./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1 --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 a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:19:46,320 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:19:46,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-12-02 11:19:46,383 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:19:46,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:19:46,404 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:19:46,404 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:19:46,404 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:19:46,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:19:46,405 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:19:46,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:19:46,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:19:46,405 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:19:46,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:19:46,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:19:46,406 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:19:46,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 11:19:46,406 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:19:46,406 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:19:46,406 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:19:46,406 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:19:46,406 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:19:46,406 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-12-02 11:19:46,406 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 11:19:46,407 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:19:46,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:19:46,407 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:19:46,407 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:19:46,407 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:19:46,407 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:19:46,407 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:19:46,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:19:46,407 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:19:46,407 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:19:46,407 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:19:46,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:19:46,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:19:46,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:19:46,408 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:19:46,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:19:46,408 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 11:19:46,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 11:19:46,408 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:19:46,408 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:19:46,408 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:19:46,408 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:19:46,408 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1 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 -> a79fe9fcfc95192d454ac05616e4d9a71dbf2bcc8b4fd9d21dcef47910a50542 [2024-12-02 11:19:46,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:19:46,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:19:46,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:19:46,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:19:46,666 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:19:46,667 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-12-02 11:19:49,293 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/data/fc16d5d68/88b04ad2102546b397118b5d1cd82b94/FLAG0e1b6d14a [2024-12-02 11:19:49,531 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:19:49,532 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-12-02 11:19:49,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/data/fc16d5d68/88b04ad2102546b397118b5d1cd82b94/FLAG0e1b6d14a [2024-12-02 11:19:49,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/data/fc16d5d68/88b04ad2102546b397118b5d1cd82b94 [2024-12-02 11:19:49,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:19:49,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:19:49,865 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:19:49,865 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:19:49,868 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:19:49,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:19:49" (1/1) ... [2024-12-02 11:19:49,869 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fdaa643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:49, skipping insertion in model container [2024-12-02 11:19:49,869 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:19:49" (1/1) ... [2024-12-02 11:19:49,883 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:19:50,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:19:50,049 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:19:50,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:19:50,100 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:19:50,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50 WrapperNode [2024-12-02 11:19:50,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:19:50,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:19:50,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:19:50,102 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:19:50,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,147 INFO L138 Inliner]: procedures = 25, calls = 56, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 609 [2024-12-02 11:19:50,147 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:19:50,148 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:19:50,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:19:50,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:19:50,153 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,159 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,174 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,176 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,181 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,183 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,185 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:19:50,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:19:50,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:19:50,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:19:50,191 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (1/1) ... [2024-12-02 11:19:50,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:19:50,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:19:50,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:19:50,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:19:50,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:19:50,240 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-02 11:19:50,240 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-02 11:19:50,240 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-02 11:19:50,240 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-02 11:19:50,240 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-02 11:19:50,240 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-02 11:19:50,240 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-12-02 11:19:50,240 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-12-02 11:19:50,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-02 11:19:50,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-02 11:19:50,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-02 11:19:50,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-02 11:19:50,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 11:19:50,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:19:50,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:19:50,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-02 11:19:50,242 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-02 11:19:50,382 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:19:50,384 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:19:51,157 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-02 11:19:51,158 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:19:51,691 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:19:51,691 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-02 11:19:51,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:19:51 BoogieIcfgContainer [2024-12-02 11:19:51,692 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:19:51,694 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:19:51,694 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:19:51,698 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:19:51,698 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:19:49" (1/3) ... [2024-12-02 11:19:51,698 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e3813e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:19:51, skipping insertion in model container [2024-12-02 11:19:51,698 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:19:50" (2/3) ... [2024-12-02 11:19:51,699 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e3813e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:19:51, skipping insertion in model container [2024-12-02 11:19:51,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:19:51" (3/3) ... [2024-12-02 11:19:51,700 INFO L128 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt2.wvr.c [2024-12-02 11:19:51,713 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:19:51,714 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-bad-buffer-mult-alt2.wvr.c that has 5 procedures, 419 locations, 1 initial locations, 6 loop locations, and 95 error locations. [2024-12-02 11:19:51,714 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-12-02 11:19:51,839 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-12-02 11:19:51,875 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 431 places, 441 transitions, 910 flow [2024-12-02 11:19:52,020 INFO L124 PetriNetUnfolderBase]: 23/437 cut-off events. [2024-12-02 11:19:52,022 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-12-02 11:19:52,029 INFO L83 FinitePrefix]: Finished finitePrefix Result has 454 conditions, 437 events. 23/437 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 616 event pairs, 0 based on Foata normal form. 0/319 useless extension candidates. Maximal degree in co-relation 388. Up to 2 conditions per place. [2024-12-02 11:19:52,029 INFO L82 GeneralOperation]: Start removeDead. Operand has 431 places, 441 transitions, 910 flow [2024-12-02 11:19:52,037 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 411 places, 420 transitions, 864 flow [2024-12-02 11:19:52,044 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:19:52,054 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;@2d64f2d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:19:52,054 INFO L334 AbstractCegarLoop]: Starting to check reachability of 169 error locations. [2024-12-02 11:19:52,060 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-12-02 11:19:52,060 INFO L124 PetriNetUnfolderBase]: 0/31 cut-off events. [2024-12-02 11:19:52,060 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-12-02 11:19:52,060 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:52,061 INFO L206 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] [2024-12-02 11:19:52,061 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:52,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:52,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1877791710, now seen corresponding path program 1 times [2024-12-02 11:19:52,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:52,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885948669] [2024-12-02 11:19:52,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:52,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:52,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:52,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:52,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885948669] [2024-12-02 11:19:52,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885948669] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:52,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:52,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:52,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458629744] [2024-12-02 11:19:52,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:52,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:52,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:52,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:52,236 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:52,262 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 441 [2024-12-02 11:19:52,266 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 411 places, 420 transitions, 864 flow. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:52,266 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:52,266 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 441 [2024-12-02 11:19:52,268 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:52,699 INFO L124 PetriNetUnfolderBase]: 454/1201 cut-off events. [2024-12-02 11:19:52,699 INFO L125 PetriNetUnfolderBase]: For 158/158 co-relation queries the response was YES. [2024-12-02 11:19:52,703 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1942 conditions, 1201 events. 454/1201 cut-off events. For 158/158 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5151 event pairs, 272 based on Foata normal form. 184/1252 useless extension candidates. Maximal degree in co-relation 1525. Up to 614 conditions per place. [2024-12-02 11:19:52,709 INFO L140 encePairwiseOnDemand]: 356/441 looper letters, 25 selfloop transitions, 2 changer transitions 6/337 dead transitions. [2024-12-02 11:19:52,710 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 337 transitions, 752 flow [2024-12-02 11:19:52,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:52,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:52,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1094 transitions. [2024-12-02 11:19:52,725 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8269085411942555 [2024-12-02 11:19:52,727 INFO L175 Difference]: Start difference. First operand has 411 places, 420 transitions, 864 flow. Second operand 3 states and 1094 transitions. [2024-12-02 11:19:52,728 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 337 transitions, 752 flow [2024-12-02 11:19:52,734 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 334 places, 337 transitions, 736 flow, removed 0 selfloop flow, removed 8 redundant places. [2024-12-02 11:19:52,740 INFO L231 Difference]: Finished difference. Result has 334 places, 331 transitions, 674 flow [2024-12-02 11:19:52,743 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=682, PETRI_DIFFERENCE_MINUEND_PLACES=332, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=335, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=674, PETRI_PLACES=334, PETRI_TRANSITIONS=331} [2024-12-02 11:19:52,746 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -77 predicate places. [2024-12-02 11:19:52,746 INFO L471 AbstractCegarLoop]: Abstraction has has 334 places, 331 transitions, 674 flow [2024-12-02 11:19:52,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:52,747 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:52,747 INFO L206 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] [2024-12-02 11:19:52,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 11:19:52,748 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:52,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:52,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1976404274, now seen corresponding path program 1 times [2024-12-02 11:19:52,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:52,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675020349] [2024-12-02 11:19:52,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:52,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:52,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:52,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:52,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675020349] [2024-12-02 11:19:52,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675020349] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:52,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:52,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:52,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933258358] [2024-12-02 11:19:52,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:52,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:52,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:52,811 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:52,811 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:52,835 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 328 out of 441 [2024-12-02 11:19:52,838 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 334 places, 331 transitions, 674 flow. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:52,838 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:52,838 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 328 of 441 [2024-12-02 11:19:52,838 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:53,169 INFO L124 PetriNetUnfolderBase]: 454/1194 cut-off events. [2024-12-02 11:19:53,170 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:53,171 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1854 conditions, 1194 events. 454/1194 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5155 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1814. Up to 614 conditions per place. [2024-12-02 11:19:53,174 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 25 selfloop transitions, 2 changer transitions 0/330 dead transitions. [2024-12-02 11:19:53,174 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 330 transitions, 726 flow [2024-12-02 11:19:53,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:53,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:53,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1012 transitions. [2024-12-02 11:19:53,177 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.764928193499622 [2024-12-02 11:19:53,177 INFO L175 Difference]: Start difference. First operand has 334 places, 331 transitions, 674 flow. Second operand 3 states and 1012 transitions. [2024-12-02 11:19:53,178 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 330 transitions, 726 flow [2024-12-02 11:19:53,179 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 327 places, 330 transitions, 722 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:19:53,181 INFO L231 Difference]: Finished difference. Result has 327 places, 330 transitions, 672 flow [2024-12-02 11:19:53,182 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=668, PETRI_DIFFERENCE_MINUEND_PLACES=325, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=330, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=328, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=672, PETRI_PLACES=327, PETRI_TRANSITIONS=330} [2024-12-02 11:19:53,182 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -84 predicate places. [2024-12-02 11:19:53,182 INFO L471 AbstractCegarLoop]: Abstraction has has 327 places, 330 transitions, 672 flow [2024-12-02 11:19:53,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:53,183 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:53,183 INFO L206 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] [2024-12-02 11:19:53,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 11:19:53,183 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:53,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:53,184 INFO L85 PathProgramCache]: Analyzing trace with hash 2088433928, now seen corresponding path program 1 times [2024-12-02 11:19:53,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:53,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336833414] [2024-12-02 11:19:53,184 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:53,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:53,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:53,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:53,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336833414] [2024-12-02 11:19:53,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336833414] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:53,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:53,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:53,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563957757] [2024-12-02 11:19:53,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:53,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:53,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:53,235 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:53,235 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:53,254 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 441 [2024-12-02 11:19:53,256 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 327 places, 330 transitions, 672 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:53,256 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:53,256 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 441 [2024-12-02 11:19:53,256 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:53,538 INFO L124 PetriNetUnfolderBase]: 454/1193 cut-off events. [2024-12-02 11:19:53,538 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:53,541 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1852 conditions, 1193 events. 454/1193 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5153 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1804. Up to 613 conditions per place. [2024-12-02 11:19:53,545 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 24 selfloop transitions, 2 changer transitions 0/329 dead transitions. [2024-12-02 11:19:53,545 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 328 places, 329 transitions, 722 flow [2024-12-02 11:19:53,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:53,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:53,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2024-12-02 11:19:53,548 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7664399092970522 [2024-12-02 11:19:53,548 INFO L175 Difference]: Start difference. First operand has 327 places, 330 transitions, 672 flow. Second operand 3 states and 1014 transitions. [2024-12-02 11:19:53,548 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 328 places, 329 transitions, 722 flow [2024-12-02 11:19:53,550 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 326 places, 329 transitions, 718 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:19:53,553 INFO L231 Difference]: Finished difference. Result has 326 places, 329 transitions, 670 flow [2024-12-02 11:19:53,554 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=666, PETRI_DIFFERENCE_MINUEND_PLACES=324, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=329, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=327, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=670, PETRI_PLACES=326, PETRI_TRANSITIONS=329} [2024-12-02 11:19:53,555 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -85 predicate places. [2024-12-02 11:19:53,555 INFO L471 AbstractCegarLoop]: Abstraction has has 326 places, 329 transitions, 670 flow [2024-12-02 11:19:53,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:53,555 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:53,556 INFO L206 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] [2024-12-02 11:19:53,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 11:19:53,556 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:53,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:53,556 INFO L85 PathProgramCache]: Analyzing trace with hash 7117030, now seen corresponding path program 1 times [2024-12-02 11:19:53,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:53,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052085061] [2024-12-02 11:19:53,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:53,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:53,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:53,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:53,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052085061] [2024-12-02 11:19:53,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052085061] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:53,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:53,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:53,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838261046] [2024-12-02 11:19:53,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:53,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:53,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:53,604 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:53,604 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:53,620 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 441 [2024-12-02 11:19:53,621 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 326 places, 329 transitions, 670 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:53,621 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:53,621 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 441 [2024-12-02 11:19:53,621 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:53,874 INFO L124 PetriNetUnfolderBase]: 454/1192 cut-off events. [2024-12-02 11:19:53,874 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:53,876 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1851 conditions, 1192 events. 454/1192 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5143 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1795. Up to 613 conditions per place. [2024-12-02 11:19:53,879 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 24 selfloop transitions, 2 changer transitions 0/328 dead transitions. [2024-12-02 11:19:53,879 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 327 places, 328 transitions, 720 flow [2024-12-02 11:19:53,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:53,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:53,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2024-12-02 11:19:53,882 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7664399092970522 [2024-12-02 11:19:53,882 INFO L175 Difference]: Start difference. First operand has 326 places, 329 transitions, 670 flow. Second operand 3 states and 1014 transitions. [2024-12-02 11:19:53,882 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 327 places, 328 transitions, 720 flow [2024-12-02 11:19:53,883 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 325 places, 328 transitions, 716 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:19:53,885 INFO L231 Difference]: Finished difference. Result has 325 places, 328 transitions, 668 flow [2024-12-02 11:19:53,886 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=328, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=326, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=668, PETRI_PLACES=325, PETRI_TRANSITIONS=328} [2024-12-02 11:19:53,886 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -86 predicate places. [2024-12-02 11:19:53,886 INFO L471 AbstractCegarLoop]: Abstraction has has 325 places, 328 transitions, 668 flow [2024-12-02 11:19:53,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:53,887 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:53,887 INFO L206 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] [2024-12-02 11:19:53,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 11:19:53,888 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:53,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:53,888 INFO L85 PathProgramCache]: Analyzing trace with hash 337971851, now seen corresponding path program 1 times [2024-12-02 11:19:53,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:53,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177718212] [2024-12-02 11:19:53,888 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:53,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:53,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:53,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:53,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177718212] [2024-12-02 11:19:53,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177718212] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:53,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:53,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:53,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770204569] [2024-12-02 11:19:53,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:53,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:53,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:53,935 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:53,935 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:53,950 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 441 [2024-12-02 11:19:53,951 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 325 places, 328 transitions, 668 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:53,951 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:53,951 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 441 [2024-12-02 11:19:53,951 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:54,147 INFO L124 PetriNetUnfolderBase]: 454/1191 cut-off events. [2024-12-02 11:19:54,147 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:54,150 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1850 conditions, 1191 events. 454/1191 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5197 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1786. Up to 613 conditions per place. [2024-12-02 11:19:54,153 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 24 selfloop transitions, 2 changer transitions 0/327 dead transitions. [2024-12-02 11:19:54,153 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 326 places, 327 transitions, 718 flow [2024-12-02 11:19:54,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:54,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:54,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2024-12-02 11:19:54,156 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7664399092970522 [2024-12-02 11:19:54,156 INFO L175 Difference]: Start difference. First operand has 325 places, 328 transitions, 668 flow. Second operand 3 states and 1014 transitions. [2024-12-02 11:19:54,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 326 places, 327 transitions, 718 flow [2024-12-02 11:19:54,158 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 324 places, 327 transitions, 714 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:19:54,160 INFO L231 Difference]: Finished difference. Result has 324 places, 327 transitions, 666 flow [2024-12-02 11:19:54,160 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=662, PETRI_DIFFERENCE_MINUEND_PLACES=322, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=327, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=325, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=666, PETRI_PLACES=324, PETRI_TRANSITIONS=327} [2024-12-02 11:19:54,161 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -87 predicate places. [2024-12-02 11:19:54,161 INFO L471 AbstractCegarLoop]: Abstraction has has 324 places, 327 transitions, 666 flow [2024-12-02 11:19:54,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:54,162 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:54,162 INFO L206 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] [2024-12-02 11:19:54,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 11:19:54,162 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:54,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:54,162 INFO L85 PathProgramCache]: Analyzing trace with hash -960051156, now seen corresponding path program 1 times [2024-12-02 11:19:54,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:54,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722155756] [2024-12-02 11:19:54,163 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:54,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:54,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:54,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:54,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722155756] [2024-12-02 11:19:54,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722155756] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:54,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:54,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:54,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244462555] [2024-12-02 11:19:54,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:54,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:54,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:54,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:54,214 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:54,227 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 441 [2024-12-02 11:19:54,229 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 324 places, 327 transitions, 666 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:54,229 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:54,229 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 441 [2024-12-02 11:19:54,229 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:54,420 INFO L124 PetriNetUnfolderBase]: 454/1190 cut-off events. [2024-12-02 11:19:54,420 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:54,422 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1849 conditions, 1190 events. 454/1190 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5217 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1777. Up to 613 conditions per place. [2024-12-02 11:19:54,425 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 24 selfloop transitions, 2 changer transitions 0/326 dead transitions. [2024-12-02 11:19:54,425 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 325 places, 326 transitions, 716 flow [2024-12-02 11:19:54,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:54,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:54,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2024-12-02 11:19:54,429 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7664399092970522 [2024-12-02 11:19:54,429 INFO L175 Difference]: Start difference. First operand has 324 places, 327 transitions, 666 flow. Second operand 3 states and 1014 transitions. [2024-12-02 11:19:54,429 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 325 places, 326 transitions, 716 flow [2024-12-02 11:19:54,430 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 323 places, 326 transitions, 712 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:19:54,432 INFO L231 Difference]: Finished difference. Result has 323 places, 326 transitions, 664 flow [2024-12-02 11:19:54,433 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=660, PETRI_DIFFERENCE_MINUEND_PLACES=321, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=326, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=324, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=664, PETRI_PLACES=323, PETRI_TRANSITIONS=326} [2024-12-02 11:19:54,433 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -88 predicate places. [2024-12-02 11:19:54,433 INFO L471 AbstractCegarLoop]: Abstraction has has 323 places, 326 transitions, 664 flow [2024-12-02 11:19:54,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:54,434 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:54,434 INFO L206 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] [2024-12-02 11:19:54,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 11:19:54,435 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:54,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:54,435 INFO L85 PathProgramCache]: Analyzing trace with hash 737008919, now seen corresponding path program 1 times [2024-12-02 11:19:54,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:54,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133833317] [2024-12-02 11:19:54,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:54,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:54,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:54,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:54,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133833317] [2024-12-02 11:19:54,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133833317] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:54,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:54,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:54,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206008841] [2024-12-02 11:19:54,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:54,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:54,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:54,484 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:54,484 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:54,500 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 441 [2024-12-02 11:19:54,502 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 323 places, 326 transitions, 664 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:54,503 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:54,503 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 441 [2024-12-02 11:19:54,503 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:54,693 INFO L124 PetriNetUnfolderBase]: 454/1189 cut-off events. [2024-12-02 11:19:54,693 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:54,694 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1848 conditions, 1189 events. 454/1189 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5200 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1768. Up to 613 conditions per place. [2024-12-02 11:19:54,697 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 24 selfloop transitions, 2 changer transitions 0/325 dead transitions. [2024-12-02 11:19:54,697 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 324 places, 325 transitions, 714 flow [2024-12-02 11:19:54,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:54,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:54,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2024-12-02 11:19:54,701 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7664399092970522 [2024-12-02 11:19:54,701 INFO L175 Difference]: Start difference. First operand has 323 places, 326 transitions, 664 flow. Second operand 3 states and 1014 transitions. [2024-12-02 11:19:54,701 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 324 places, 325 transitions, 714 flow [2024-12-02 11:19:54,703 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 325 transitions, 710 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:19:54,705 INFO L231 Difference]: Finished difference. Result has 322 places, 325 transitions, 662 flow [2024-12-02 11:19:54,706 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=658, PETRI_DIFFERENCE_MINUEND_PLACES=320, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=325, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=323, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=662, PETRI_PLACES=322, PETRI_TRANSITIONS=325} [2024-12-02 11:19:54,706 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -89 predicate places. [2024-12-02 11:19:54,706 INFO L471 AbstractCegarLoop]: Abstraction has has 322 places, 325 transitions, 662 flow [2024-12-02 11:19:54,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:54,707 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:54,707 INFO L206 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] [2024-12-02 11:19:54,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 11:19:54,707 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:54,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:54,708 INFO L85 PathProgramCache]: Analyzing trace with hash -2090874783, now seen corresponding path program 1 times [2024-12-02 11:19:54,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:54,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269252726] [2024-12-02 11:19:54,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:54,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:54,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:54,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:54,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269252726] [2024-12-02 11:19:54,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269252726] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:54,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:54,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:54,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989839886] [2024-12-02 11:19:54,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:54,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:54,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:54,752 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:54,752 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:54,766 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 441 [2024-12-02 11:19:54,768 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 325 transitions, 662 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:54,768 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:54,768 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 441 [2024-12-02 11:19:54,769 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:54,995 INFO L124 PetriNetUnfolderBase]: 454/1188 cut-off events. [2024-12-02 11:19:54,995 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:54,996 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1847 conditions, 1188 events. 454/1188 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5196 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1759. Up to 613 conditions per place. [2024-12-02 11:19:55,000 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 24 selfloop transitions, 2 changer transitions 0/324 dead transitions. [2024-12-02 11:19:55,000 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 324 transitions, 712 flow [2024-12-02 11:19:55,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:55,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:55,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2024-12-02 11:19:55,002 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7664399092970522 [2024-12-02 11:19:55,002 INFO L175 Difference]: Start difference. First operand has 322 places, 325 transitions, 662 flow. Second operand 3 states and 1014 transitions. [2024-12-02 11:19:55,003 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 324 transitions, 712 flow [2024-12-02 11:19:55,005 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 324 transitions, 708 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:19:55,009 INFO L231 Difference]: Finished difference. Result has 321 places, 324 transitions, 660 flow [2024-12-02 11:19:55,009 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=656, PETRI_DIFFERENCE_MINUEND_PLACES=319, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=324, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=322, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=660, PETRI_PLACES=321, PETRI_TRANSITIONS=324} [2024-12-02 11:19:55,010 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -90 predicate places. [2024-12-02 11:19:55,010 INFO L471 AbstractCegarLoop]: Abstraction has has 321 places, 324 transitions, 660 flow [2024-12-02 11:19:55,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:55,011 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:55,011 INFO L206 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] [2024-12-02 11:19:55,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 11:19:55,011 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:55,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:55,012 INFO L85 PathProgramCache]: Analyzing trace with hash -196481217, now seen corresponding path program 1 times [2024-12-02 11:19:55,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:55,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584848199] [2024-12-02 11:19:55,012 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:55,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:55,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:55,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:55,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584848199] [2024-12-02 11:19:55,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584848199] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:55,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:55,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:55,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485304852] [2024-12-02 11:19:55,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:55,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:55,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:55,067 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:55,067 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:55,079 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 441 [2024-12-02 11:19:55,081 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 324 transitions, 660 flow. Second operand has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:55,081 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:55,081 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 441 [2024-12-02 11:19:55,081 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:55,284 INFO L124 PetriNetUnfolderBase]: 454/1187 cut-off events. [2024-12-02 11:19:55,284 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:55,285 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1846 conditions, 1187 events. 454/1187 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5198 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1750. Up to 613 conditions per place. [2024-12-02 11:19:55,288 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 24 selfloop transitions, 2 changer transitions 0/323 dead transitions. [2024-12-02 11:19:55,289 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 322 places, 323 transitions, 710 flow [2024-12-02 11:19:55,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:55,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1014 transitions. [2024-12-02 11:19:55,292 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7664399092970522 [2024-12-02 11:19:55,292 INFO L175 Difference]: Start difference. First operand has 321 places, 324 transitions, 660 flow. Second operand 3 states and 1014 transitions. [2024-12-02 11:19:55,292 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 322 places, 323 transitions, 710 flow [2024-12-02 11:19:55,294 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 320 places, 323 transitions, 706 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:19:55,296 INFO L231 Difference]: Finished difference. Result has 320 places, 323 transitions, 658 flow [2024-12-02 11:19:55,296 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=654, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=323, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=321, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=658, PETRI_PLACES=320, PETRI_TRANSITIONS=323} [2024-12-02 11:19:55,296 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -91 predicate places. [2024-12-02 11:19:55,296 INFO L471 AbstractCegarLoop]: Abstraction has has 320 places, 323 transitions, 658 flow [2024-12-02 11:19:55,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.3333333333333) internal successors, (991), 3 states have internal predecessors, (991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:55,297 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:55,297 INFO L206 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] [2024-12-02 11:19:55,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 11:19:55,297 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:55,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:55,298 INFO L85 PathProgramCache]: Analyzing trace with hash -689113472, now seen corresponding path program 1 times [2024-12-02 11:19:55,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:55,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674417284] [2024-12-02 11:19:55,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:55,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:55,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:55,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:55,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674417284] [2024-12-02 11:19:55,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674417284] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:55,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:55,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:55,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479786541] [2024-12-02 11:19:55,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:55,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:55,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:55,338 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:55,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:55,345 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 441 [2024-12-02 11:19:55,347 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 320 places, 323 transitions, 658 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:55,347 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:55,347 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 441 [2024-12-02 11:19:55,347 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:55,536 INFO L124 PetriNetUnfolderBase]: 454/1186 cut-off events. [2024-12-02 11:19:55,536 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:55,537 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1842 conditions, 1186 events. 454/1186 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5197 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1738. Up to 610 conditions per place. [2024-12-02 11:19:55,540 INFO L140 encePairwiseOnDemand]: 439/441 looper letters, 22 selfloop transitions, 1 changer transitions 0/322 dead transitions. [2024-12-02 11:19:55,540 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 321 places, 322 transitions, 702 flow [2024-12-02 11:19:55,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:55,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:55,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1023 transitions. [2024-12-02 11:19:55,543 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7732426303854876 [2024-12-02 11:19:55,543 INFO L175 Difference]: Start difference. First operand has 320 places, 323 transitions, 658 flow. Second operand 3 states and 1023 transitions. [2024-12-02 11:19:55,543 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 321 places, 322 transitions, 702 flow [2024-12-02 11:19:55,544 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 319 places, 322 transitions, 698 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:19:55,546 INFO L231 Difference]: Finished difference. Result has 319 places, 322 transitions, 654 flow [2024-12-02 11:19:55,546 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=652, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=322, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=321, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=654, PETRI_PLACES=319, PETRI_TRANSITIONS=322} [2024-12-02 11:19:55,547 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -92 predicate places. [2024-12-02 11:19:55,547 INFO L471 AbstractCegarLoop]: Abstraction has has 319 places, 322 transitions, 654 flow [2024-12-02 11:19:55,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:55,547 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:55,547 INFO L206 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] [2024-12-02 11:19:55,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 11:19:55,548 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:55,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:55,548 INFO L85 PathProgramCache]: Analyzing trace with hash 704934560, now seen corresponding path program 1 times [2024-12-02 11:19:55,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:55,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849214972] [2024-12-02 11:19:55,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:55,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:56,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:56,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:56,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849214972] [2024-12-02 11:19:56,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849214972] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:56,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:56,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 11:19:56,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472637303] [2024-12-02 11:19:56,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:56,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 11:19:56,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:56,056 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 11:19:56,056 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-12-02 11:19:56,172 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 309 out of 441 [2024-12-02 11:19:56,175 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 322 transitions, 654 flow. Second operand has 6 states, 6 states have (on average 310.5) internal successors, (1863), 6 states have internal predecessors, (1863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:56,175 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:56,175 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 309 of 441 [2024-12-02 11:19:56,175 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:56,443 INFO L124 PetriNetUnfolderBase]: 454/1184 cut-off events. [2024-12-02 11:19:56,443 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:56,444 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1862 conditions, 1184 events. 454/1184 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5177 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1759. Up to 625 conditions per place. [2024-12-02 11:19:56,447 INFO L140 encePairwiseOnDemand]: 429/441 looper letters, 36 selfloop transitions, 10 changer transitions 0/320 dead transitions. [2024-12-02 11:19:56,447 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 322 places, 320 transitions, 742 flow [2024-12-02 11:19:56,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 11:19:56,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-12-02 11:19:56,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1902 transitions. [2024-12-02 11:19:56,452 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7188208616780045 [2024-12-02 11:19:56,452 INFO L175 Difference]: Start difference. First operand has 319 places, 322 transitions, 654 flow. Second operand 6 states and 1902 transitions. [2024-12-02 11:19:56,452 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 322 places, 320 transitions, 742 flow [2024-12-02 11:19:56,454 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 320 transitions, 741 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 11:19:56,457 INFO L231 Difference]: Finished difference. Result has 321 places, 320 transitions, 669 flow [2024-12-02 11:19:56,457 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=649, PETRI_DIFFERENCE_MINUEND_PLACES=316, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=320, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=669, PETRI_PLACES=321, PETRI_TRANSITIONS=320} [2024-12-02 11:19:56,458 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -90 predicate places. [2024-12-02 11:19:56,458 INFO L471 AbstractCegarLoop]: Abstraction has has 321 places, 320 transitions, 669 flow [2024-12-02 11:19:56,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 310.5) internal successors, (1863), 6 states have internal predecessors, (1863), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:56,459 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:56,459 INFO L206 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] [2024-12-02 11:19:56,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 11:19:56,459 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:56,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:56,460 INFO L85 PathProgramCache]: Analyzing trace with hash 636170213, now seen corresponding path program 1 times [2024-12-02 11:19:56,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:56,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612934882] [2024-12-02 11:19:56,460 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:56,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:56,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:56,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612934882] [2024-12-02 11:19:56,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612934882] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:56,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:56,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:56,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919649627] [2024-12-02 11:19:56,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:56,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:56,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:56,513 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:56,513 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:56,521 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 441 [2024-12-02 11:19:56,522 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 320 transitions, 669 flow. Second operand has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:56,522 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:56,522 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 441 [2024-12-02 11:19:56,522 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:56,763 INFO L124 PetriNetUnfolderBase]: 454/1183 cut-off events. [2024-12-02 11:19:56,763 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:56,766 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1850 conditions, 1183 events. 454/1183 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5171 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1817. Up to 612 conditions per place. [2024-12-02 11:19:56,769 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 23 selfloop transitions, 2 changer transitions 0/319 dead transitions. [2024-12-02 11:19:56,769 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 322 places, 319 transitions, 717 flow [2024-12-02 11:19:56,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:56,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1016 transitions. [2024-12-02 11:19:56,772 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7679516250944822 [2024-12-02 11:19:56,772 INFO L175 Difference]: Start difference. First operand has 321 places, 320 transitions, 669 flow. Second operand 3 states and 1016 transitions. [2024-12-02 11:19:56,772 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 322 places, 319 transitions, 717 flow [2024-12-02 11:19:56,774 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 317 places, 319 transitions, 697 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-12-02 11:19:56,777 INFO L231 Difference]: Finished difference. Result has 317 places, 319 transitions, 651 flow [2024-12-02 11:19:56,777 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=647, PETRI_DIFFERENCE_MINUEND_PLACES=315, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=319, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=651, PETRI_PLACES=317, PETRI_TRANSITIONS=319} [2024-12-02 11:19:56,778 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -94 predicate places. [2024-12-02 11:19:56,778 INFO L471 AbstractCegarLoop]: Abstraction has has 317 places, 319 transitions, 651 flow [2024-12-02 11:19:56,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:56,778 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:56,778 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:19:56,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 11:19:56,779 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:56,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:56,779 INFO L85 PathProgramCache]: Analyzing trace with hash -554717085, now seen corresponding path program 1 times [2024-12-02 11:19:56,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:56,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299578811] [2024-12-02 11:19:56,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:56,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:56,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:56,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:56,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:56,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299578811] [2024-12-02 11:19:56,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299578811] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:56,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:56,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:56,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027154932] [2024-12-02 11:19:56,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:56,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:56,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:56,825 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:56,825 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:56,831 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 441 [2024-12-02 11:19:56,832 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 317 places, 319 transitions, 651 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:56,832 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:56,832 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 441 [2024-12-02 11:19:56,832 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:57,073 INFO L124 PetriNetUnfolderBase]: 454/1182 cut-off events. [2024-12-02 11:19:57,073 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:57,075 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1839 conditions, 1182 events. 454/1182 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5177 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1735. Up to 610 conditions per place. [2024-12-02 11:19:57,079 INFO L140 encePairwiseOnDemand]: 439/441 looper letters, 22 selfloop transitions, 1 changer transitions 0/318 dead transitions. [2024-12-02 11:19:57,079 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 318 transitions, 695 flow [2024-12-02 11:19:57,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:57,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:57,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1023 transitions. [2024-12-02 11:19:57,082 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7732426303854876 [2024-12-02 11:19:57,082 INFO L175 Difference]: Start difference. First operand has 317 places, 319 transitions, 651 flow. Second operand 3 states and 1023 transitions. [2024-12-02 11:19:57,082 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 318 transitions, 695 flow [2024-12-02 11:19:57,084 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 318 transitions, 691 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:19:57,087 INFO L231 Difference]: Finished difference. Result has 316 places, 318 transitions, 647 flow [2024-12-02 11:19:57,087 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=645, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=647, PETRI_PLACES=316, PETRI_TRANSITIONS=318} [2024-12-02 11:19:57,088 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -95 predicate places. [2024-12-02 11:19:57,088 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 318 transitions, 647 flow [2024-12-02 11:19:57,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:57,088 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:57,089 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:19:57,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 11:19:57,089 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:57,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:57,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1142596936, now seen corresponding path program 1 times [2024-12-02 11:19:57,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:57,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18472676] [2024-12-02 11:19:57,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:57,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:57,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:57,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18472676] [2024-12-02 11:19:57,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18472676] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:57,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:57,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:57,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870178665] [2024-12-02 11:19:57,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:57,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:57,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:57,147 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:57,147 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:57,153 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 441 [2024-12-02 11:19:57,154 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 318 transitions, 647 flow. Second operand has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:57,154 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:57,154 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 441 [2024-12-02 11:19:57,154 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:57,395 INFO L124 PetriNetUnfolderBase]: 454/1181 cut-off events. [2024-12-02 11:19:57,395 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:57,398 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1839 conditions, 1181 events. 454/1181 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5176 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1735. Up to 612 conditions per place. [2024-12-02 11:19:57,401 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 23 selfloop transitions, 2 changer transitions 0/317 dead transitions. [2024-12-02 11:19:57,401 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 317 transitions, 695 flow [2024-12-02 11:19:57,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:57,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:57,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1016 transitions. [2024-12-02 11:19:57,404 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7679516250944822 [2024-12-02 11:19:57,404 INFO L175 Difference]: Start difference. First operand has 316 places, 318 transitions, 647 flow. Second operand 3 states and 1016 transitions. [2024-12-02 11:19:57,404 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 317 transitions, 695 flow [2024-12-02 11:19:57,405 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 317 transitions, 694 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 11:19:57,408 INFO L231 Difference]: Finished difference. Result has 316 places, 317 transitions, 648 flow [2024-12-02 11:19:57,408 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=644, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=315, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=648, PETRI_PLACES=316, PETRI_TRANSITIONS=317} [2024-12-02 11:19:57,409 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -95 predicate places. [2024-12-02 11:19:57,409 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 317 transitions, 648 flow [2024-12-02 11:19:57,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.3333333333333) internal successors, (994), 3 states have internal predecessors, (994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:57,410 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:57,410 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:19:57,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 11:19:57,410 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:57,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:57,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1131013692, now seen corresponding path program 1 times [2024-12-02 11:19:57,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:57,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636269094] [2024-12-02 11:19:57,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:57,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:57,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:57,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:57,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636269094] [2024-12-02 11:19:57,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636269094] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:57,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:57,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:57,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872374667] [2024-12-02 11:19:57,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:57,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:57,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:57,472 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:57,472 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:57,482 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 441 [2024-12-02 11:19:57,483 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 317 transitions, 648 flow. Second operand has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:57,484 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:57,484 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 441 [2024-12-02 11:19:57,484 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:57,716 INFO L124 PetriNetUnfolderBase]: 454/1179 cut-off events. [2024-12-02 11:19:57,716 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:57,719 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1839 conditions, 1179 events. 454/1179 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5164 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1735. Up to 612 conditions per place. [2024-12-02 11:19:57,723 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 24 selfloop transitions, 1 changer transitions 0/315 dead transitions. [2024-12-02 11:19:57,723 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 316 places, 315 transitions, 694 flow [2024-12-02 11:19:57,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:57,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:57,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1017 transitions. [2024-12-02 11:19:57,725 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7687074829931972 [2024-12-02 11:19:57,725 INFO L175 Difference]: Start difference. First operand has 316 places, 317 transitions, 648 flow. Second operand 3 states and 1017 transitions. [2024-12-02 11:19:57,725 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 316 places, 315 transitions, 694 flow [2024-12-02 11:19:57,727 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 315 transitions, 690 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:19:57,730 INFO L231 Difference]: Finished difference. Result has 314 places, 315 transitions, 642 flow [2024-12-02 11:19:57,730 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=314, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=642, PETRI_PLACES=314, PETRI_TRANSITIONS=315} [2024-12-02 11:19:57,731 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -97 predicate places. [2024-12-02 11:19:57,731 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 315 transitions, 642 flow [2024-12-02 11:19:57,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:57,732 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:57,732 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:19:57,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 11:19:57,732 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:57,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:57,733 INFO L85 PathProgramCache]: Analyzing trace with hash 938395750, now seen corresponding path program 1 times [2024-12-02 11:19:57,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:57,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288340622] [2024-12-02 11:19:57,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:57,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:57,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:57,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:57,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288340622] [2024-12-02 11:19:57,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288340622] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:57,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:57,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:57,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727364170] [2024-12-02 11:19:57,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:57,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:57,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:57,788 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:57,788 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:57,795 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 441 [2024-12-02 11:19:57,796 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 315 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:57,796 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:57,796 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 441 [2024-12-02 11:19:57,796 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:57,987 INFO L124 PetriNetUnfolderBase]: 454/1178 cut-off events. [2024-12-02 11:19:57,987 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:57,988 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1835 conditions, 1178 events. 454/1178 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5152 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1731. Up to 610 conditions per place. [2024-12-02 11:19:57,991 INFO L140 encePairwiseOnDemand]: 439/441 looper letters, 22 selfloop transitions, 1 changer transitions 0/314 dead transitions. [2024-12-02 11:19:57,991 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 314 transitions, 686 flow [2024-12-02 11:19:57,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:57,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:57,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1023 transitions. [2024-12-02 11:19:57,993 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7732426303854876 [2024-12-02 11:19:57,994 INFO L175 Difference]: Start difference. First operand has 314 places, 315 transitions, 642 flow. Second operand 3 states and 1023 transitions. [2024-12-02 11:19:57,994 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 314 transitions, 686 flow [2024-12-02 11:19:57,995 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 314 transitions, 685 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 11:19:57,996 INFO L231 Difference]: Finished difference. Result has 314 places, 314 transitions, 641 flow [2024-12-02 11:19:57,997 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=639, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=313, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=641, PETRI_PLACES=314, PETRI_TRANSITIONS=314} [2024-12-02 11:19:57,997 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -97 predicate places. [2024-12-02 11:19:57,997 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 314 transitions, 641 flow [2024-12-02 11:19:57,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:57,998 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:57,998 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:19:57,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 11:19:57,998 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:57,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:57,998 INFO L85 PathProgramCache]: Analyzing trace with hash -144749635, now seen corresponding path program 1 times [2024-12-02 11:19:57,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:57,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554048817] [2024-12-02 11:19:57,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:57,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:58,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:58,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:58,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554048817] [2024-12-02 11:19:58,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554048817] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:58,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:58,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:58,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086890803] [2024-12-02 11:19:58,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:58,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:58,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:58,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:58,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:58,043 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 330 out of 441 [2024-12-02 11:19:58,044 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 314 transitions, 641 flow. Second operand has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:58,044 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:58,044 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 330 of 441 [2024-12-02 11:19:58,044 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:58,219 INFO L124 PetriNetUnfolderBase]: 454/1176 cut-off events. [2024-12-02 11:19:58,219 INFO L125 PetriNetUnfolderBase]: For 39/39 co-relation queries the response was YES. [2024-12-02 11:19:58,220 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1836 conditions, 1176 events. 454/1176 cut-off events. For 39/39 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 5145 event pairs, 272 based on Foata normal form. 0/1068 useless extension candidates. Maximal degree in co-relation 1732. Up to 612 conditions per place. [2024-12-02 11:19:58,222 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 24 selfloop transitions, 1 changer transitions 0/312 dead transitions. [2024-12-02 11:19:58,222 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 312 transitions, 687 flow [2024-12-02 11:19:58,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:58,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:58,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1017 transitions. [2024-12-02 11:19:58,225 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7687074829931972 [2024-12-02 11:19:58,225 INFO L175 Difference]: Start difference. First operand has 314 places, 314 transitions, 641 flow. Second operand 3 states and 1017 transitions. [2024-12-02 11:19:58,225 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 312 transitions, 687 flow [2024-12-02 11:19:58,227 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 312 transitions, 686 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 11:19:58,228 INFO L231 Difference]: Finished difference. Result has 313 places, 312 transitions, 638 flow [2024-12-02 11:19:58,228 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=636, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=638, PETRI_PLACES=313, PETRI_TRANSITIONS=312} [2024-12-02 11:19:58,229 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -98 predicate places. [2024-12-02 11:19:58,229 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 312 transitions, 638 flow [2024-12-02 11:19:58,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 331.0) internal successors, (993), 3 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:58,229 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:58,229 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:19:58,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 11:19:58,229 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:58,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:58,230 INFO L85 PathProgramCache]: Analyzing trace with hash 2048610132, now seen corresponding path program 1 times [2024-12-02 11:19:58,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:58,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901796077] [2024-12-02 11:19:58,230 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:58,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:58,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:58,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901796077] [2024-12-02 11:19:58,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901796077] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:58,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:58,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:58,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316186056] [2024-12-02 11:19:58,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:58,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:58,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:58,267 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:58,267 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:58,274 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 441 [2024-12-02 11:19:58,275 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 312 transitions, 638 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:58,275 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:58,275 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 441 [2024-12-02 11:19:58,275 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:58,629 INFO L124 PetriNetUnfolderBase]: 761/1916 cut-off events. [2024-12-02 11:19:58,629 INFO L125 PetriNetUnfolderBase]: For 66/66 co-relation queries the response was YES. [2024-12-02 11:19:58,633 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3025 conditions, 1916 events. 761/1916 cut-off events. For 66/66 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 10637 event pairs, 443 based on Foata normal form. 0/1713 useless extension candidates. Maximal degree in co-relation 2921. Up to 658 conditions per place. [2024-12-02 11:19:58,638 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 40 selfloop transitions, 2 changer transitions 0/330 dead transitions. [2024-12-02 11:19:58,638 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 330 transitions, 766 flow [2024-12-02 11:19:58,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:58,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:58,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1042 transitions. [2024-12-02 11:19:58,640 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7876039304610734 [2024-12-02 11:19:58,641 INFO L175 Difference]: Start difference. First operand has 313 places, 312 transitions, 638 flow. Second operand 3 states and 1042 transitions. [2024-12-02 11:19:58,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 330 transitions, 766 flow [2024-12-02 11:19:58,642 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 330 transitions, 765 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 11:19:58,648 INFO L231 Difference]: Finished difference. Result has 314 places, 312 transitions, 645 flow [2024-12-02 11:19:58,648 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=635, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=645, PETRI_PLACES=314, PETRI_TRANSITIONS=312} [2024-12-02 11:19:58,648 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -97 predicate places. [2024-12-02 11:19:58,648 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 312 transitions, 645 flow [2024-12-02 11:19:58,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:58,649 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:58,649 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:19:58,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 11:19:58,649 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:58,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:58,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1619380888, now seen corresponding path program 1 times [2024-12-02 11:19:58,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:58,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716117177] [2024-12-02 11:19:58,650 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:58,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:58,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:58,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:58,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716117177] [2024-12-02 11:19:58,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716117177] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:58,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:58,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:58,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139661828] [2024-12-02 11:19:58,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:58,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:58,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:58,703 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:58,703 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:58,711 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 441 [2024-12-02 11:19:58,712 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 312 transitions, 645 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:58,712 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:58,712 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 441 [2024-12-02 11:19:58,712 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:19:59,226 INFO L124 PetriNetUnfolderBase]: 1158/2863 cut-off events. [2024-12-02 11:19:59,226 INFO L125 PetriNetUnfolderBase]: For 286/286 co-relation queries the response was YES. [2024-12-02 11:19:59,233 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4780 conditions, 2863 events. 1158/2863 cut-off events. For 286/286 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 18592 event pairs, 457 based on Foata normal form. 0/2539 useless extension candidates. Maximal degree in co-relation 4675. Up to 841 conditions per place. [2024-12-02 11:19:59,243 INFO L140 encePairwiseOnDemand]: 437/441 looper letters, 41 selfloop transitions, 4 changer transitions 0/332 dead transitions. [2024-12-02 11:19:59,243 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 332 transitions, 788 flow [2024-12-02 11:19:59,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:19:59,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:19:59,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1043 transitions. [2024-12-02 11:19:59,245 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7883597883597884 [2024-12-02 11:19:59,245 INFO L175 Difference]: Start difference. First operand has 314 places, 312 transitions, 645 flow. Second operand 3 states and 1043 transitions. [2024-12-02 11:19:59,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 332 transitions, 788 flow [2024-12-02 11:19:59,248 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 332 transitions, 785 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 11:19:59,252 INFO L231 Difference]: Finished difference. Result has 316 places, 314 transitions, 673 flow [2024-12-02 11:19:59,252 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=641, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=673, PETRI_PLACES=316, PETRI_TRANSITIONS=314} [2024-12-02 11:19:59,253 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -95 predicate places. [2024-12-02 11:19:59,253 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 314 transitions, 673 flow [2024-12-02 11:19:59,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:59,254 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:19:59,254 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:19:59,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-12-02 11:19:59,254 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:19:59,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:19:59,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1613942678, now seen corresponding path program 1 times [2024-12-02 11:19:59,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:19:59,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160784972] [2024-12-02 11:19:59,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:19:59,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:19:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:19:59,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:19:59,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:19:59,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160784972] [2024-12-02 11:19:59,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160784972] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:19:59,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:19:59,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:19:59,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325669385] [2024-12-02 11:19:59,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:19:59,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:19:59,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:19:59,319 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:19:59,319 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:19:59,328 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 441 [2024-12-02 11:19:59,329 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 314 transitions, 673 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:19:59,329 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:19:59,329 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 441 [2024-12-02 11:19:59,329 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:20:00,097 INFO L124 PetriNetUnfolderBase]: 2007/4791 cut-off events. [2024-12-02 11:20:00,097 INFO L125 PetriNetUnfolderBase]: For 1837/1837 co-relation queries the response was YES. [2024-12-02 11:20:00,104 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8760 conditions, 4791 events. 2007/4791 cut-off events. For 1837/1837 co-relation queries the response was YES. Maximal size of possible extension queue 233. Compared 36396 event pairs, 1125 based on Foata normal form. 0/4255 useless extension candidates. Maximal degree in co-relation 8654. Up to 1676 conditions per place. [2024-12-02 11:20:00,117 INFO L140 encePairwiseOnDemand]: 438/441 looper letters, 48 selfloop transitions, 2 changer transitions 0/336 dead transitions. [2024-12-02 11:20:00,117 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 336 transitions, 851 flow [2024-12-02 11:20:00,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:20:00,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:20:00,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1042 transitions. [2024-12-02 11:20:00,119 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7876039304610734 [2024-12-02 11:20:00,119 INFO L175 Difference]: Start difference. First operand has 316 places, 314 transitions, 673 flow. Second operand 3 states and 1042 transitions. [2024-12-02 11:20:00,119 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 336 transitions, 851 flow [2024-12-02 11:20:00,123 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 336 transitions, 837 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:20:00,125 INFO L231 Difference]: Finished difference. Result has 316 places, 314 transitions, 673 flow [2024-12-02 11:20:00,126 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=663, PETRI_DIFFERENCE_MINUEND_PLACES=313, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=673, PETRI_PLACES=316, PETRI_TRANSITIONS=314} [2024-12-02 11:20:00,126 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -95 predicate places. [2024-12-02 11:20:00,126 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 314 transitions, 673 flow [2024-12-02 11:20:00,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:20:00,127 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:20:00,127 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:00,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 11:20:00,127 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:20:00,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:00,128 INFO L85 PathProgramCache]: Analyzing trace with hash 515773862, now seen corresponding path program 1 times [2024-12-02 11:20:00,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:00,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543244520] [2024-12-02 11:20:00,128 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:00,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:00,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:20:00,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:00,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543244520] [2024-12-02 11:20:00,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543244520] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:00,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:00,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:20:00,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934832663] [2024-12-02 11:20:00,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:00,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:20:00,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:00,178 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:20:00,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:20:00,185 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 333 out of 441 [2024-12-02 11:20:00,186 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 314 transitions, 673 flow. Second operand has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:20:00,186 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:20:00,186 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 333 of 441 [2024-12-02 11:20:00,186 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:20:01,175 INFO L124 PetriNetUnfolderBase]: 2826/6664 cut-off events. [2024-12-02 11:20:01,175 INFO L125 PetriNetUnfolderBase]: For 2177/2177 co-relation queries the response was YES. [2024-12-02 11:20:01,188 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12387 conditions, 6664 events. 2826/6664 cut-off events. For 2177/2177 co-relation queries the response was YES. Maximal size of possible extension queue 332. Compared 54645 event pairs, 1117 based on Foata normal form. 0/5915 useless extension candidates. Maximal degree in co-relation 12280. Up to 2206 conditions per place. [2024-12-02 11:20:01,210 INFO L140 encePairwiseOnDemand]: 437/441 looper letters, 49 selfloop transitions, 4 changer transitions 0/338 dead transitions. [2024-12-02 11:20:01,210 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 338 transitions, 860 flow [2024-12-02 11:20:01,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:20:01,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:20:01,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1043 transitions. [2024-12-02 11:20:01,212 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7883597883597884 [2024-12-02 11:20:01,212 INFO L175 Difference]: Start difference. First operand has 316 places, 314 transitions, 673 flow. Second operand 3 states and 1043 transitions. [2024-12-02 11:20:01,213 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 338 transitions, 860 flow [2024-12-02 11:20:01,216 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 338 transitions, 857 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-12-02 11:20:01,220 INFO L231 Difference]: Finished difference. Result has 318 places, 316 transitions, 701 flow [2024-12-02 11:20:01,220 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=669, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=701, PETRI_PLACES=318, PETRI_TRANSITIONS=316} [2024-12-02 11:20:01,221 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -93 predicate places. [2024-12-02 11:20:01,221 INFO L471 AbstractCegarLoop]: Abstraction has has 318 places, 316 transitions, 701 flow [2024-12-02 11:20:01,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 334.0) internal successors, (1002), 3 states have internal predecessors, (1002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:20:01,221 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-12-02 11:20:01,221 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:01,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 11:20:01,222 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 165 more)] === [2024-12-02 11:20:01,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:20:01,223 INFO L85 PathProgramCache]: Analyzing trace with hash 2094656650, now seen corresponding path program 1 times [2024-12-02 11:20:01,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:20:01,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091328544] [2024-12-02 11:20:01,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:20:01,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:20:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:20:01,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 11:20:01,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:20:01,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091328544] [2024-12-02 11:20:01,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091328544] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:20:01,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 11:20:01,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 11:20:01,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921502195] [2024-12-02 11:20:01,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:20:01,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 11:20:01,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:20:01,325 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 11:20:01,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 11:20:01,328 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 334 out of 441 [2024-12-02 11:20:01,329 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 318 places, 316 transitions, 701 flow. Second operand has 3 states, 3 states have (on average 338.6666666666667) internal successors, (1016), 3 states have internal predecessors, (1016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:20:01,330 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-12-02 11:20:01,330 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 334 of 441 [2024-12-02 11:20:01,330 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-12-02 11:20:02,412 INFO L124 PetriNetUnfolderBase]: 2826/6794 cut-off events. [2024-12-02 11:20:02,412 INFO L125 PetriNetUnfolderBase]: For 4038/4038 co-relation queries the response was YES. [2024-12-02 11:20:02,424 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13445 conditions, 6794 events. 2826/6794 cut-off events. For 4038/4038 co-relation queries the response was YES. Maximal size of possible extension queue 345. Compared 57234 event pairs, 1550 based on Foata normal form. 16/6030 useless extension candidates. Maximal degree in co-relation 13338. Up to 3855 conditions per place. [2024-12-02 11:20:02,429 INFO L140 encePairwiseOnDemand]: 439/441 looper letters, 0 selfloop transitions, 0 changer transitions 315/315 dead transitions. [2024-12-02 11:20:02,429 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 315 transitions, 757 flow [2024-12-02 11:20:02,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 11:20:02,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-12-02 11:20:02,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1024 transitions. [2024-12-02 11:20:02,431 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.7739984882842026 [2024-12-02 11:20:02,431 INFO L175 Difference]: Start difference. First operand has 318 places, 316 transitions, 701 flow. Second operand 3 states and 1024 transitions. [2024-12-02 11:20:02,431 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 315 transitions, 757 flow [2024-12-02 11:20:02,436 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 317 places, 315 transitions, 749 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-12-02 11:20:02,438 INFO L231 Difference]: Finished difference. Result has 317 places, 0 transitions, 0 flow [2024-12-02 11:20:02,438 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=441, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=315, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=315, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=317, PETRI_TRANSITIONS=0} [2024-12-02 11:20:02,439 INFO L279 CegarLoopForPetriNet]: 411 programPoint places, -94 predicate places. [2024-12-02 11:20:02,439 INFO L471 AbstractCegarLoop]: Abstraction has has 317 places, 0 transitions, 0 flow [2024-12-02 11:20:02,439 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 338.6666666666667) internal successors, (1016), 3 states have internal predecessors, (1016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 11:20:02,442 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (168 of 169 remaining) [2024-12-02 11:20:02,442 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (167 of 169 remaining) [2024-12-02 11:20:02,442 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (166 of 169 remaining) [2024-12-02 11:20:02,442 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (165 of 169 remaining) [2024-12-02 11:20:02,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (164 of 169 remaining) [2024-12-02 11:20:02,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (163 of 169 remaining) [2024-12-02 11:20:02,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (162 of 169 remaining) [2024-12-02 11:20:02,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (161 of 169 remaining) [2024-12-02 11:20:02,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (160 of 169 remaining) [2024-12-02 11:20:02,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (159 of 169 remaining) [2024-12-02 11:20:02,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (158 of 169 remaining) [2024-12-02 11:20:02,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (157 of 169 remaining) [2024-12-02 11:20:02,443 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (156 of 169 remaining) [2024-12-02 11:20:02,444 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (155 of 169 remaining) [2024-12-02 11:20:02,444 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (154 of 169 remaining) [2024-12-02 11:20:02,444 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (153 of 169 remaining) [2024-12-02 11:20:02,444 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (152 of 169 remaining) [2024-12-02 11:20:02,444 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (151 of 169 remaining) [2024-12-02 11:20:02,444 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (150 of 169 remaining) [2024-12-02 11:20:02,444 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (149 of 169 remaining) [2024-12-02 11:20:02,444 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (148 of 169 remaining) [2024-12-02 11:20:02,444 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (147 of 169 remaining) [2024-12-02 11:20:02,444 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (146 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (145 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (144 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (143 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (142 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (141 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (140 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (139 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (138 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (137 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (136 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (135 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (134 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (133 of 169 remaining) [2024-12-02 11:20:02,445 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (132 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (131 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (130 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (129 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (128 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (127 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (126 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (125 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (124 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (123 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (122 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (121 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (120 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (119 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (118 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (117 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (116 of 169 remaining) [2024-12-02 11:20:02,446 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (115 of 169 remaining) [2024-12-02 11:20:02,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (114 of 169 remaining) [2024-12-02 11:20:02,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (113 of 169 remaining) [2024-12-02 11:20:02,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (112 of 169 remaining) [2024-12-02 11:20:02,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (111 of 169 remaining) [2024-12-02 11:20:02,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (110 of 169 remaining) [2024-12-02 11:20:02,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (109 of 169 remaining) [2024-12-02 11:20:02,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (108 of 169 remaining) [2024-12-02 11:20:02,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (107 of 169 remaining) [2024-12-02 11:20:02,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (106 of 169 remaining) [2024-12-02 11:20:02,447 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (105 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (104 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (103 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (102 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (101 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (100 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (99 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (98 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (97 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (96 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (95 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (94 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (93 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (92 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (91 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (90 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (89 of 169 remaining) [2024-12-02 11:20:02,448 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (88 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (87 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (86 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (85 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (84 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (83 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (82 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (81 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (80 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (79 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (78 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (77 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (76 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (75 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (74 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (73 of 169 remaining) [2024-12-02 11:20:02,449 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (72 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (71 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (70 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (69 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (68 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (67 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (66 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (65 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (64 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (63 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (62 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (61 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (60 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (59 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (58 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (57 of 169 remaining) [2024-12-02 11:20:02,450 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (56 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (55 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (54 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (53 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (52 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (51 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (50 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (49 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (48 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (47 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (46 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (45 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (44 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (43 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (42 of 169 remaining) [2024-12-02 11:20:02,451 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (41 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (40 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 169 remaining) [2024-12-02 11:20:02,452 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 169 remaining) [2024-12-02 11:20:02,453 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 169 remaining) [2024-12-02 11:20:02,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 169 remaining) [2024-12-02 11:20:02,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 169 remaining) [2024-12-02 11:20:02,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 169 remaining) [2024-12-02 11:20:02,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 169 remaining) [2024-12-02 11:20:02,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 169 remaining) [2024-12-02 11:20:02,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 169 remaining) [2024-12-02 11:20:02,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 169 remaining) [2024-12-02 11:20:02,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 169 remaining) [2024-12-02 11:20:02,454 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 169 remaining) [2024-12-02 11:20:02,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-12-02 11:20:02,455 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:20:02,461 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-12-02 11:20:02,461 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 11:20:02,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 11:20:02 BasicIcfg [2024-12-02 11:20:02,467 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 11:20:02,468 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 11:20:02,468 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 11:20:02,468 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 11:20:02,468 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:19:51" (3/4) ... [2024-12-02 11:20:02,470 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-02 11:20:02,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-12-02 11:20:02,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-12-02 11:20:02,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-12-02 11:20:02,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-12-02 11:20:02,479 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-12-02 11:20:02,480 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-02 11:20:02,480 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-02 11:20:02,480 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-02 11:20:02,563 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml [2024-12-02 11:20:02,564 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/witness.yml [2024-12-02 11:20:02,564 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 11:20:02,565 INFO L158 Benchmark]: Toolchain (without parser) took 12700.12ms. Allocated memory was 142.6MB in the beginning and 864.0MB in the end (delta: 721.4MB). Free memory was 118.0MB in the beginning and 324.5MB in the end (delta: -206.5MB). Peak memory consumption was 514.1MB. Max. memory is 16.1GB. [2024-12-02 11:20:02,565 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:20:02,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.73ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 103.6MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 11:20:02,565 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.93ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 100.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:20:02,565 INFO L158 Benchmark]: Boogie Preprocessor took 41.64ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 97.2MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:20:02,566 INFO L158 Benchmark]: RCFGBuilder took 1501.86ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 105.4MB in the end (delta: -8.3MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2024-12-02 11:20:02,566 INFO L158 Benchmark]: TraceAbstraction took 10773.51ms. Allocated memory was 142.6MB in the beginning and 864.0MB in the end (delta: 721.4MB). Free memory was 104.2MB in the beginning and 328.8MB in the end (delta: -224.6MB). Peak memory consumption was 617.7MB. Max. memory is 16.1GB. [2024-12-02 11:20:02,566 INFO L158 Benchmark]: Witness Printer took 96.16ms. Allocated memory is still 864.0MB. Free memory was 328.8MB in the beginning and 324.5MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:20:02,568 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.73ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 103.6MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.93ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 100.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.64ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 97.2MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1501.86ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 105.4MB in the end (delta: -8.3MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * TraceAbstraction took 10773.51ms. Allocated memory was 142.6MB in the beginning and 864.0MB in the end (delta: 721.4MB). Free memory was 104.2MB in the beginning and 328.8MB in the end (delta: -224.6MB). Peak memory consumption was 617.7MB. Max. memory is 16.1GB. * Witness Printer took 96.16ms. Allocated memory is still 864.0MB. Free memory was 328.8MB in the beginning and 324.5MB 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: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: 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: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: 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: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 94]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 123]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 127]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 128]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 129]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 131]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 132]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 133]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 161]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 136]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 137]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 149]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 107]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 109]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: 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 9 procedures, 525 locations, 169 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: 10.6s, OverallIterations: 22, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 464 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 254 mSDsluCounter, 78 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 70 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1225 IncrementalHoareTripleChecker+Invalid, 1295 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70 mSolverCounterUnsat, 78 mSDtfsCounter, 1225 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=864occurred in iteration=0, InterpolantAutomatonStates: 69, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 2754 NumberOfCodeBlocks, 2754 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2732 ConstructedInterpolants, 0 QuantifiedInterpolants, 2889 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 95 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-12-02 11:20:02,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e5ff954-b446-41af-a1cb-04a1e2a6519d/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE