48 of 65 remaining) [2024-11-07 15:43:07,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (47 of 65 remaining) [2024-11-07 15:43:07,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (46 of 65 remaining) [2024-11-07 15:43:07,964 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (45 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (44 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (43 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (42 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (41 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (40 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (39 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (38 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (37 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (36 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (35 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (34 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (33 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (32 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (31 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (30 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (29 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (28 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (27 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (23 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (22 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (21 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (20 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (19 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (18 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (17 of 65 remaining) [2024-11-07 15:43:07,965 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (16 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (15 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (14 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (13 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (12 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (11 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (10 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (9 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (8 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (7 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (6 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (5 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (4 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (3 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (2 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (1 of 65 remaining) [2024-11-07 15:43:07,966 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (0 of 65 remaining) [2024-11-07 15:43:07,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-07 15:43:07,967 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:43:07,971 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-07 15:43:07,971 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-07 15:43:07,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 03:43:07 BasicIcfg [2024-11-07 15:43:07,977 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-07 15:43:07,978 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 15:43:07,978 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 15:43:07,978 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 15:43:07,979 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:43:05" (3/4) ... [2024-11-07 15:43:07,980 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-07 15:43:07,982 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-07 15:43:07,982 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-07 15:43:07,982 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-11-07 15:43:07,987 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-07 15:43:07,987 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-07 15:43:07,987 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-07 15:43:07,987 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-07 15:43:08,055 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-07 15:43:08,056 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-07 15:43:08,056 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 15:43:08,057 INFO L158 Benchmark]: Toolchain (without parser) took 3224.28ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 116.4MB in the beginning and 119.0MB in the end (delta: -2.7MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2024-11-07 15:43:08,057 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:43:08,057 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.82ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 104.1MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 15:43:08,058 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.75ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 101.9MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 15:43:08,058 INFO L158 Benchmark]: Boogie Preprocessor took 30.04ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 100.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:43:08,059 INFO L158 Benchmark]: RCFGBuilder took 852.81ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 70.3MB in the end (delta: 30.1MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2024-11-07 15:43:08,059 INFO L158 Benchmark]: TraceAbstraction took 1998.58ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 70.3MB in the beginning and 123.3MB in the end (delta: -53.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:43:08,059 INFO L158 Benchmark]: Witness Printer took 78.12ms. Allocated memory is still 184.5MB. Free memory was 123.3MB in the beginning and 119.0MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 15:43:08,060 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.82ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 104.1MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.75ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 101.9MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.04ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 100.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 852.81ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 70.3MB in the end (delta: 30.1MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1998.58ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 70.3MB in the beginning and 123.3MB in the end (delta: -53.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 78.12ms. Allocated memory is still 184.5MB. Free memory was 123.3MB in the beginning and 119.0MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 45]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 242 locations, 65 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.9s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 120 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 24 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 345 IncrementalHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 40 mSDtfsCounter, 345 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=370occurred in iteration=0, InterpolantAutomatonStates: 36, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 913 NumberOfCodeBlocks, 913 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 901 ConstructedInterpolants, 0 QuantifiedInterpolants, 925 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 38 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-07 15:43:08,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE