./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU --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 c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:11:09,885 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:11:09,950 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-31 22:11:09,955 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:11:09,955 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:11:09,987 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:11:09,987 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:11:09,989 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:11:09,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:11:09,991 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:11:09,992 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:11:09,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:11:09,993 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:11:09,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:11:09,996 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:11:09,996 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:11:09,996 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:11:09,997 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:11:09,997 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:11:09,997 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:11:09,998 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:11:10,002 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:11:10,002 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-31 22:11:10,003 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:11:10,003 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:11:10,003 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:11:10,003 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:11:10,004 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:11:10,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:11:10,004 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:11:10,004 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:11:10,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:11:10,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:11:10,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:11:10,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:11:10,006 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:11:10,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:11:10,006 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:11:10,007 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:11:10,008 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:11:10,009 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:11:10,009 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c031a4ce44fce05276ee0c322906dbff86776176e55e116d257d2b83e85a253c [2024-10-31 22:11:10,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:11:10,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:11:10,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:11:10,385 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:11:10,390 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:11:10,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c Unable to find full path for "g++" [2024-10-31 22:11:12,534 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:11:12,711 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:11:12,712 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/sv-benchmarks/c/weaver/popl20-more-buffer-series3.wvr.c [2024-10-31 22:11:12,722 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/data/a21e0b8d8/23caea4618164bd198a31b1412ec23fb/FLAG79708237f [2024-10-31 22:11:12,738 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/data/a21e0b8d8/23caea4618164bd198a31b1412ec23fb [2024-10-31 22:11:12,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:11:12,742 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:11:12,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:11:12,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:11:12,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:11:12,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:11:12" (1/1) ... [2024-10-31 22:11:12,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24536a90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:12, skipping insertion in model container [2024-10-31 22:11:12,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:11:12" (1/1) ... [2024-10-31 22:11:12,784 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:11:13,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:11:13,106 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:11:13,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:11:13,184 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:11:13,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13 WrapperNode [2024-10-31 22:11:13,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:11:13,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:11:13,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:11:13,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:11:13,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (1/1) ... [2024-10-31 22:11:13,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (1/1) ... [2024-10-31 22:11:13,266 INFO L138 Inliner]: procedures = 26, calls = 68, calls flagged for inlining = 23, calls inlined = 29, statements flattened = 652 [2024-10-31 22:11:13,272 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:11:13,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:11:13,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:11:13,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:11:13,288 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (1/1) ... [2024-10-31 22:11:13,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (1/1) ... [2024-10-31 22:11:13,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (1/1) ... [2024-10-31 22:11:13,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (1/1) ... [2024-10-31 22:11:13,322 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (1/1) ... [2024-10-31 22:11:13,328 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (1/1) ... [2024-10-31 22:11:13,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (1/1) ... [2024-10-31 22:11:13,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (1/1) ... [2024-10-31 22:11:13,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:11:13,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:11:13,352 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:11:13,352 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:11:13,357 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (1/1) ... [2024-10-31 22:11:13,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:11:13,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:13,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:11:13,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:11:13,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:11:13,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-31 22:11:13,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-31 22:11:13,456 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-31 22:11:13,456 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-31 22:11:13,456 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-31 22:11:13,457 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-31 22:11:13,458 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-31 22:11:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-31 22:11:13,459 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-10-31 22:11:13,459 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-10-31 22:11:13,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-31 22:11:13,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-31 22:11:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-31 22:11:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:11:13,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:11:13,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:11:13,465 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-31 22:11:13,635 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:11:13,638 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:11:14,818 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-31 22:11:14,818 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:11:15,856 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:11:15,856 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-10-31 22:11:15,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:11:15 BoogieIcfgContainer [2024-10-31 22:11:15,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:11:15,866 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:11:15,866 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:11:15,873 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:11:15,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:11:12" (1/3) ... [2024-10-31 22:11:15,874 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5018b9b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:11:15, skipping insertion in model container [2024-10-31 22:11:15,874 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:13" (2/3) ... [2024-10-31 22:11:15,874 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5018b9b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:11:15, skipping insertion in model container [2024-10-31 22:11:15,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:11:15" (3/3) ... [2024-10-31 22:11:15,880 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series3.wvr.c [2024-10-31 22:11:15,925 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:11:15,926 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 99 error locations. [2024-10-31 22:11:15,926 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-31 22:11:16,102 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-10-31 22:11:16,167 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 429 places, 438 transitions, 904 flow [2024-10-31 22:11:16,354 INFO L124 PetriNetUnfolderBase]: 22/434 cut-off events. [2024-10-31 22:11:16,354 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-10-31 22:11:16,362 INFO L83 FinitePrefix]: Finished finitePrefix Result has 451 conditions, 434 events. 22/434 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 681 event pairs, 0 based on Foata normal form. 0/313 useless extension candidates. Maximal degree in co-relation 385. Up to 2 conditions per place. [2024-10-31 22:11:16,362 INFO L82 GeneralOperation]: Start removeDead. Operand has 429 places, 438 transitions, 904 flow [2024-10-31 22:11:16,373 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 409 places, 417 transitions, 858 flow [2024-10-31 22:11:16,387 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:11:16,396 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;@5e3a470e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:11:16,397 INFO L334 AbstractCegarLoop]: Starting to check reachability of 182 error locations. [2024-10-31 22:11:16,404 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-31 22:11:16,405 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-10-31 22:11:16,406 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:11:16,406 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:16,407 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:16,408 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:16,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:16,415 INFO L85 PathProgramCache]: Analyzing trace with hash 370593979, now seen corresponding path program 1 times [2024-10-31 22:11:16,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:16,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446264212] [2024-10-31 22:11:16,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:16,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:16,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:16,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:16,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446264212] [2024-10-31 22:11:16,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446264212] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:16,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:16,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:16,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112561624] [2024-10-31 22:11:16,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:16,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:16,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:16,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:16,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:16,758 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 312 out of 438 [2024-10-31 22:11:16,763 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 409 places, 417 transitions, 858 flow. Second operand has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 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) [2024-10-31 22:11:16,763 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:16,763 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 312 of 438 [2024-10-31 22:11:16,765 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:17,809 INFO L124 PetriNetUnfolderBase]: 745/1700 cut-off events. [2024-10-31 22:11:17,810 INFO L125 PetriNetUnfolderBase]: For 214/214 co-relation queries the response was YES. [2024-10-31 22:11:17,821 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2903 conditions, 1700 events. 745/1700 cut-off events. For 214/214 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8797 event pairs, 485 based on Foata normal form. 267/1808 useless extension candidates. Maximal degree in co-relation 2496. Up to 1009 conditions per place. [2024-10-31 22:11:17,835 INFO L140 encePairwiseOnDemand]: 342/438 looper letters, 27 selfloop transitions, 2 changer transitions 7/323 dead transitions. [2024-10-31 22:11:17,835 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 323 transitions, 728 flow [2024-10-31 22:11:17,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:17,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:17,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1059 transitions. [2024-10-31 22:11:17,859 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8059360730593608 [2024-10-31 22:11:17,864 INFO L175 Difference]: Start difference. First operand has 409 places, 417 transitions, 858 flow. Second operand 3 states and 1059 transitions. [2024-10-31 22:11:17,865 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 323 transitions, 728 flow [2024-10-31 22:11:17,874 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 323 places, 323 transitions, 712 flow, removed 0 selfloop flow, removed 8 redundant places. [2024-10-31 22:11:17,883 INFO L231 Difference]: Finished difference. Result has 323 places, 316 transitions, 644 flow [2024-10-31 22:11:17,887 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=654, PETRI_DIFFERENCE_MINUEND_PLACES=321, 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=644, PETRI_PLACES=323, PETRI_TRANSITIONS=316} [2024-10-31 22:11:17,891 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -86 predicate places. [2024-10-31 22:11:17,891 INFO L471 AbstractCegarLoop]: Abstraction has has 323 places, 316 transitions, 644 flow [2024-10-31 22:11:17,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 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) [2024-10-31 22:11:17,895 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:17,895 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:17,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:11:17,896 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:17,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:17,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1441434461, now seen corresponding path program 1 times [2024-10-31 22:11:17,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:17,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870751369] [2024-10-31 22:11:17,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:17,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:18,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:18,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:18,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870751369] [2024-10-31 22:11:18,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870751369] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:18,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:18,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:18,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554976502] [2024-10-31 22:11:18,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:18,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:18,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:18,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:18,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:18,045 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-10-31 22:11:18,047 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 323 places, 316 transitions, 644 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 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) [2024-10-31 22:11:18,047 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:18,047 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-10-31 22:11:18,048 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:18,806 INFO L124 PetriNetUnfolderBase]: 745/1692 cut-off events. [2024-10-31 22:11:18,807 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-31 22:11:18,811 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2775 conditions, 1692 events. 745/1692 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8752 event pairs, 485 based on Foata normal form. 0/1541 useless extension candidates. Maximal degree in co-relation 2736. Up to 1008 conditions per place. [2024-10-31 22:11:18,821 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/315 dead transitions. [2024-10-31 22:11:18,821 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 315 transitions, 698 flow [2024-10-31 22:11:18,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:18,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:18,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-10-31 22:11:18,824 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-10-31 22:11:18,825 INFO L175 Difference]: Start difference. First operand has 323 places, 316 transitions, 644 flow. Second operand 3 states and 968 transitions. [2024-10-31 22:11:18,825 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 315 transitions, 698 flow [2024-10-31 22:11:18,829 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 315 transitions, 694 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:18,836 INFO L231 Difference]: Finished difference. Result has 315 places, 315 transitions, 642 flow [2024-10-31 22:11:18,837 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=638, PETRI_DIFFERENCE_MINUEND_PLACES=313, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=315, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=313, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=642, PETRI_PLACES=315, PETRI_TRANSITIONS=315} [2024-10-31 22:11:18,838 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -94 predicate places. [2024-10-31 22:11:18,838 INFO L471 AbstractCegarLoop]: Abstraction has has 315 places, 315 transitions, 642 flow [2024-10-31 22:11:18,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 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) [2024-10-31 22:11:18,839 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:18,840 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:18,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:11:18,840 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:18,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:18,841 INFO L85 PathProgramCache]: Analyzing trace with hash 512845058, now seen corresponding path program 1 times [2024-10-31 22:11:18,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:18,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112822483] [2024-10-31 22:11:18,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:18,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:18,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:18,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:18,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112822483] [2024-10-31 22:11:18,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112822483] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:18,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:18,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:18,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425487927] [2024-10-31 22:11:18,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:18,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:18,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:18,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:18,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:18,973 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-10-31 22:11:18,975 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 315 places, 315 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 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) [2024-10-31 22:11:18,975 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:18,976 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-10-31 22:11:18,976 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:19,570 INFO L124 PetriNetUnfolderBase]: 745/1691 cut-off events. [2024-10-31 22:11:19,571 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-31 22:11:19,575 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2774 conditions, 1691 events. 745/1691 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8800 event pairs, 485 based on Foata normal form. 0/1541 useless extension candidates. Maximal degree in co-relation 2727. Up to 1008 conditions per place. [2024-10-31 22:11:19,583 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/314 dead transitions. [2024-10-31 22:11:19,584 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 316 places, 314 transitions, 696 flow [2024-10-31 22:11:19,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:19,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-10-31 22:11:19,587 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-10-31 22:11:19,588 INFO L175 Difference]: Start difference. First operand has 315 places, 315 transitions, 642 flow. Second operand 3 states and 968 transitions. [2024-10-31 22:11:19,588 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 316 places, 314 transitions, 696 flow [2024-10-31 22:11:19,591 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 314 places, 314 transitions, 692 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:19,596 INFO L231 Difference]: Finished difference. Result has 314 places, 314 transitions, 640 flow [2024-10-31 22:11:19,597 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=636, PETRI_DIFFERENCE_MINUEND_PLACES=312, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=312, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=640, PETRI_PLACES=314, PETRI_TRANSITIONS=314} [2024-10-31 22:11:19,599 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -95 predicate places. [2024-10-31 22:11:19,600 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 314 transitions, 640 flow [2024-10-31 22:11:19,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 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) [2024-10-31 22:11:19,601 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:19,602 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:19,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:11:19,602 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:19,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:19,603 INFO L85 PathProgramCache]: Analyzing trace with hash 2017495856, now seen corresponding path program 1 times [2024-10-31 22:11:19,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:19,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567544902] [2024-10-31 22:11:19,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:19,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:19,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:19,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:19,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567544902] [2024-10-31 22:11:19,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567544902] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:19,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:19,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:19,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154816314] [2024-10-31 22:11:19,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:19,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:19,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:19,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:19,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:19,697 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-10-31 22:11:19,698 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 314 places, 314 transitions, 640 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 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) [2024-10-31 22:11:19,699 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:19,699 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-10-31 22:11:19,699 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:20,289 INFO L124 PetriNetUnfolderBase]: 745/1690 cut-off events. [2024-10-31 22:11:20,289 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-31 22:11:20,293 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2773 conditions, 1690 events. 745/1690 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 91. Compared 8754 event pairs, 485 based on Foata normal form. 0/1541 useless extension candidates. Maximal degree in co-relation 2718. Up to 1008 conditions per place. [2024-10-31 22:11:20,303 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/313 dead transitions. [2024-10-31 22:11:20,304 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 313 transitions, 694 flow [2024-10-31 22:11:20,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:20,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:20,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-10-31 22:11:20,307 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-10-31 22:11:20,308 INFO L175 Difference]: Start difference. First operand has 314 places, 314 transitions, 640 flow. Second operand 3 states and 968 transitions. [2024-10-31 22:11:20,308 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 313 transitions, 694 flow [2024-10-31 22:11:20,311 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 313 transitions, 690 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:20,316 INFO L231 Difference]: Finished difference. Result has 313 places, 313 transitions, 638 flow [2024-10-31 22:11:20,317 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=634, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=311, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=638, PETRI_PLACES=313, PETRI_TRANSITIONS=313} [2024-10-31 22:11:20,318 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -96 predicate places. [2024-10-31 22:11:20,318 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 313 transitions, 638 flow [2024-10-31 22:11:20,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 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) [2024-10-31 22:11:20,319 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:20,320 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:20,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 22:11:20,320 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:20,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:20,321 INFO L85 PathProgramCache]: Analyzing trace with hash 86958510, now seen corresponding path program 1 times [2024-10-31 22:11:20,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:20,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634353081] [2024-10-31 22:11:20,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:20,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:20,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:20,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:20,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634353081] [2024-10-31 22:11:20,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634353081] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:20,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:20,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:20,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268230691] [2024-10-31 22:11:20,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:20,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:20,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:20,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:20,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:20,439 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-10-31 22:11:20,441 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 313 transitions, 638 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-10-31 22:11:20,441 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:20,442 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-10-31 22:11:20,442 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:21,178 INFO L124 PetriNetUnfolderBase]: 982/2330 cut-off events. [2024-10-31 22:11:21,179 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2024-10-31 22:11:21,184 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3746 conditions, 2330 events. 982/2330 cut-off events. For 62/62 co-relation queries the response was YES. Maximal size of possible extension queue 131. Compared 14375 event pairs, 392 based on Foata normal form. 0/2111 useless extension candidates. Maximal degree in co-relation 3683. Up to 714 conditions per place. [2024-10-31 22:11:21,195 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 40 selfloop transitions, 2 changer transitions 0/329 dead transitions. [2024-10-31 22:11:21,195 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 329 transitions, 759 flow [2024-10-31 22:11:21,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:21,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:21,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 994 transitions. [2024-10-31 22:11:21,199 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.756468797564688 [2024-10-31 22:11:21,199 INFO L175 Difference]: Start difference. First operand has 313 places, 313 transitions, 638 flow. Second operand 3 states and 994 transitions. [2024-10-31 22:11:21,199 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 329 transitions, 759 flow [2024-10-31 22:11:21,201 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 329 transitions, 755 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:21,205 INFO L231 Difference]: Finished difference. Result has 313 places, 313 transitions, 642 flow [2024-10-31 22:11:21,206 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=632, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=642, PETRI_PLACES=313, PETRI_TRANSITIONS=313} [2024-10-31 22:11:21,209 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -96 predicate places. [2024-10-31 22:11:21,209 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 313 transitions, 642 flow [2024-10-31 22:11:21,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-10-31 22:11:21,210 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:21,210 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:21,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-31 22:11:21,211 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:21,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:21,213 INFO L85 PathProgramCache]: Analyzing trace with hash 775504815, now seen corresponding path program 1 times [2024-10-31 22:11:21,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:21,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157879734] [2024-10-31 22:11:21,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:21,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:21,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:21,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:21,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157879734] [2024-10-31 22:11:21,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157879734] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:21,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:21,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:21,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570046487] [2024-10-31 22:11:21,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:21,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:21,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:21,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:21,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:21,300 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:11:21,305 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 313 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 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) [2024-10-31 22:11:21,305 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:21,305 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:11:21,305 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:21,947 INFO L124 PetriNetUnfolderBase]: 982/2326 cut-off events. [2024-10-31 22:11:21,947 INFO L125 PetriNetUnfolderBase]: For 225/225 co-relation queries the response was YES. [2024-10-31 22:11:21,953 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3981 conditions, 2326 events. 982/2326 cut-off events. For 225/225 co-relation queries the response was YES. Maximal size of possible extension queue 122. Compared 14494 event pairs, 665 based on Foata normal form. 0/2100 useless extension candidates. Maximal degree in co-relation 2132. Up to 1327 conditions per place. [2024-10-31 22:11:21,964 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/312 dead transitions. [2024-10-31 22:11:21,964 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 312 transitions, 696 flow [2024-10-31 22:11:21,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:21,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:21,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-10-31 22:11:21,967 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-10-31 22:11:21,968 INFO L175 Difference]: Start difference. First operand has 313 places, 313 transitions, 642 flow. Second operand 3 states and 970 transitions. [2024-10-31 22:11:21,968 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 312 transitions, 696 flow [2024-10-31 22:11:21,970 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 312 transitions, 694 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:11:21,974 INFO L231 Difference]: Finished difference. Result has 313 places, 312 transitions, 642 flow [2024-10-31 22:11:21,974 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=638, PETRI_DIFFERENCE_MINUEND_PLACES=311, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=312, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=642, PETRI_PLACES=313, PETRI_TRANSITIONS=312} [2024-10-31 22:11:21,975 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -96 predicate places. [2024-10-31 22:11:21,975 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 312 transitions, 642 flow [2024-10-31 22:11:21,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 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) [2024-10-31 22:11:21,976 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:21,977 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:21,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-31 22:11:21,977 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:21,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:21,978 INFO L85 PathProgramCache]: Analyzing trace with hash 873128706, now seen corresponding path program 1 times [2024-10-31 22:11:21,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:21,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081187365] [2024-10-31 22:11:21,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:21,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:21,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:22,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:22,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:22,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081187365] [2024-10-31 22:11:22,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081187365] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:22,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:22,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:22,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714462509] [2024-10-31 22:11:22,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:22,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:22,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:22,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:22,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:22,038 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-10-31 22:11:22,040 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 313 places, 312 transitions, 642 flow. Second operand has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 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) [2024-10-31 22:11:22,040 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:22,040 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-10-31 22:11:22,040 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:22,655 INFO L124 PetriNetUnfolderBase]: 982/2325 cut-off events. [2024-10-31 22:11:22,655 INFO L125 PetriNetUnfolderBase]: For 224/224 co-relation queries the response was YES. [2024-10-31 22:11:22,662 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3904 conditions, 2325 events. 982/2325 cut-off events. For 224/224 co-relation queries the response was YES. Maximal size of possible extension queue 121. Compared 14527 event pairs, 665 based on Foata normal form. 0/2100 useless extension candidates. Maximal degree in co-relation 3832. Up to 1328 conditions per place. [2024-10-31 22:11:22,673 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/311 dead transitions. [2024-10-31 22:11:22,673 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 311 transitions, 698 flow [2024-10-31 22:11:22,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:22,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:22,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-10-31 22:11:22,676 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-10-31 22:11:22,677 INFO L175 Difference]: Start difference. First operand has 313 places, 312 transitions, 642 flow. Second operand 3 states and 968 transitions. [2024-10-31 22:11:22,677 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 311 transitions, 698 flow [2024-10-31 22:11:22,679 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 311 transitions, 694 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:22,683 INFO L231 Difference]: Finished difference. Result has 312 places, 311 transitions, 640 flow [2024-10-31 22:11:22,684 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=636, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=640, PETRI_PLACES=312, PETRI_TRANSITIONS=311} [2024-10-31 22:11:22,684 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-10-31 22:11:22,685 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 311 transitions, 640 flow [2024-10-31 22:11:22,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.3333333333333) internal successors, (943), 3 states have internal predecessors, (943), 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) [2024-10-31 22:11:22,686 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:22,686 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:22,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-31 22:11:22,686 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:22,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:22,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1577653523, now seen corresponding path program 1 times [2024-10-31 22:11:22,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:22,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255613074] [2024-10-31 22:11:22,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:22,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:22,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:22,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:22,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255613074] [2024-10-31 22:11:22,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255613074] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:22,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:22,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:22,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899671112] [2024-10-31 22:11:22,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:22,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:22,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:22,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:22,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:22,739 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-10-31 22:11:22,740 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 311 transitions, 640 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-10-31 22:11:22,741 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:22,741 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-10-31 22:11:22,741 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:23,670 INFO L124 PetriNetUnfolderBase]: 1232/2818 cut-off events. [2024-10-31 22:11:23,670 INFO L125 PetriNetUnfolderBase]: For 291/291 co-relation queries the response was YES. [2024-10-31 22:11:23,680 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4774 conditions, 2818 events. 1232/2818 cut-off events. For 291/291 co-relation queries the response was YES. Maximal size of possible extension queue 152. Compared 18054 event pairs, 472 based on Foata normal form. 0/2559 useless extension candidates. Maximal degree in co-relation 4694. Up to 903 conditions per place. [2024-10-31 22:11:23,695 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 41 selfloop transitions, 2 changer transitions 0/327 dead transitions. [2024-10-31 22:11:23,695 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 327 transitions, 766 flow [2024-10-31 22:11:23,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:23,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:23,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 993 transitions. [2024-10-31 22:11:23,699 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7557077625570776 [2024-10-31 22:11:23,700 INFO L175 Difference]: Start difference. First operand has 312 places, 311 transitions, 640 flow. Second operand 3 states and 993 transitions. [2024-10-31 22:11:23,700 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 327 transitions, 766 flow [2024-10-31 22:11:23,703 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 327 transitions, 762 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:23,708 INFO L231 Difference]: Finished difference. Result has 312 places, 311 transitions, 644 flow [2024-10-31 22:11:23,709 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=634, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=644, PETRI_PLACES=312, PETRI_TRANSITIONS=311} [2024-10-31 22:11:23,710 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-10-31 22:11:23,710 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 311 transitions, 644 flow [2024-10-31 22:11:23,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-10-31 22:11:23,711 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:23,712 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:23,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-31 22:11:23,712 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:23,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:23,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1449783675, now seen corresponding path program 1 times [2024-10-31 22:11:23,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:23,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646673666] [2024-10-31 22:11:23,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:23,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:23,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:23,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:23,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646673666] [2024-10-31 22:11:23,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646673666] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:23,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:23,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:23,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457923385] [2024-10-31 22:11:23,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:23,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:23,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:23,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:23,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:23,773 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:11:23,775 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 311 transitions, 644 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 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) [2024-10-31 22:11:23,775 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:23,775 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:11:23,776 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:24,614 INFO L124 PetriNetUnfolderBase]: 1232/3009 cut-off events. [2024-10-31 22:11:24,615 INFO L125 PetriNetUnfolderBase]: For 463/463 co-relation queries the response was YES. [2024-10-31 22:11:24,624 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5225 conditions, 3009 events. 1232/3009 cut-off events. For 463/463 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21063 event pairs, 858 based on Foata normal form. 0/2696 useless extension candidates. Maximal degree in co-relation 3076. Up to 1665 conditions per place. [2024-10-31 22:11:24,637 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/310 dead transitions. [2024-10-31 22:11:24,638 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 310 transitions, 700 flow [2024-10-31 22:11:24,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:24,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:24,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-10-31 22:11:24,640 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-10-31 22:11:24,641 INFO L175 Difference]: Start difference. First operand has 312 places, 311 transitions, 644 flow. Second operand 3 states and 970 transitions. [2024-10-31 22:11:24,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 310 transitions, 700 flow [2024-10-31 22:11:24,644 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 310 transitions, 698 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:11:24,648 INFO L231 Difference]: Finished difference. Result has 312 places, 310 transitions, 644 flow [2024-10-31 22:11:24,649 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=644, PETRI_PLACES=312, PETRI_TRANSITIONS=310} [2024-10-31 22:11:24,650 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-10-31 22:11:24,650 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 310 transitions, 644 flow [2024-10-31 22:11:24,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 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) [2024-10-31 22:11:24,651 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:24,651 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:24,651 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-31 22:11:24,652 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:24,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:24,652 INFO L85 PathProgramCache]: Analyzing trace with hash -312200122, now seen corresponding path program 1 times [2024-10-31 22:11:24,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:24,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407391580] [2024-10-31 22:11:24,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:24,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:24,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:24,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:24,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407391580] [2024-10-31 22:11:24,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407391580] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:24,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:24,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:24,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100237889] [2024-10-31 22:11:24,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:24,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:24,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:24,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:24,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:24,704 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-10-31 22:11:24,706 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 310 transitions, 644 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-10-31 22:11:24,706 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:24,706 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-10-31 22:11:24,706 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:25,517 INFO L124 PetriNetUnfolderBase]: 1232/3008 cut-off events. [2024-10-31 22:11:25,517 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:11:25,524 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5138 conditions, 3008 events. 1232/3008 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21002 event pairs, 858 based on Foata normal form. 0/2696 useless extension candidates. Maximal degree in co-relation 5049. Up to 1663 conditions per place. [2024-10-31 22:11:25,536 INFO L140 encePairwiseOnDemand]: 436/438 looper letters, 26 selfloop transitions, 1 changer transitions 0/309 dead transitions. [2024-10-31 22:11:25,536 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 309 transitions, 696 flow [2024-10-31 22:11:25,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:25,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:25,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2024-10-31 22:11:25,539 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.743531202435312 [2024-10-31 22:11:25,539 INFO L175 Difference]: Start difference. First operand has 312 places, 310 transitions, 644 flow. Second operand 3 states and 977 transitions. [2024-10-31 22:11:25,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 309 transitions, 696 flow [2024-10-31 22:11:25,547 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 309 transitions, 692 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:25,550 INFO L231 Difference]: Finished difference. Result has 311 places, 309 transitions, 640 flow [2024-10-31 22:11:25,551 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=638, PETRI_DIFFERENCE_MINUEND_PLACES=309, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=640, PETRI_PLACES=311, PETRI_TRANSITIONS=309} [2024-10-31 22:11:25,551 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -98 predicate places. [2024-10-31 22:11:25,552 INFO L471 AbstractCegarLoop]: Abstraction has has 311 places, 309 transitions, 640 flow [2024-10-31 22:11:25,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-10-31 22:11:25,552 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:25,553 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:25,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-31 22:11:25,553 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:25,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:25,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1619057744, now seen corresponding path program 1 times [2024-10-31 22:11:25,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:25,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445539202] [2024-10-31 22:11:25,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:25,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:26,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:26,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445539202] [2024-10-31 22:11:26,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445539202] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:26,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:26,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:11:26,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806466886] [2024-10-31 22:11:26,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:26,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:11:26,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:26,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:11:26,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:11:26,524 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 438 [2024-10-31 22:11:26,526 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 311 places, 309 transitions, 640 flow. Second operand has 6 states, 6 states have (on average 280.5) internal successors, (1683), 6 states have internal predecessors, (1683), 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) [2024-10-31 22:11:26,526 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:26,526 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 438 [2024-10-31 22:11:26,527 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:27,251 INFO L124 PetriNetUnfolderBase]: 1232/3005 cut-off events. [2024-10-31 22:11:27,251 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:11:27,261 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5170 conditions, 3005 events. 1232/3005 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 20988 event pairs, 858 based on Foata normal form. 0/2696 useless extension candidates. Maximal degree in co-relation 5082. Up to 1686 conditions per place. [2024-10-31 22:11:27,274 INFO L140 encePairwiseOnDemand]: 420/438 looper letters, 48 selfloop transitions, 15 changer transitions 0/306 dead transitions. [2024-10-31 22:11:27,274 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 306 transitions, 760 flow [2024-10-31 22:11:27,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:11:27,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-31 22:11:27,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1738 transitions. [2024-10-31 22:11:27,279 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6613394216133942 [2024-10-31 22:11:27,279 INFO L175 Difference]: Start difference. First operand has 311 places, 309 transitions, 640 flow. Second operand 6 states and 1738 transitions. [2024-10-31 22:11:27,279 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 306 transitions, 760 flow [2024-10-31 22:11:27,283 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 312 places, 306 transitions, 759 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:11:27,287 INFO L231 Difference]: Finished difference. Result has 312 places, 306 transitions, 663 flow [2024-10-31 22:11:27,288 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=633, PETRI_DIFFERENCE_MINUEND_PLACES=307, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=291, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=663, PETRI_PLACES=312, PETRI_TRANSITIONS=306} [2024-10-31 22:11:27,288 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-10-31 22:11:27,289 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 306 transitions, 663 flow [2024-10-31 22:11:27,290 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 280.5) internal successors, (1683), 6 states have internal predecessors, (1683), 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) [2024-10-31 22:11:27,290 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:27,290 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:27,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-31 22:11:27,291 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:27,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:27,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1157280483, now seen corresponding path program 1 times [2024-10-31 22:11:27,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:27,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993309422] [2024-10-31 22:11:27,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:27,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:27,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:27,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:27,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993309422] [2024-10-31 22:11:27,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993309422] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:27,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:27,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:27,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016519601] [2024-10-31 22:11:27,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:27,336 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:27,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:27,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:27,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:27,348 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:11:27,350 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 306 transitions, 663 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 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) [2024-10-31 22:11:27,350 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:27,350 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:11:27,350 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:28,317 INFO L124 PetriNetUnfolderBase]: 1232/3004 cut-off events. [2024-10-31 22:11:28,318 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:11:28,329 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5150 conditions, 3004 events. 1232/3004 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21011 event pairs, 858 based on Foata normal form. 0/2696 useless extension candidates. Maximal degree in co-relation 5100. Up to 1665 conditions per place. [2024-10-31 22:11:28,343 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/305 dead transitions. [2024-10-31 22:11:28,343 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 305 transitions, 719 flow [2024-10-31 22:11:28,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:28,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:28,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-10-31 22:11:28,347 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-10-31 22:11:28,347 INFO L175 Difference]: Start difference. First operand has 312 places, 306 transitions, 663 flow. Second operand 3 states and 970 transitions. [2024-10-31 22:11:28,347 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 305 transitions, 719 flow [2024-10-31 22:11:28,352 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 308 places, 305 transitions, 689 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-31 22:11:28,357 INFO L231 Difference]: Finished difference. Result has 308 places, 305 transitions, 635 flow [2024-10-31 22:11:28,358 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=631, PETRI_DIFFERENCE_MINUEND_PLACES=306, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=305, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=303, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=635, PETRI_PLACES=308, PETRI_TRANSITIONS=305} [2024-10-31 22:11:28,358 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -101 predicate places. [2024-10-31 22:11:28,359 INFO L471 AbstractCegarLoop]: Abstraction has has 308 places, 305 transitions, 635 flow [2024-10-31 22:11:28,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 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) [2024-10-31 22:11:28,360 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:28,360 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:28,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-31 22:11:28,361 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:28,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:28,361 INFO L85 PathProgramCache]: Analyzing trace with hash 346705076, now seen corresponding path program 1 times [2024-10-31 22:11:28,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:28,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479485088] [2024-10-31 22:11:28,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:28,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:28,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:28,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:28,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479485088] [2024-10-31 22:11:28,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479485088] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:28,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:28,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:28,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038500660] [2024-10-31 22:11:28,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:28,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:28,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:28,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:28,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:28,437 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-10-31 22:11:28,438 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 305 transitions, 635 flow. Second operand has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-10-31 22:11:28,439 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:28,439 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-10-31 22:11:28,439 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:29,300 INFO L124 PetriNetUnfolderBase]: 1232/3003 cut-off events. [2024-10-31 22:11:29,300 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:11:29,309 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5134 conditions, 3003 events. 1232/3003 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21017 event pairs, 858 based on Foata normal form. 0/2696 useless extension candidates. Maximal degree in co-relation 5045. Up to 1663 conditions per place. [2024-10-31 22:11:29,321 INFO L140 encePairwiseOnDemand]: 436/438 looper letters, 26 selfloop transitions, 1 changer transitions 0/304 dead transitions. [2024-10-31 22:11:29,321 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 304 transitions, 687 flow [2024-10-31 22:11:29,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:29,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:29,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2024-10-31 22:11:29,324 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.743531202435312 [2024-10-31 22:11:29,324 INFO L175 Difference]: Start difference. First operand has 308 places, 305 transitions, 635 flow. Second operand 3 states and 977 transitions. [2024-10-31 22:11:29,324 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 304 transitions, 687 flow [2024-10-31 22:11:29,328 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 307 places, 304 transitions, 683 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:29,331 INFO L231 Difference]: Finished difference. Result has 307 places, 304 transitions, 631 flow [2024-10-31 22:11:29,332 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=629, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=304, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=303, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=631, PETRI_PLACES=307, PETRI_TRANSITIONS=304} [2024-10-31 22:11:29,332 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -102 predicate places. [2024-10-31 22:11:29,333 INFO L471 AbstractCegarLoop]: Abstraction has has 307 places, 304 transitions, 631 flow [2024-10-31 22:11:29,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 318.0) internal successors, (954), 3 states have internal predecessors, (954), 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) [2024-10-31 22:11:29,334 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:29,334 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:29,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-31 22:11:29,334 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:29,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:29,334 INFO L85 PathProgramCache]: Analyzing trace with hash 395820717, now seen corresponding path program 1 times [2024-10-31 22:11:29,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:29,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082304045] [2024-10-31 22:11:29,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:29,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:29,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:29,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:29,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082304045] [2024-10-31 22:11:29,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2082304045] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:29,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:29,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:29,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869343740] [2024-10-31 22:11:29,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:29,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:29,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:29,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:29,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:29,399 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:11:29,400 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 304 transitions, 631 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 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) [2024-10-31 22:11:29,400 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:29,401 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:11:29,401 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:30,030 INFO L124 PetriNetUnfolderBase]: 1232/3002 cut-off events. [2024-10-31 22:11:30,031 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:11:30,042 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5134 conditions, 3002 events. 1232/3002 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21013 event pairs, 858 based on Foata normal form. 0/2696 useless extension candidates. Maximal degree in co-relation 5045. Up to 1665 conditions per place. [2024-10-31 22:11:30,054 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/303 dead transitions. [2024-10-31 22:11:30,054 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 303 transitions, 687 flow [2024-10-31 22:11:30,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:30,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:30,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-10-31 22:11:30,057 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-10-31 22:11:30,057 INFO L175 Difference]: Start difference. First operand has 307 places, 304 transitions, 631 flow. Second operand 3 states and 970 transitions. [2024-10-31 22:11:30,057 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 303 transitions, 687 flow [2024-10-31 22:11:30,061 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 307 places, 303 transitions, 686 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:11:30,064 INFO L231 Difference]: Finished difference. Result has 307 places, 303 transitions, 632 flow [2024-10-31 22:11:30,065 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=628, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=303, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=301, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=632, PETRI_PLACES=307, PETRI_TRANSITIONS=303} [2024-10-31 22:11:30,065 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -102 predicate places. [2024-10-31 22:11:30,066 INFO L471 AbstractCegarLoop]: Abstraction has has 307 places, 303 transitions, 632 flow [2024-10-31 22:11:30,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 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) [2024-10-31 22:11:30,066 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:30,067 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:30,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-31 22:11:30,067 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:30,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:30,068 INFO L85 PathProgramCache]: Analyzing trace with hash -158707159, now seen corresponding path program 1 times [2024-10-31 22:11:30,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:30,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140851612] [2024-10-31 22:11:30,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:30,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:30,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:30,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:30,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140851612] [2024-10-31 22:11:30,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140851612] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:30,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:30,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:30,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894200512] [2024-10-31 22:11:30,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:30,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:30,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:30,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:30,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:30,143 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:11:30,144 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 303 transitions, 632 flow. Second operand has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 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) [2024-10-31 22:11:30,145 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:30,145 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:11:30,145 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:30,869 INFO L124 PetriNetUnfolderBase]: 1232/3000 cut-off events. [2024-10-31 22:11:30,869 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:11:30,879 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5134 conditions, 3000 events. 1232/3000 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21005 event pairs, 858 based on Foata normal form. 0/2696 useless extension candidates. Maximal degree in co-relation 5045. Up to 1665 conditions per place. [2024-10-31 22:11:30,892 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 28 selfloop transitions, 1 changer transitions 0/301 dead transitions. [2024-10-31 22:11:30,892 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 301 transitions, 686 flow [2024-10-31 22:11:30,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:30,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:30,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 971 transitions. [2024-10-31 22:11:30,895 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.73896499238965 [2024-10-31 22:11:30,896 INFO L175 Difference]: Start difference. First operand has 307 places, 303 transitions, 632 flow. Second operand 3 states and 971 transitions. [2024-10-31 22:11:30,896 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 301 transitions, 686 flow [2024-10-31 22:11:30,899 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 301 transitions, 682 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:30,903 INFO L231 Difference]: Finished difference. Result has 305 places, 301 transitions, 626 flow [2024-10-31 22:11:30,903 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=624, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=301, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=300, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=626, PETRI_PLACES=305, PETRI_TRANSITIONS=301} [2024-10-31 22:11:30,904 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -104 predicate places. [2024-10-31 22:11:30,904 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 301 transitions, 626 flow [2024-10-31 22:11:30,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 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) [2024-10-31 22:11:30,905 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:30,906 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:30,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-31 22:11:30,906 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:30,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:30,906 INFO L85 PathProgramCache]: Analyzing trace with hash -454727559, now seen corresponding path program 1 times [2024-10-31 22:11:30,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:30,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156581540] [2024-10-31 22:11:30,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:30,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:30,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:30,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:30,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156581540] [2024-10-31 22:11:30,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156581540] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:30,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:30,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:30,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320703667] [2024-10-31 22:11:30,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:30,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:30,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:30,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:30,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:30,991 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:11:30,993 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 301 transitions, 626 flow. Second operand has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 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) [2024-10-31 22:11:30,993 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:30,993 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:11:30,993 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:31,696 INFO L124 PetriNetUnfolderBase]: 1232/2999 cut-off events. [2024-10-31 22:11:31,697 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:11:31,707 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5132 conditions, 2999 events. 1232/2999 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21022 event pairs, 858 based on Foata normal form. 0/2696 useless extension candidates. Maximal degree in co-relation 5043. Up to 1665 conditions per place. [2024-10-31 22:11:31,720 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/300 dead transitions. [2024-10-31 22:11:31,720 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 300 transitions, 682 flow [2024-10-31 22:11:31,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:31,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:31,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-10-31 22:11:31,723 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-10-31 22:11:31,723 INFO L175 Difference]: Start difference. First operand has 305 places, 301 transitions, 626 flow. Second operand 3 states and 970 transitions. [2024-10-31 22:11:31,723 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 300 transitions, 682 flow [2024-10-31 22:11:31,726 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 305 places, 300 transitions, 681 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-31 22:11:31,729 INFO L231 Difference]: Finished difference. Result has 305 places, 300 transitions, 627 flow [2024-10-31 22:11:31,730 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=623, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=300, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=298, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=627, PETRI_PLACES=305, PETRI_TRANSITIONS=300} [2024-10-31 22:11:31,730 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -104 predicate places. [2024-10-31 22:11:31,730 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 300 transitions, 627 flow [2024-10-31 22:11:31,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 315.3333333333333) internal successors, (946), 3 states have internal predecessors, (946), 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) [2024-10-31 22:11:31,731 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:11:31,732 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:31,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-31 22:11:31,732 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 178 more)] === [2024-10-31 22:11:31,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:11:31,733 INFO L85 PathProgramCache]: Analyzing trace with hash 381792950, now seen corresponding path program 1 times [2024-10-31 22:11:31,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:11:31,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418920997] [2024-10-31 22:11:31,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:11:31,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:11:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:11:31,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:11:31,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:11:31,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418920997] [2024-10-31 22:11:31,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418920997] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:11:31,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:11:31,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:11:31,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973384379] [2024-10-31 22:11:31,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:11:31,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:11:31,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:11:31,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:11:31,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:11:31,835 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 318 out of 438 [2024-10-31 22:11:31,836 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 305 places, 300 transitions, 627 flow. Second operand has 3 states, 3 states have (on average 322.6666666666667) internal successors, (968), 3 states have internal predecessors, (968), 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) [2024-10-31 22:11:31,836 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:11:31,836 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 318 of 438 [2024-10-31 22:11:31,836 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:11:32,495 INFO L124 PetriNetUnfolderBase]: 1232/2995 cut-off events. [2024-10-31 22:11:32,495 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:11:32,501 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5129 conditions, 2995 events. 1232/2995 cut-off events. For 462/462 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 21003 event pairs, 858 based on Foata normal form. 4/2696 useless extension candidates. Maximal degree in co-relation 5041. Up to 1662 conditions per place. [2024-10-31 22:11:32,502 INFO L140 encePairwiseOnDemand]: 436/438 looper letters, 0 selfloop transitions, 0 changer transitions 299/299 dead transitions. [2024-10-31 22:11:32,503 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 299 transitions, 675 flow [2024-10-31 22:11:32,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:11:32,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:11:32,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 978 transitions. [2024-10-31 22:11:32,507 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7442922374429224 [2024-10-31 22:11:32,507 INFO L175 Difference]: Start difference. First operand has 305 places, 300 transitions, 627 flow. Second operand 3 states and 978 transitions. [2024-10-31 22:11:32,508 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 299 transitions, 675 flow [2024-10-31 22:11:32,510 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 304 places, 299 transitions, 671 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-31 22:11:32,512 INFO L231 Difference]: Finished difference. Result has 304 places, 0 transitions, 0 flow [2024-10-31 22:11:32,513 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=438, PETRI_DIFFERENCE_MINUEND_FLOW=621, PETRI_DIFFERENCE_MINUEND_PLACES=302, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=299, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=299, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=304, PETRI_TRANSITIONS=0} [2024-10-31 22:11:32,513 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -105 predicate places. [2024-10-31 22:11:32,514 INFO L471 AbstractCegarLoop]: Abstraction has has 304 places, 0 transitions, 0 flow [2024-10-31 22:11:32,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 322.6666666666667) internal successors, (968), 3 states have internal predecessors, (968), 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) [2024-10-31 22:11:32,518 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (181 of 182 remaining) [2024-10-31 22:11:32,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (180 of 182 remaining) [2024-10-31 22:11:32,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (179 of 182 remaining) [2024-10-31 22:11:32,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (178 of 182 remaining) [2024-10-31 22:11:32,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (177 of 182 remaining) [2024-10-31 22:11:32,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (176 of 182 remaining) [2024-10-31 22:11:32,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (175 of 182 remaining) [2024-10-31 22:11:32,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (174 of 182 remaining) [2024-10-31 22:11:32,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (173 of 182 remaining) [2024-10-31 22:11:32,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (172 of 182 remaining) [2024-10-31 22:11:32,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (171 of 182 remaining) [2024-10-31 22:11:32,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (170 of 182 remaining) [2024-10-31 22:11:32,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (169 of 182 remaining) [2024-10-31 22:11:32,522 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (168 of 182 remaining) [2024-10-31 22:11:32,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (167 of 182 remaining) [2024-10-31 22:11:32,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (166 of 182 remaining) [2024-10-31 22:11:32,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (165 of 182 remaining) [2024-10-31 22:11:32,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (164 of 182 remaining) [2024-10-31 22:11:32,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (163 of 182 remaining) [2024-10-31 22:11:32,523 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (162 of 182 remaining) [2024-10-31 22:11:32,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (161 of 182 remaining) [2024-10-31 22:11:32,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (160 of 182 remaining) [2024-10-31 22:11:32,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (159 of 182 remaining) [2024-10-31 22:11:32,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (158 of 182 remaining) [2024-10-31 22:11:32,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (157 of 182 remaining) [2024-10-31 22:11:32,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (156 of 182 remaining) [2024-10-31 22:11:32,525 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (155 of 182 remaining) [2024-10-31 22:11:32,525 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (154 of 182 remaining) [2024-10-31 22:11:32,525 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (153 of 182 remaining) [2024-10-31 22:11:32,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (152 of 182 remaining) [2024-10-31 22:11:32,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (151 of 182 remaining) [2024-10-31 22:11:32,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (150 of 182 remaining) [2024-10-31 22:11:32,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (149 of 182 remaining) [2024-10-31 22:11:32,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (148 of 182 remaining) [2024-10-31 22:11:32,526 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (147 of 182 remaining) [2024-10-31 22:11:32,527 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (146 of 182 remaining) [2024-10-31 22:11:32,527 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (145 of 182 remaining) [2024-10-31 22:11:32,527 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (144 of 182 remaining) [2024-10-31 22:11:32,527 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (143 of 182 remaining) [2024-10-31 22:11:32,527 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (142 of 182 remaining) [2024-10-31 22:11:32,527 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (141 of 182 remaining) [2024-10-31 22:11:32,527 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (140 of 182 remaining) [2024-10-31 22:11:32,527 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (139 of 182 remaining) [2024-10-31 22:11:32,527 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (138 of 182 remaining) [2024-10-31 22:11:32,528 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (137 of 182 remaining) [2024-10-31 22:11:32,528 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (136 of 182 remaining) [2024-10-31 22:11:32,528 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (135 of 182 remaining) [2024-10-31 22:11:32,528 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (134 of 182 remaining) [2024-10-31 22:11:32,528 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (133 of 182 remaining) [2024-10-31 22:11:32,528 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (132 of 182 remaining) [2024-10-31 22:11:32,528 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (131 of 182 remaining) [2024-10-31 22:11:32,528 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (130 of 182 remaining) [2024-10-31 22:11:32,529 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (129 of 182 remaining) [2024-10-31 22:11:32,529 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (128 of 182 remaining) [2024-10-31 22:11:32,529 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (127 of 182 remaining) [2024-10-31 22:11:32,529 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (126 of 182 remaining) [2024-10-31 22:11:32,529 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (125 of 182 remaining) [2024-10-31 22:11:32,529 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (124 of 182 remaining) [2024-10-31 22:11:32,529 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (123 of 182 remaining) [2024-10-31 22:11:32,529 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (122 of 182 remaining) [2024-10-31 22:11:32,529 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (121 of 182 remaining) [2024-10-31 22:11:32,529 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (120 of 182 remaining) [2024-10-31 22:11:32,530 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (119 of 182 remaining) [2024-10-31 22:11:32,530 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (118 of 182 remaining) [2024-10-31 22:11:32,531 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (117 of 182 remaining) [2024-10-31 22:11:32,531 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (116 of 182 remaining) [2024-10-31 22:11:32,531 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (115 of 182 remaining) [2024-10-31 22:11:32,531 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (114 of 182 remaining) [2024-10-31 22:11:32,531 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (113 of 182 remaining) [2024-10-31 22:11:32,531 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (112 of 182 remaining) [2024-10-31 22:11:32,532 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (111 of 182 remaining) [2024-10-31 22:11:32,532 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (110 of 182 remaining) [2024-10-31 22:11:32,532 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (109 of 182 remaining) [2024-10-31 22:11:32,532 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (108 of 182 remaining) [2024-10-31 22:11:32,532 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (107 of 182 remaining) [2024-10-31 22:11:32,532 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (106 of 182 remaining) [2024-10-31 22:11:32,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (105 of 182 remaining) [2024-10-31 22:11:32,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (104 of 182 remaining) [2024-10-31 22:11:32,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (103 of 182 remaining) [2024-10-31 22:11:32,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (102 of 182 remaining) [2024-10-31 22:11:32,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (101 of 182 remaining) [2024-10-31 22:11:32,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (100 of 182 remaining) [2024-10-31 22:11:32,533 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (99 of 182 remaining) [2024-10-31 22:11:32,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (98 of 182 remaining) [2024-10-31 22:11:32,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (97 of 182 remaining) [2024-10-31 22:11:32,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (96 of 182 remaining) [2024-10-31 22:11:32,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (95 of 182 remaining) [2024-10-31 22:11:32,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (94 of 182 remaining) [2024-10-31 22:11:32,534 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (93 of 182 remaining) [2024-10-31 22:11:32,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (92 of 182 remaining) [2024-10-31 22:11:32,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (91 of 182 remaining) [2024-10-31 22:11:32,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (90 of 182 remaining) [2024-10-31 22:11:32,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (89 of 182 remaining) [2024-10-31 22:11:32,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (88 of 182 remaining) [2024-10-31 22:11:32,535 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (87 of 182 remaining) [2024-10-31 22:11:32,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (86 of 182 remaining) [2024-10-31 22:11:32,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (85 of 182 remaining) [2024-10-31 22:11:32,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (84 of 182 remaining) [2024-10-31 22:11:32,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (83 of 182 remaining) [2024-10-31 22:11:32,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (82 of 182 remaining) [2024-10-31 22:11:32,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (81 of 182 remaining) [2024-10-31 22:11:32,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (80 of 182 remaining) [2024-10-31 22:11:32,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (79 of 182 remaining) [2024-10-31 22:11:32,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (78 of 182 remaining) [2024-10-31 22:11:32,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (77 of 182 remaining) [2024-10-31 22:11:32,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (76 of 182 remaining) [2024-10-31 22:11:32,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (75 of 182 remaining) [2024-10-31 22:11:32,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (74 of 182 remaining) [2024-10-31 22:11:32,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (73 of 182 remaining) [2024-10-31 22:11:32,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (72 of 182 remaining) [2024-10-31 22:11:32,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (71 of 182 remaining) [2024-10-31 22:11:32,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (70 of 182 remaining) [2024-10-31 22:11:32,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (69 of 182 remaining) [2024-10-31 22:11:32,538 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (68 of 182 remaining) [2024-10-31 22:11:32,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (67 of 182 remaining) [2024-10-31 22:11:32,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (66 of 182 remaining) [2024-10-31 22:11:32,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (65 of 182 remaining) [2024-10-31 22:11:32,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (64 of 182 remaining) [2024-10-31 22:11:32,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (63 of 182 remaining) [2024-10-31 22:11:32,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (62 of 182 remaining) [2024-10-31 22:11:32,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (61 of 182 remaining) [2024-10-31 22:11:32,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (60 of 182 remaining) [2024-10-31 22:11:32,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (59 of 182 remaining) [2024-10-31 22:11:32,542 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (58 of 182 remaining) [2024-10-31 22:11:32,542 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (57 of 182 remaining) [2024-10-31 22:11:32,542 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (56 of 182 remaining) [2024-10-31 22:11:32,542 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (55 of 182 remaining) [2024-10-31 22:11:32,543 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (54 of 182 remaining) [2024-10-31 22:11:32,543 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (53 of 182 remaining) [2024-10-31 22:11:32,543 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (52 of 182 remaining) [2024-10-31 22:11:32,543 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (51 of 182 remaining) [2024-10-31 22:11:32,543 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (50 of 182 remaining) [2024-10-31 22:11:32,543 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (49 of 182 remaining) [2024-10-31 22:11:32,543 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (48 of 182 remaining) [2024-10-31 22:11:32,544 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (47 of 182 remaining) [2024-10-31 22:11:32,544 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (46 of 182 remaining) [2024-10-31 22:11:32,544 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (45 of 182 remaining) [2024-10-31 22:11:32,544 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (44 of 182 remaining) [2024-10-31 22:11:32,544 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (43 of 182 remaining) [2024-10-31 22:11:32,544 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (42 of 182 remaining) [2024-10-31 22:11:32,545 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (41 of 182 remaining) [2024-10-31 22:11:32,545 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (40 of 182 remaining) [2024-10-31 22:11:32,545 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 182 remaining) [2024-10-31 22:11:32,545 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 182 remaining) [2024-10-31 22:11:32,545 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 182 remaining) [2024-10-31 22:11:32,545 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 182 remaining) [2024-10-31 22:11:32,545 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 182 remaining) [2024-10-31 22:11:32,545 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 182 remaining) [2024-10-31 22:11:32,546 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 182 remaining) [2024-10-31 22:11:32,546 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 182 remaining) [2024-10-31 22:11:32,546 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 182 remaining) [2024-10-31 22:11:32,546 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 182 remaining) [2024-10-31 22:11:32,546 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 182 remaining) [2024-10-31 22:11:32,546 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 182 remaining) [2024-10-31 22:11:32,546 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 182 remaining) [2024-10-31 22:11:32,546 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 182 remaining) [2024-10-31 22:11:32,546 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 182 remaining) [2024-10-31 22:11:32,547 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 182 remaining) [2024-10-31 22:11:32,547 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 182 remaining) [2024-10-31 22:11:32,547 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 182 remaining) [2024-10-31 22:11:32,547 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 182 remaining) [2024-10-31 22:11:32,547 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 182 remaining) [2024-10-31 22:11:32,547 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 182 remaining) [2024-10-31 22:11:32,547 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 182 remaining) [2024-10-31 22:11:32,547 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 182 remaining) [2024-10-31 22:11:32,547 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 182 remaining) [2024-10-31 22:11:32,548 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 182 remaining) [2024-10-31 22:11:32,548 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 182 remaining) [2024-10-31 22:11:32,548 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 182 remaining) [2024-10-31 22:11:32,548 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 182 remaining) [2024-10-31 22:11:32,549 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 182 remaining) [2024-10-31 22:11:32,549 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 182 remaining) [2024-10-31 22:11:32,549 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 182 remaining) [2024-10-31 22:11:32,549 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 182 remaining) [2024-10-31 22:11:32,549 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 182 remaining) [2024-10-31 22:11:32,549 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 182 remaining) [2024-10-31 22:11:32,549 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 182 remaining) [2024-10-31 22:11:32,550 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 182 remaining) [2024-10-31 22:11:32,550 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 182 remaining) [2024-10-31 22:11:32,550 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 182 remaining) [2024-10-31 22:11:32,550 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 182 remaining) [2024-10-31 22:11:32,550 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 182 remaining) [2024-10-31 22:11:32,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-31 22:11:32,551 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:11:32,560 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-31 22:11:32,561 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:11:32,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:11:32 BasicIcfg [2024-10-31 22:11:32,570 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:11:32,570 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:11:32,571 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:11:32,571 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:11:32,571 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:11:15" (3/4) ... [2024-10-31 22:11:32,573 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-10-31 22:11:32,577 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-31 22:11:32,577 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-31 22:11:32,577 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-10-31 22:11:32,578 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-10-31 22:11:32,588 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-10-31 22:11:32,589 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-31 22:11:32,589 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-31 22:11:32,590 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-31 22:11:32,720 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 22:11:32,723 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/witness.yml [2024-10-31 22:11:32,724 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:11:32,724 INFO L158 Benchmark]: Toolchain (without parser) took 19981.93ms. Allocated memory was 155.2MB in the beginning and 1.1GB in the end (delta: 979.4MB). Free memory was 116.3MB in the beginning and 949.1MB in the end (delta: -832.8MB). Peak memory consumption was 148.4MB. Max. memory is 16.1GB. [2024-10-31 22:11:32,724 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 113.2MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:11:32,725 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.64ms. Allocated memory is still 155.2MB. Free memory was 116.3MB in the beginning and 99.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-31 22:11:32,725 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.04ms. Allocated memory is still 155.2MB. Free memory was 99.9MB in the beginning and 95.4MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:11:32,725 INFO L158 Benchmark]: Boogie Preprocessor took 77.40ms. Allocated memory is still 155.2MB. Free memory was 95.4MB in the beginning and 91.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:11:32,728 INFO L158 Benchmark]: RCFGBuilder took 2505.38ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 91.6MB in the beginning and 155.4MB in the end (delta: -63.8MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2024-10-31 22:11:32,729 INFO L158 Benchmark]: TraceAbstraction took 16704.18ms. Allocated memory was 203.4MB in the beginning and 1.1GB in the end (delta: 931.1MB). Free memory was 154.3MB in the beginning and 957.5MB in the end (delta: -803.1MB). Peak memory consumption was 757.1MB. Max. memory is 16.1GB. [2024-10-31 22:11:32,729 INFO L158 Benchmark]: Witness Printer took 153.26ms. Allocated memory is still 1.1GB. Free memory was 957.5MB in the beginning and 949.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-31 22:11:32,731 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 113.2MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.64ms. Allocated memory is still 155.2MB. Free memory was 116.3MB in the beginning and 99.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.04ms. Allocated memory is still 155.2MB. Free memory was 99.9MB in the beginning and 95.4MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.40ms. Allocated memory is still 155.2MB. Free memory was 95.4MB in the beginning and 91.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2505.38ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 91.6MB in the beginning and 155.4MB in the end (delta: -63.8MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. * TraceAbstraction took 16704.18ms. Allocated memory was 203.4MB in the beginning and 1.1GB in the end (delta: 931.1MB). Free memory was 154.3MB in the beginning and 957.5MB in the end (delta: -803.1MB). Peak memory consumption was 757.1MB. Max. memory is 16.1GB. * Witness Printer took 153.26ms. Allocated memory is still 1.1GB. Free memory was 957.5MB in the beginning and 949.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 54]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: 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: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: 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: 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: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: 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: 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: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 135]: 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: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 138]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 139]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 166]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 140]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 142]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 154]: 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 - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: 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, 534 locations, 182 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: 16.4s, OverallIterations: 17, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 14.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 373 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 202 mSDsluCounter, 57 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 70 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1047 IncrementalHoareTripleChecker+Invalid, 1117 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70 mSolverCounterUnsat, 57 mSDtfsCounter, 1047 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=858occurred in iteration=0, InterpolantAutomatonStates: 54, 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, 1.4s InterpolantComputationTime, 1646 NumberOfCodeBlocks, 1646 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1629 ConstructedInterpolants, 0 QuantifiedInterpolants, 1776 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 99 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-31 22:11:32,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9db3c1e7-db97-4e6d-9d95-3b279b8a5309/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE