./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.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_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/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_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/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_d5cca175-0850-4b43-b48a-40e9c32f79db/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 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:06:42,857 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:06:42,960 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-31 22:06:42,969 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:06:42,970 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:06:42,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:06:42,994 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:06:42,994 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:06:42,995 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:06:42,996 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:06:42,997 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:06:42,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:06:42,999 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:06:43,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:06:43,002 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:06:43,003 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:06:43,003 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:06:43,004 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:06:43,004 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:06:43,004 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:06:43,005 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:06:43,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:06:43,010 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-31 22:06:43,011 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:06:43,011 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:06:43,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:06:43,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:06:43,015 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:06:43,015 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:06:43,016 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:06:43,016 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:06:43,016 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:06:43,017 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:06:43,017 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:06:43,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:06:43,019 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:06:43,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:06:43,020 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:06:43,021 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:06:43,021 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:06:43,022 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:06:43,022 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_d5cca175-0850-4b43-b48a-40e9c32f79db/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c [2024-10-31 22:06:43,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:06:43,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:06:43,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:06:43,433 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:06:43,433 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:06:43,435 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c Unable to find full path for "g++" [2024-10-31 22:06:45,692 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:06:45,892 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:06:45,893 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2024-10-31 22:06:45,902 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/data/11cbc88cb/f64ed7ca3314449f8a055399ed5dbaa1/FLAGcdc8bd776 [2024-10-31 22:06:46,298 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/data/11cbc88cb/f64ed7ca3314449f8a055399ed5dbaa1 [2024-10-31 22:06:46,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:06:46,307 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:06:46,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:06:46,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:06:46,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:06:46,329 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ae45970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46, skipping insertion in model container [2024-10-31 22:06:46,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,388 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:06:46,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:06:46,698 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:06:46,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:06:46,772 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:06:46,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46 WrapperNode [2024-10-31 22:06:46,773 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:06:46,774 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:06:46,774 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:06:46,774 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:06:46,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,881 INFO L138 Inliner]: procedures = 26, calls = 68, calls flagged for inlining = 23, calls inlined = 29, statements flattened = 652 [2024-10-31 22:06:46,882 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:06:46,883 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:06:46,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:06:46,883 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:06:46,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,906 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,954 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,968 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,971 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:06:46,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:06:46,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:06:46,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:06:46,981 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (1/1) ... [2024-10-31 22:06:46,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:06:47,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:06:47,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:06:47,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:06:47,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:06:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-31 22:06:47,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-31 22:06:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-31 22:06:47,080 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-31 22:06:47,080 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-31 22:06:47,081 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-31 22:06:47,082 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-31 22:06:47,082 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-31 22:06:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-10-31 22:06:47,083 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-10-31 22:06:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-31 22:06:47,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-31 22:06:47,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-31 22:06:47,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:06:47,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:06:47,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:06:47,089 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 22:06:47,308 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:06:47,311 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:06:48,597 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-31 22:06:48,597 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:06:49,701 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:06:49,702 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-10-31 22:06:49,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:06:49 BoogieIcfgContainer [2024-10-31 22:06:49,703 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:06:49,705 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:06:49,706 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:06:49,710 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:06:49,711 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:06:46" (1/3) ... [2024-10-31 22:06:49,713 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@524585b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:06:49, skipping insertion in model container [2024-10-31 22:06:49,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:06:46" (2/3) ... [2024-10-31 22:06:49,715 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@524585b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:06:49, skipping insertion in model container [2024-10-31 22:06:49,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:06:49" (3/3) ... [2024-10-31 22:06:49,718 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-series.wvr.c [2024-10-31 22:06:49,743 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:06:49,744 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 99 error locations. [2024-10-31 22:06:49,744 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-31 22:06:49,951 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-10-31 22:06:50,018 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 429 places, 438 transitions, 904 flow [2024-10-31 22:06:50,282 INFO L124 PetriNetUnfolderBase]: 22/434 cut-off events. [2024-10-31 22:06:50,283 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-10-31 22:06:50,293 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 22:06:50,293 INFO L82 GeneralOperation]: Start removeDead. Operand has 429 places, 438 transitions, 904 flow [2024-10-31 22:06:50,306 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 409 places, 417 transitions, 858 flow [2024-10-31 22:06:50,317 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:06:50,324 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;@1e581b51, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:06:50,324 INFO L334 AbstractCegarLoop]: Starting to check reachability of 182 error locations. [2024-10-31 22:06:50,330 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-31 22:06:50,330 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-10-31 22:06:50,330 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-31 22:06:50,331 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:06:50,331 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 22:06:50,332 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 22:06:50,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:50,339 INFO L85 PathProgramCache]: Analyzing trace with hash 370593979, now seen corresponding path program 1 times [2024-10-31 22:06:50,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:50,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425318807] [2024-10-31 22:06:50,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:50,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:50,596 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 22:06:50,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:50,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425318807] [2024-10-31 22:06:50,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425318807] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:50,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:50,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:06:50,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423672703] [2024-10-31 22:06:50,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:50,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:50,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:50,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:50,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:50,718 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 312 out of 438 [2024-10-31 22:06:50,728 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 22:06:50,728 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:06:50,728 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 312 of 438 [2024-10-31 22:06:50,731 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:06:51,794 INFO L124 PetriNetUnfolderBase]: 745/1700 cut-off events. [2024-10-31 22:06:51,795 INFO L125 PetriNetUnfolderBase]: For 214/214 co-relation queries the response was YES. [2024-10-31 22:06:51,803 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 22:06:51,817 INFO L140 encePairwiseOnDemand]: 342/438 looper letters, 27 selfloop transitions, 2 changer transitions 7/323 dead transitions. [2024-10-31 22:06:51,817 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 323 transitions, 728 flow [2024-10-31 22:06:51,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:06:51,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:06:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1059 transitions. [2024-10-31 22:06:51,842 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8059360730593608 [2024-10-31 22:06:51,845 INFO L175 Difference]: Start difference. First operand has 409 places, 417 transitions, 858 flow. Second operand 3 states and 1059 transitions. [2024-10-31 22:06:51,846 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 323 transitions, 728 flow [2024-10-31 22:06:51,853 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 22:06:51,861 INFO L231 Difference]: Finished difference. Result has 323 places, 316 transitions, 644 flow [2024-10-31 22:06:51,864 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 22:06:51,868 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -86 predicate places. [2024-10-31 22:06:51,869 INFO L471 AbstractCegarLoop]: Abstraction has has 323 places, 316 transitions, 644 flow [2024-10-31 22:06:51,870 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 22:06:51,870 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:06:51,871 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 22:06:51,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:06:51,872 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 22:06:51,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:51,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1441434461, now seen corresponding path program 1 times [2024-10-31 22:06:51,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:51,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55866216] [2024-10-31 22:06:51,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:51,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:52,012 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 22:06:52,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:52,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55866216] [2024-10-31 22:06:52,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55866216] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:52,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:52,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:06:52,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848563202] [2024-10-31 22:06:52,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:52,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:52,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:52,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:52,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:52,051 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-10-31 22:06:52,053 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 22:06:52,053 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:06:52,053 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-10-31 22:06:52,054 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:06:52,957 INFO L124 PetriNetUnfolderBase]: 745/1692 cut-off events. [2024-10-31 22:06:52,957 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-31 22:06:52,961 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 22:06:52,971 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/315 dead transitions. [2024-10-31 22:06:52,971 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 315 transitions, 698 flow [2024-10-31 22:06:52,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:06:52,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:06:52,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-10-31 22:06:52,975 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-10-31 22:06:52,975 INFO L175 Difference]: Start difference. First operand has 323 places, 316 transitions, 644 flow. Second operand 3 states and 968 transitions. [2024-10-31 22:06:52,975 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 315 transitions, 698 flow [2024-10-31 22:06:52,980 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 22:06:52,985 INFO L231 Difference]: Finished difference. Result has 315 places, 315 transitions, 642 flow [2024-10-31 22:06:52,986 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 22:06:52,986 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -94 predicate places. [2024-10-31 22:06:52,987 INFO L471 AbstractCegarLoop]: Abstraction has has 315 places, 315 transitions, 642 flow [2024-10-31 22:06:52,988 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 22:06:52,988 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:06:52,988 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 22:06:52,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:06:52,990 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 22:06:52,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:52,992 INFO L85 PathProgramCache]: Analyzing trace with hash 512845058, now seen corresponding path program 1 times [2024-10-31 22:06:52,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:52,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709651470] [2024-10-31 22:06:52,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:52,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:53,096 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 22:06:53,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:53,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709651470] [2024-10-31 22:06:53,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709651470] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:53,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:53,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:06:53,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803933314] [2024-10-31 22:06:53,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:53,099 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:53,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:53,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:53,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:53,129 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-10-31 22:06:53,131 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 22:06:53,131 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:06:53,131 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-10-31 22:06:53,132 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:06:53,773 INFO L124 PetriNetUnfolderBase]: 745/1691 cut-off events. [2024-10-31 22:06:53,773 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-31 22:06:53,777 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 22:06:53,787 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/314 dead transitions. [2024-10-31 22:06:53,787 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 316 places, 314 transitions, 696 flow [2024-10-31 22:06:53,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:06:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:06:53,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-10-31 22:06:53,791 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-10-31 22:06:53,791 INFO L175 Difference]: Start difference. First operand has 315 places, 315 transitions, 642 flow. Second operand 3 states and 968 transitions. [2024-10-31 22:06:53,791 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 316 places, 314 transitions, 696 flow [2024-10-31 22:06:53,794 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 22:06:53,798 INFO L231 Difference]: Finished difference. Result has 314 places, 314 transitions, 640 flow [2024-10-31 22:06:53,799 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 22:06:53,800 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -95 predicate places. [2024-10-31 22:06:53,800 INFO L471 AbstractCegarLoop]: Abstraction has has 314 places, 314 transitions, 640 flow [2024-10-31 22:06:53,801 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 22:06:53,802 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:06:53,802 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 22:06:53,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:06:53,802 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 22:06:53,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:53,803 INFO L85 PathProgramCache]: Analyzing trace with hash 2017495856, now seen corresponding path program 1 times [2024-10-31 22:06:53,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:53,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438930731] [2024-10-31 22:06:53,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:53,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:53,871 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 22:06:53,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:53,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438930731] [2024-10-31 22:06:53,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438930731] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:53,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:53,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:06:53,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457012505] [2024-10-31 22:06:53,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:53,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:53,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:53,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:53,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:53,892 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-10-31 22:06:53,893 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 22:06:53,894 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:06:53,894 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-10-31 22:06:53,894 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:06:54,429 INFO L124 PetriNetUnfolderBase]: 745/1690 cut-off events. [2024-10-31 22:06:54,429 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2024-10-31 22:06:54,433 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 22:06:54,442 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/313 dead transitions. [2024-10-31 22:06:54,443 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 313 transitions, 694 flow [2024-10-31 22:06:54,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:06:54,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:06:54,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-10-31 22:06:54,446 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-10-31 22:06:54,446 INFO L175 Difference]: Start difference. First operand has 314 places, 314 transitions, 640 flow. Second operand 3 states and 968 transitions. [2024-10-31 22:06:54,446 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 315 places, 313 transitions, 694 flow [2024-10-31 22:06:54,448 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 22:06:54,452 INFO L231 Difference]: Finished difference. Result has 313 places, 313 transitions, 638 flow [2024-10-31 22:06:54,453 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 22:06:54,454 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -96 predicate places. [2024-10-31 22:06:54,454 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 313 transitions, 638 flow [2024-10-31 22:06:54,455 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 22:06:54,455 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:06:54,455 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 22:06:54,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 22:06:54,456 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 22:06:54,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:54,456 INFO L85 PathProgramCache]: Analyzing trace with hash 86958510, now seen corresponding path program 1 times [2024-10-31 22:06:54,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:54,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480947722] [2024-10-31 22:06:54,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:54,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:54,532 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 22:06:54,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:54,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480947722] [2024-10-31 22:06:54,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480947722] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:54,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:54,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:06:54,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382750574] [2024-10-31 22:06:54,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:54,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:54,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:54,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:54,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:54,548 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-10-31 22:06:54,550 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 22:06:54,550 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:06:54,550 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-10-31 22:06:54,551 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:06:55,412 INFO L124 PetriNetUnfolderBase]: 982/2330 cut-off events. [2024-10-31 22:06:55,412 INFO L125 PetriNetUnfolderBase]: For 62/62 co-relation queries the response was YES. [2024-10-31 22:06:55,417 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 22:06:55,430 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 40 selfloop transitions, 2 changer transitions 0/329 dead transitions. [2024-10-31 22:06:55,430 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 329 transitions, 759 flow [2024-10-31 22:06:55,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:06:55,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:06:55,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 994 transitions. [2024-10-31 22:06:55,434 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.756468797564688 [2024-10-31 22:06:55,434 INFO L175 Difference]: Start difference. First operand has 313 places, 313 transitions, 638 flow. Second operand 3 states and 994 transitions. [2024-10-31 22:06:55,434 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 329 transitions, 759 flow [2024-10-31 22:06:55,437 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 22:06:55,442 INFO L231 Difference]: Finished difference. Result has 313 places, 313 transitions, 642 flow [2024-10-31 22:06:55,443 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 22:06:55,444 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -96 predicate places. [2024-10-31 22:06:55,444 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 313 transitions, 642 flow [2024-10-31 22:06:55,445 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 22:06:55,445 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:06:55,445 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 22:06:55,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-31 22:06:55,446 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 22:06:55,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:55,446 INFO L85 PathProgramCache]: Analyzing trace with hash 775504815, now seen corresponding path program 1 times [2024-10-31 22:06:55,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:55,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005940020] [2024-10-31 22:06:55,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:55,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:55,523 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 22:06:55,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:55,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005940020] [2024-10-31 22:06:55,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005940020] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:55,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:55,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:06:55,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673260526] [2024-10-31 22:06:55,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:55,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:55,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:55,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:55,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:55,543 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:06:55,545 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 22:06:55,545 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:06:55,545 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:06:55,545 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:06:56,393 INFO L124 PetriNetUnfolderBase]: 982/2326 cut-off events. [2024-10-31 22:06:56,394 INFO L125 PetriNetUnfolderBase]: For 225/225 co-relation queries the response was YES. [2024-10-31 22:06:56,399 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 22:06:56,413 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 26 selfloop transitions, 2 changer transitions 0/312 dead transitions. [2024-10-31 22:06:56,413 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 312 transitions, 696 flow [2024-10-31 22:06:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:06:56,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:06:56,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-10-31 22:06:56,417 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-10-31 22:06:56,417 INFO L175 Difference]: Start difference. First operand has 313 places, 313 transitions, 642 flow. Second operand 3 states and 970 transitions. [2024-10-31 22:06:56,417 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 312 transitions, 696 flow [2024-10-31 22:06:56,420 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 22:06:56,424 INFO L231 Difference]: Finished difference. Result has 313 places, 312 transitions, 642 flow [2024-10-31 22:06:56,425 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 22:06:56,426 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -96 predicate places. [2024-10-31 22:06:56,426 INFO L471 AbstractCegarLoop]: Abstraction has has 313 places, 312 transitions, 642 flow [2024-10-31 22:06:56,427 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 22:06:56,427 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:06:56,428 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 22:06:56,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-31 22:06:56,428 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 22:06:56,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:56,429 INFO L85 PathProgramCache]: Analyzing trace with hash 873128706, now seen corresponding path program 1 times [2024-10-31 22:06:56,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:56,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125177054] [2024-10-31 22:06:56,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:56,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:56,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:06:56,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:56,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125177054] [2024-10-31 22:06:56,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125177054] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:56,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:56,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:06:56,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089637756] [2024-10-31 22:06:56,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:56,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:56,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:56,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:56,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:56,508 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 313 out of 438 [2024-10-31 22:06:56,510 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 22:06:56,510 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:06:56,510 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 313 of 438 [2024-10-31 22:06:56,511 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:06:57,424 INFO L124 PetriNetUnfolderBase]: 982/2325 cut-off events. [2024-10-31 22:06:57,425 INFO L125 PetriNetUnfolderBase]: For 224/224 co-relation queries the response was YES. [2024-10-31 22:06:57,432 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 22:06:57,446 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/311 dead transitions. [2024-10-31 22:06:57,447 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 314 places, 311 transitions, 698 flow [2024-10-31 22:06:57,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:06:57,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:06:57,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 968 transitions. [2024-10-31 22:06:57,451 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7366818873668188 [2024-10-31 22:06:57,452 INFO L175 Difference]: Start difference. First operand has 313 places, 312 transitions, 642 flow. Second operand 3 states and 968 transitions. [2024-10-31 22:06:57,452 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 314 places, 311 transitions, 698 flow [2024-10-31 22:06:57,455 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 22:06:57,461 INFO L231 Difference]: Finished difference. Result has 312 places, 311 transitions, 640 flow [2024-10-31 22:06:57,462 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 22:06:57,463 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-10-31 22:06:57,464 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 311 transitions, 640 flow [2024-10-31 22:06:57,465 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 22:06:57,465 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:06:57,465 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 22:06:57,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-31 22:06:57,466 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 22:06:57,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:57,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1577653523, now seen corresponding path program 1 times [2024-10-31 22:06:57,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:57,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698876772] [2024-10-31 22:06:57,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:57,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:57,532 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 22:06:57,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:57,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698876772] [2024-10-31 22:06:57,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698876772] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:57,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:57,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:06:57,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173319482] [2024-10-31 22:06:57,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:57,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:57,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:57,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:57,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:57,548 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-10-31 22:06:57,550 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 22:06:57,551 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:06:57,551 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-10-31 22:06:57,551 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:06:58,546 INFO L124 PetriNetUnfolderBase]: 1232/2818 cut-off events. [2024-10-31 22:06:58,547 INFO L125 PetriNetUnfolderBase]: For 291/291 co-relation queries the response was YES. [2024-10-31 22:06:58,554 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 22:06:58,568 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 41 selfloop transitions, 2 changer transitions 0/327 dead transitions. [2024-10-31 22:06:58,568 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 327 transitions, 766 flow [2024-10-31 22:06:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:06:58,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:06:58,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 993 transitions. [2024-10-31 22:06:58,572 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7557077625570776 [2024-10-31 22:06:58,572 INFO L175 Difference]: Start difference. First operand has 312 places, 311 transitions, 640 flow. Second operand 3 states and 993 transitions. [2024-10-31 22:06:58,572 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 327 transitions, 766 flow [2024-10-31 22:06:58,575 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 22:06:58,579 INFO L231 Difference]: Finished difference. Result has 312 places, 311 transitions, 644 flow [2024-10-31 22:06:58,580 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 22:06:58,583 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-10-31 22:06:58,585 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 311 transitions, 644 flow [2024-10-31 22:06:58,590 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 22:06:58,590 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:06:58,590 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 22:06:58,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-31 22:06:58,591 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 22:06:58,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:58,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1449783675, now seen corresponding path program 1 times [2024-10-31 22:06:58,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:58,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386382359] [2024-10-31 22:06:58,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:58,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:58,679 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 22:06:58,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:58,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386382359] [2024-10-31 22:06:58,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386382359] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:58,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:58,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:06:58,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13837765] [2024-10-31 22:06:58,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:58,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:58,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:58,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:58,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:58,699 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:06:58,702 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 22:06:58,702 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:06:58,703 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:06:58,703 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:06:59,676 INFO L124 PetriNetUnfolderBase]: 1232/3009 cut-off events. [2024-10-31 22:06:59,676 INFO L125 PetriNetUnfolderBase]: For 463/463 co-relation queries the response was YES. [2024-10-31 22:06:59,684 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 22:06:59,698 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/310 dead transitions. [2024-10-31 22:06:59,699 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 310 transitions, 700 flow [2024-10-31 22:06:59,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:06:59,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:06:59,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-10-31 22:06:59,702 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-10-31 22:06:59,702 INFO L175 Difference]: Start difference. First operand has 312 places, 311 transitions, 644 flow. Second operand 3 states and 970 transitions. [2024-10-31 22:06:59,703 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 310 transitions, 700 flow [2024-10-31 22:06:59,707 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 22:06:59,712 INFO L231 Difference]: Finished difference. Result has 312 places, 310 transitions, 644 flow [2024-10-31 22:06:59,713 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 22:06:59,713 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-10-31 22:06:59,714 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 310 transitions, 644 flow [2024-10-31 22:06:59,715 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 22:06:59,715 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:06:59,715 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 22:06:59,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-31 22:06:59,716 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 22:06:59,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:06:59,717 INFO L85 PathProgramCache]: Analyzing trace with hash -312200122, now seen corresponding path program 1 times [2024-10-31 22:06:59,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:06:59,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673476186] [2024-10-31 22:06:59,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:06:59,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:06:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:06:59,766 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 22:06:59,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:06:59,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673476186] [2024-10-31 22:06:59,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673476186] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:06:59,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:06:59,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:06:59,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675248310] [2024-10-31 22:06:59,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:06:59,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:06:59,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:06:59,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:06:59,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:06:59,782 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-10-31 22:06:59,783 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 22:06:59,784 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:06:59,784 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-10-31 22:06:59,784 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:07:00,666 INFO L124 PetriNetUnfolderBase]: 1232/3008 cut-off events. [2024-10-31 22:07:00,667 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:07:00,675 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 22:07:00,693 INFO L140 encePairwiseOnDemand]: 436/438 looper letters, 26 selfloop transitions, 1 changer transitions 0/309 dead transitions. [2024-10-31 22:07:00,694 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 309 transitions, 696 flow [2024-10-31 22:07:00,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:07:00,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:07:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2024-10-31 22:07:00,698 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.743531202435312 [2024-10-31 22:07:00,698 INFO L175 Difference]: Start difference. First operand has 312 places, 310 transitions, 644 flow. Second operand 3 states and 977 transitions. [2024-10-31 22:07:00,699 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 309 transitions, 696 flow [2024-10-31 22:07:00,706 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 22:07:00,710 INFO L231 Difference]: Finished difference. Result has 311 places, 309 transitions, 640 flow [2024-10-31 22:07:00,712 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 22:07:00,713 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -98 predicate places. [2024-10-31 22:07:00,713 INFO L471 AbstractCegarLoop]: Abstraction has has 311 places, 309 transitions, 640 flow [2024-10-31 22:07:00,714 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 22:07:00,715 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:07:00,715 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 22:07:00,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-31 22:07:00,716 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 22:07:00,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:00,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1619057744, now seen corresponding path program 1 times [2024-10-31 22:07:00,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:00,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738067621] [2024-10-31 22:07:00,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:00,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:01,550 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 22:07:01,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:01,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738067621] [2024-10-31 22:07:01,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738067621] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:01,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:01,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 22:07:01,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101579804] [2024-10-31 22:07:01,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:01,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:07:01,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:01,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:07:01,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:07:01,864 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 438 [2024-10-31 22:07:01,867 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 22:07:01,867 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:07:01,867 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 438 [2024-10-31 22:07:01,867 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:07:02,944 INFO L124 PetriNetUnfolderBase]: 1232/3005 cut-off events. [2024-10-31 22:07:02,944 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:07:02,954 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 22:07:02,970 INFO L140 encePairwiseOnDemand]: 420/438 looper letters, 48 selfloop transitions, 15 changer transitions 0/306 dead transitions. [2024-10-31 22:07:02,970 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 306 transitions, 760 flow [2024-10-31 22:07:02,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:07:02,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-31 22:07:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1738 transitions. [2024-10-31 22:07:02,975 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6613394216133942 [2024-10-31 22:07:02,976 INFO L175 Difference]: Start difference. First operand has 311 places, 309 transitions, 640 flow. Second operand 6 states and 1738 transitions. [2024-10-31 22:07:02,976 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 306 transitions, 760 flow [2024-10-31 22:07:02,981 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 22:07:02,985 INFO L231 Difference]: Finished difference. Result has 312 places, 306 transitions, 663 flow [2024-10-31 22:07:02,986 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 22:07:02,987 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -97 predicate places. [2024-10-31 22:07:02,987 INFO L471 AbstractCegarLoop]: Abstraction has has 312 places, 306 transitions, 663 flow [2024-10-31 22:07:02,988 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 22:07:02,989 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:07:02,989 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 22:07:02,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-31 22:07:02,989 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 22:07:02,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:02,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1157280483, now seen corresponding path program 1 times [2024-10-31 22:07:02,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:02,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712914287] [2024-10-31 22:07:02,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:02,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:03,053 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 22:07:03,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:03,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712914287] [2024-10-31 22:07:03,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712914287] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:03,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:03,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:07:03,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133733317] [2024-10-31 22:07:03,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:03,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:07:03,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:03,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:07:03,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:07:03,070 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:07:03,071 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 22:07:03,072 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:07:03,072 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:07:03,072 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:07:04,047 INFO L124 PetriNetUnfolderBase]: 1232/3004 cut-off events. [2024-10-31 22:07:04,047 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:07:04,052 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 22:07:04,064 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/305 dead transitions. [2024-10-31 22:07:04,064 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 305 transitions, 719 flow [2024-10-31 22:07:04,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:07:04,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:07:04,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-10-31 22:07:04,067 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-10-31 22:07:04,068 INFO L175 Difference]: Start difference. First operand has 312 places, 306 transitions, 663 flow. Second operand 3 states and 970 transitions. [2024-10-31 22:07:04,068 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 305 transitions, 719 flow [2024-10-31 22:07:04,072 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 22:07:04,076 INFO L231 Difference]: Finished difference. Result has 308 places, 305 transitions, 635 flow [2024-10-31 22:07:04,077 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 22:07:04,078 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -101 predicate places. [2024-10-31 22:07:04,078 INFO L471 AbstractCegarLoop]: Abstraction has has 308 places, 305 transitions, 635 flow [2024-10-31 22:07:04,079 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 22:07:04,079 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:07:04,079 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 22:07:04,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-31 22:07:04,080 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 22:07:04,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:04,080 INFO L85 PathProgramCache]: Analyzing trace with hash 346705076, now seen corresponding path program 1 times [2024-10-31 22:07:04,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:04,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380516411] [2024-10-31 22:07:04,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:04,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:04,127 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 22:07:04,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:04,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380516411] [2024-10-31 22:07:04,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380516411] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:04,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:04,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:07:04,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281374769] [2024-10-31 22:07:04,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:04,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:07:04,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:04,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:07:04,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:07:04,142 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 317 out of 438 [2024-10-31 22:07:04,143 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 22:07:04,144 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:07:04,144 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 317 of 438 [2024-10-31 22:07:04,144 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:07:04,897 INFO L124 PetriNetUnfolderBase]: 1232/3003 cut-off events. [2024-10-31 22:07:04,897 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:07:04,903 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 22:07:04,913 INFO L140 encePairwiseOnDemand]: 436/438 looper letters, 26 selfloop transitions, 1 changer transitions 0/304 dead transitions. [2024-10-31 22:07:04,913 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 304 transitions, 687 flow [2024-10-31 22:07:04,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:07:04,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:07:04,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 977 transitions. [2024-10-31 22:07:04,917 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.743531202435312 [2024-10-31 22:07:04,917 INFO L175 Difference]: Start difference. First operand has 308 places, 305 transitions, 635 flow. Second operand 3 states and 977 transitions. [2024-10-31 22:07:04,917 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 304 transitions, 687 flow [2024-10-31 22:07:04,923 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 22:07:04,927 INFO L231 Difference]: Finished difference. Result has 307 places, 304 transitions, 631 flow [2024-10-31 22:07:04,928 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 22:07:04,928 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -102 predicate places. [2024-10-31 22:07:04,928 INFO L471 AbstractCegarLoop]: Abstraction has has 307 places, 304 transitions, 631 flow [2024-10-31 22:07:04,929 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 22:07:04,930 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:07:04,930 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 22:07:04,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-31 22:07:04,931 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 22:07:04,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:04,931 INFO L85 PathProgramCache]: Analyzing trace with hash 395820717, now seen corresponding path program 1 times [2024-10-31 22:07:04,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:04,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762987721] [2024-10-31 22:07:04,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:04,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:04,997 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 22:07:04,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:04,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762987721] [2024-10-31 22:07:04,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762987721] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:04,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:04,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:07:04,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879608680] [2024-10-31 22:07:04,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:04,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:07:05,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:05,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:07:05,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:07:05,010 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:07:05,011 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 22:07:05,011 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:07:05,012 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:07:05,012 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:07:05,686 INFO L124 PetriNetUnfolderBase]: 1232/3002 cut-off events. [2024-10-31 22:07:05,686 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:07:05,692 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 22:07:05,704 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/303 dead transitions. [2024-10-31 22:07:05,704 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 303 transitions, 687 flow [2024-10-31 22:07:05,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:07:05,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:07:05,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-10-31 22:07:05,708 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-10-31 22:07:05,708 INFO L175 Difference]: Start difference. First operand has 307 places, 304 transitions, 631 flow. Second operand 3 states and 970 transitions. [2024-10-31 22:07:05,708 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 303 transitions, 687 flow [2024-10-31 22:07:05,713 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 22:07:05,717 INFO L231 Difference]: Finished difference. Result has 307 places, 303 transitions, 632 flow [2024-10-31 22:07:05,718 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 22:07:05,719 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -102 predicate places. [2024-10-31 22:07:05,719 INFO L471 AbstractCegarLoop]: Abstraction has has 307 places, 303 transitions, 632 flow [2024-10-31 22:07:05,720 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 22:07:05,720 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:07:05,720 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 22:07:05,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-31 22:07:05,721 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 22:07:05,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:05,721 INFO L85 PathProgramCache]: Analyzing trace with hash -158707159, now seen corresponding path program 1 times [2024-10-31 22:07:05,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:05,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185280759] [2024-10-31 22:07:05,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:05,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:05,788 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 22:07:05,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:05,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185280759] [2024-10-31 22:07:05,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185280759] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:05,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:05,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:07:05,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781677029] [2024-10-31 22:07:05,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:05,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:07:05,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:05,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:07:05,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:07:05,808 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:07:05,810 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 22:07:05,810 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:07:05,810 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:07:05,810 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:07:06,474 INFO L124 PetriNetUnfolderBase]: 1232/3000 cut-off events. [2024-10-31 22:07:06,475 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:07:06,480 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 22:07:06,492 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 28 selfloop transitions, 1 changer transitions 0/301 dead transitions. [2024-10-31 22:07:06,493 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 307 places, 301 transitions, 686 flow [2024-10-31 22:07:06,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:07:06,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:07:06,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 971 transitions. [2024-10-31 22:07:06,500 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.73896499238965 [2024-10-31 22:07:06,501 INFO L175 Difference]: Start difference. First operand has 307 places, 303 transitions, 632 flow. Second operand 3 states and 971 transitions. [2024-10-31 22:07:06,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 307 places, 301 transitions, 686 flow [2024-10-31 22:07:06,505 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 22:07:06,509 INFO L231 Difference]: Finished difference. Result has 305 places, 301 transitions, 626 flow [2024-10-31 22:07:06,510 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 22:07:06,510 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -104 predicate places. [2024-10-31 22:07:06,511 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 301 transitions, 626 flow [2024-10-31 22:07:06,511 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 22:07:06,512 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:07:06,512 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 22:07:06,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-31 22:07:06,513 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 22:07:06,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:06,513 INFO L85 PathProgramCache]: Analyzing trace with hash -454727559, now seen corresponding path program 1 times [2024-10-31 22:07:06,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:06,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387058605] [2024-10-31 22:07:06,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:06,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:06,593 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 22:07:06,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:06,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387058605] [2024-10-31 22:07:06,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387058605] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:06,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:06,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:07:06,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021953388] [2024-10-31 22:07:06,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:06,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:07:06,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:06,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:07:06,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:07:06,611 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 314 out of 438 [2024-10-31 22:07:06,613 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 22:07:06,613 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:07:06,613 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 314 of 438 [2024-10-31 22:07:06,613 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:07:07,706 INFO L124 PetriNetUnfolderBase]: 1232/2999 cut-off events. [2024-10-31 22:07:07,706 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:07:07,711 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 22:07:07,722 INFO L140 encePairwiseOnDemand]: 435/438 looper letters, 27 selfloop transitions, 2 changer transitions 0/300 dead transitions. [2024-10-31 22:07:07,722 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 300 transitions, 682 flow [2024-10-31 22:07:07,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:07:07,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:07:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 970 transitions. [2024-10-31 22:07:07,726 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7382039573820396 [2024-10-31 22:07:07,727 INFO L175 Difference]: Start difference. First operand has 305 places, 301 transitions, 626 flow. Second operand 3 states and 970 transitions. [2024-10-31 22:07:07,727 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 300 transitions, 682 flow [2024-10-31 22:07:07,731 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 22:07:07,737 INFO L231 Difference]: Finished difference. Result has 305 places, 300 transitions, 627 flow [2024-10-31 22:07:07,738 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 22:07:07,739 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -104 predicate places. [2024-10-31 22:07:07,739 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 300 transitions, 627 flow [2024-10-31 22:07:07,740 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 22:07:07,740 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-31 22:07:07,740 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 22:07:07,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-31 22:07:07,741 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 22:07:07,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:07:07,745 INFO L85 PathProgramCache]: Analyzing trace with hash 381792950, now seen corresponding path program 1 times [2024-10-31 22:07:07,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:07:07,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255590465] [2024-10-31 22:07:07,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:07:07,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:07:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:07:07,919 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 22:07:07,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:07:07,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255590465] [2024-10-31 22:07:07,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255590465] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:07:07,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:07:07,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:07:07,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164184375] [2024-10-31 22:07:07,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:07:07,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:07:07,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:07:07,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:07:07,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:07:07,930 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 318 out of 438 [2024-10-31 22:07:07,933 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 22:07:07,933 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-31 22:07:07,933 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 318 of 438 [2024-10-31 22:07:07,933 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-31 22:07:09,033 INFO L124 PetriNetUnfolderBase]: 1232/2995 cut-off events. [2024-10-31 22:07:09,033 INFO L125 PetriNetUnfolderBase]: For 462/462 co-relation queries the response was YES. [2024-10-31 22:07:09,043 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 22:07:09,045 INFO L140 encePairwiseOnDemand]: 436/438 looper letters, 0 selfloop transitions, 0 changer transitions 299/299 dead transitions. [2024-10-31 22:07:09,046 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 299 transitions, 675 flow [2024-10-31 22:07:09,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:07:09,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-31 22:07:09,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 978 transitions. [2024-10-31 22:07:09,049 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7442922374429224 [2024-10-31 22:07:09,049 INFO L175 Difference]: Start difference. First operand has 305 places, 300 transitions, 627 flow. Second operand 3 states and 978 transitions. [2024-10-31 22:07:09,050 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 299 transitions, 675 flow [2024-10-31 22:07:09,053 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 22:07:09,056 INFO L231 Difference]: Finished difference. Result has 304 places, 0 transitions, 0 flow [2024-10-31 22:07:09,056 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 22:07:09,057 INFO L277 CegarLoopForPetriNet]: 409 programPoint places, -105 predicate places. [2024-10-31 22:07:09,057 INFO L471 AbstractCegarLoop]: Abstraction has has 304 places, 0 transitions, 0 flow [2024-10-31 22:07:09,058 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 22:07:09,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (181 of 182 remaining) [2024-10-31 22:07:09,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (180 of 182 remaining) [2024-10-31 22:07:09,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (179 of 182 remaining) [2024-10-31 22:07:09,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (178 of 182 remaining) [2024-10-31 22:07:09,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (177 of 182 remaining) [2024-10-31 22:07:09,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (176 of 182 remaining) [2024-10-31 22:07:09,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (175 of 182 remaining) [2024-10-31 22:07:09,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (174 of 182 remaining) [2024-10-31 22:07:09,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (173 of 182 remaining) [2024-10-31 22:07:09,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (172 of 182 remaining) [2024-10-31 22:07:09,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (171 of 182 remaining) [2024-10-31 22:07:09,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (170 of 182 remaining) [2024-10-31 22:07:09,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (169 of 182 remaining) [2024-10-31 22:07:09,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (168 of 182 remaining) [2024-10-31 22:07:09,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (167 of 182 remaining) [2024-10-31 22:07:09,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (166 of 182 remaining) [2024-10-31 22:07:09,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (165 of 182 remaining) [2024-10-31 22:07:09,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (164 of 182 remaining) [2024-10-31 22:07:09,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (163 of 182 remaining) [2024-10-31 22:07:09,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (162 of 182 remaining) [2024-10-31 22:07:09,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (161 of 182 remaining) [2024-10-31 22:07:09,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (160 of 182 remaining) [2024-10-31 22:07:09,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (159 of 182 remaining) [2024-10-31 22:07:09,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (158 of 182 remaining) [2024-10-31 22:07:09,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (157 of 182 remaining) [2024-10-31 22:07:09,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (156 of 182 remaining) [2024-10-31 22:07:09,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (155 of 182 remaining) [2024-10-31 22:07:09,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (154 of 182 remaining) [2024-10-31 22:07:09,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (153 of 182 remaining) [2024-10-31 22:07:09,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (152 of 182 remaining) [2024-10-31 22:07:09,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (151 of 182 remaining) [2024-10-31 22:07:09,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (150 of 182 remaining) [2024-10-31 22:07:09,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (149 of 182 remaining) [2024-10-31 22:07:09,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (148 of 182 remaining) [2024-10-31 22:07:09,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (147 of 182 remaining) [2024-10-31 22:07:09,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (146 of 182 remaining) [2024-10-31 22:07:09,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (145 of 182 remaining) [2024-10-31 22:07:09,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (144 of 182 remaining) [2024-10-31 22:07:09,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (143 of 182 remaining) [2024-10-31 22:07:09,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (142 of 182 remaining) [2024-10-31 22:07:09,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (141 of 182 remaining) [2024-10-31 22:07:09,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (140 of 182 remaining) [2024-10-31 22:07:09,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (139 of 182 remaining) [2024-10-31 22:07:09,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (138 of 182 remaining) [2024-10-31 22:07:09,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (137 of 182 remaining) [2024-10-31 22:07:09,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (136 of 182 remaining) [2024-10-31 22:07:09,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (135 of 182 remaining) [2024-10-31 22:07:09,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (134 of 182 remaining) [2024-10-31 22:07:09,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (133 of 182 remaining) [2024-10-31 22:07:09,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (132 of 182 remaining) [2024-10-31 22:07:09,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (131 of 182 remaining) [2024-10-31 22:07:09,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (130 of 182 remaining) [2024-10-31 22:07:09,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (129 of 182 remaining) [2024-10-31 22:07:09,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (128 of 182 remaining) [2024-10-31 22:07:09,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (127 of 182 remaining) [2024-10-31 22:07:09,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (126 of 182 remaining) [2024-10-31 22:07:09,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (125 of 182 remaining) [2024-10-31 22:07:09,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (124 of 182 remaining) [2024-10-31 22:07:09,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (123 of 182 remaining) [2024-10-31 22:07:09,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (122 of 182 remaining) [2024-10-31 22:07:09,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (121 of 182 remaining) [2024-10-31 22:07:09,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (120 of 182 remaining) [2024-10-31 22:07:09,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (119 of 182 remaining) [2024-10-31 22:07:09,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (118 of 182 remaining) [2024-10-31 22:07:09,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (117 of 182 remaining) [2024-10-31 22:07:09,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (116 of 182 remaining) [2024-10-31 22:07:09,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (115 of 182 remaining) [2024-10-31 22:07:09,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (114 of 182 remaining) [2024-10-31 22:07:09,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (113 of 182 remaining) [2024-10-31 22:07:09,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (112 of 182 remaining) [2024-10-31 22:07:09,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (111 of 182 remaining) [2024-10-31 22:07:09,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (110 of 182 remaining) [2024-10-31 22:07:09,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (109 of 182 remaining) [2024-10-31 22:07:09,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (108 of 182 remaining) [2024-10-31 22:07:09,080 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (107 of 182 remaining) [2024-10-31 22:07:09,080 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (106 of 182 remaining) [2024-10-31 22:07:09,080 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (105 of 182 remaining) [2024-10-31 22:07:09,080 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (104 of 182 remaining) [2024-10-31 22:07:09,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (103 of 182 remaining) [2024-10-31 22:07:09,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (102 of 182 remaining) [2024-10-31 22:07:09,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (101 of 182 remaining) [2024-10-31 22:07:09,081 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (100 of 182 remaining) [2024-10-31 22:07:09,082 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (99 of 182 remaining) [2024-10-31 22:07:09,082 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (98 of 182 remaining) [2024-10-31 22:07:09,082 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (97 of 182 remaining) [2024-10-31 22:07:09,082 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (96 of 182 remaining) [2024-10-31 22:07:09,083 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (95 of 182 remaining) [2024-10-31 22:07:09,083 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (94 of 182 remaining) [2024-10-31 22:07:09,083 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (93 of 182 remaining) [2024-10-31 22:07:09,083 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (92 of 182 remaining) [2024-10-31 22:07:09,083 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (91 of 182 remaining) [2024-10-31 22:07:09,084 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (90 of 182 remaining) [2024-10-31 22:07:09,084 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (89 of 182 remaining) [2024-10-31 22:07:09,084 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (88 of 182 remaining) [2024-10-31 22:07:09,084 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (87 of 182 remaining) [2024-10-31 22:07:09,085 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (86 of 182 remaining) [2024-10-31 22:07:09,085 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (85 of 182 remaining) [2024-10-31 22:07:09,085 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (84 of 182 remaining) [2024-10-31 22:07:09,085 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (83 of 182 remaining) [2024-10-31 22:07:09,086 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (82 of 182 remaining) [2024-10-31 22:07:09,086 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (81 of 182 remaining) [2024-10-31 22:07:09,086 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (80 of 182 remaining) [2024-10-31 22:07:09,086 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (79 of 182 remaining) [2024-10-31 22:07:09,086 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (78 of 182 remaining) [2024-10-31 22:07:09,087 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (77 of 182 remaining) [2024-10-31 22:07:09,087 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (76 of 182 remaining) [2024-10-31 22:07:09,087 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (75 of 182 remaining) [2024-10-31 22:07:09,087 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (74 of 182 remaining) [2024-10-31 22:07:09,088 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (73 of 182 remaining) [2024-10-31 22:07:09,088 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (72 of 182 remaining) [2024-10-31 22:07:09,088 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (71 of 182 remaining) [2024-10-31 22:07:09,088 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (70 of 182 remaining) [2024-10-31 22:07:09,089 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (69 of 182 remaining) [2024-10-31 22:07:09,089 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (68 of 182 remaining) [2024-10-31 22:07:09,089 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (67 of 182 remaining) [2024-10-31 22:07:09,089 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (66 of 182 remaining) [2024-10-31 22:07:09,089 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (65 of 182 remaining) [2024-10-31 22:07:09,090 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (64 of 182 remaining) [2024-10-31 22:07:09,090 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (63 of 182 remaining) [2024-10-31 22:07:09,090 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (62 of 182 remaining) [2024-10-31 22:07:09,090 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (61 of 182 remaining) [2024-10-31 22:07:09,090 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (60 of 182 remaining) [2024-10-31 22:07:09,091 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (59 of 182 remaining) [2024-10-31 22:07:09,091 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (58 of 182 remaining) [2024-10-31 22:07:09,091 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (57 of 182 remaining) [2024-10-31 22:07:09,092 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (56 of 182 remaining) [2024-10-31 22:07:09,092 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (55 of 182 remaining) [2024-10-31 22:07:09,092 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (54 of 182 remaining) [2024-10-31 22:07:09,092 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (53 of 182 remaining) [2024-10-31 22:07:09,093 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (52 of 182 remaining) [2024-10-31 22:07:09,093 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (51 of 182 remaining) [2024-10-31 22:07:09,093 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (50 of 182 remaining) [2024-10-31 22:07:09,093 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (49 of 182 remaining) [2024-10-31 22:07:09,094 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (48 of 182 remaining) [2024-10-31 22:07:09,094 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (47 of 182 remaining) [2024-10-31 22:07:09,094 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (46 of 182 remaining) [2024-10-31 22:07:09,094 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (45 of 182 remaining) [2024-10-31 22:07:09,094 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (44 of 182 remaining) [2024-10-31 22:07:09,095 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (43 of 182 remaining) [2024-10-31 22:07:09,095 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (42 of 182 remaining) [2024-10-31 22:07:09,095 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (41 of 182 remaining) [2024-10-31 22:07:09,095 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (40 of 182 remaining) [2024-10-31 22:07:09,096 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (39 of 182 remaining) [2024-10-31 22:07:09,096 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (38 of 182 remaining) [2024-10-31 22:07:09,096 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (37 of 182 remaining) [2024-10-31 22:07:09,096 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (36 of 182 remaining) [2024-10-31 22:07:09,096 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (35 of 182 remaining) [2024-10-31 22:07:09,097 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (34 of 182 remaining) [2024-10-31 22:07:09,097 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (33 of 182 remaining) [2024-10-31 22:07:09,097 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (32 of 182 remaining) [2024-10-31 22:07:09,097 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (31 of 182 remaining) [2024-10-31 22:07:09,098 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (30 of 182 remaining) [2024-10-31 22:07:09,098 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (29 of 182 remaining) [2024-10-31 22:07:09,098 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (28 of 182 remaining) [2024-10-31 22:07:09,098 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (27 of 182 remaining) [2024-10-31 22:07:09,098 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (26 of 182 remaining) [2024-10-31 22:07:09,099 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (25 of 182 remaining) [2024-10-31 22:07:09,099 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (24 of 182 remaining) [2024-10-31 22:07:09,099 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err16ASSERT_VIOLATIONDATA_RACE (23 of 182 remaining) [2024-10-31 22:07:09,099 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err17ASSERT_VIOLATIONDATA_RACE (22 of 182 remaining) [2024-10-31 22:07:09,099 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err18ASSERT_VIOLATIONDATA_RACE (21 of 182 remaining) [2024-10-31 22:07:09,099 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err19ASSERT_VIOLATIONDATA_RACE (20 of 182 remaining) [2024-10-31 22:07:09,100 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err0ASSERT_VIOLATIONDATA_RACE (19 of 182 remaining) [2024-10-31 22:07:09,100 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err1ASSERT_VIOLATIONDATA_RACE (18 of 182 remaining) [2024-10-31 22:07:09,100 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err2ASSERT_VIOLATIONDATA_RACE (17 of 182 remaining) [2024-10-31 22:07:09,100 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err3ASSERT_VIOLATIONDATA_RACE (16 of 182 remaining) [2024-10-31 22:07:09,100 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err4ASSERT_VIOLATIONDATA_RACE (15 of 182 remaining) [2024-10-31 22:07:09,100 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err5ASSERT_VIOLATIONDATA_RACE (14 of 182 remaining) [2024-10-31 22:07:09,101 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err6ASSERT_VIOLATIONDATA_RACE (13 of 182 remaining) [2024-10-31 22:07:09,101 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err7ASSERT_VIOLATIONDATA_RACE (12 of 182 remaining) [2024-10-31 22:07:09,101 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err8ASSERT_VIOLATIONDATA_RACE (11 of 182 remaining) [2024-10-31 22:07:09,101 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err9ASSERT_VIOLATIONDATA_RACE (10 of 182 remaining) [2024-10-31 22:07:09,101 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err10ASSERT_VIOLATIONDATA_RACE (9 of 182 remaining) [2024-10-31 22:07:09,101 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err11ASSERT_VIOLATIONDATA_RACE (8 of 182 remaining) [2024-10-31 22:07:09,102 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err12ASSERT_VIOLATIONDATA_RACE (7 of 182 remaining) [2024-10-31 22:07:09,102 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err13ASSERT_VIOLATIONDATA_RACE (6 of 182 remaining) [2024-10-31 22:07:09,102 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err14ASSERT_VIOLATIONDATA_RACE (5 of 182 remaining) [2024-10-31 22:07:09,103 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err15ASSERT_VIOLATIONDATA_RACE (4 of 182 remaining) [2024-10-31 22:07:09,103 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err16ASSERT_VIOLATIONDATA_RACE (3 of 182 remaining) [2024-10-31 22:07:09,103 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err17ASSERT_VIOLATIONDATA_RACE (2 of 182 remaining) [2024-10-31 22:07:09,103 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err18ASSERT_VIOLATIONDATA_RACE (1 of 182 remaining) [2024-10-31 22:07:09,104 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread4Err19ASSERT_VIOLATIONDATA_RACE (0 of 182 remaining) [2024-10-31 22:07:09,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-31 22:07:09,104 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 22:07:09,113 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-31 22:07:09,114 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:07:09,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:07:09 BasicIcfg [2024-10-31 22:07:09,125 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:07:09,126 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:07:09,126 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:07:09,126 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:07:09,127 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:06:49" (3/4) ... [2024-10-31 22:07:09,130 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-10-31 22:07:09,134 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-31 22:07:09,135 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-31 22:07:09,135 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-10-31 22:07:09,136 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2024-10-31 22:07:09,151 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-10-31 22:07:09,152 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-31 22:07:09,153 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-31 22:07:09,153 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-31 22:07:09,320 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 22:07:09,320 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/bin/uautomizer-verify-4GaUIPS5ZU/witness.yml [2024-10-31 22:07:09,320 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:07:09,321 INFO L158 Benchmark]: Toolchain (without parser) took 23013.89ms. Allocated memory was 165.7MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 123.2MB in the beginning and 547.4MB in the end (delta: -424.2MB). Peak memory consumption was 602.6MB. Max. memory is 16.1GB. [2024-10-31 22:07:09,321 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 165.7MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:07:09,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.43ms. Allocated memory is still 165.7MB. Free memory was 123.2MB in the beginning and 106.7MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-31 22:07:09,322 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.15ms. Allocated memory is still 165.7MB. Free memory was 106.7MB in the beginning and 102.2MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-31 22:07:09,322 INFO L158 Benchmark]: Boogie Preprocessor took 94.98ms. Allocated memory is still 165.7MB. Free memory was 102.2MB in the beginning and 98.4MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:07:09,323 INFO L158 Benchmark]: RCFGBuilder took 2724.79ms. Allocated memory was 165.7MB in the beginning and 232.8MB in the end (delta: 67.1MB). Free memory was 98.4MB in the beginning and 177.8MB in the end (delta: -79.4MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. [2024-10-31 22:07:09,323 INFO L158 Benchmark]: TraceAbstraction took 19419.89ms. Allocated memory was 232.8MB in the beginning and 1.2GB in the end (delta: 958.4MB). Free memory was 177.8MB in the beginning and 554.8MB in the end (delta: -377.0MB). Peak memory consumption was 581.4MB. Max. memory is 16.1GB. [2024-10-31 22:07:09,323 INFO L158 Benchmark]: Witness Printer took 194.39ms. Allocated memory is still 1.2GB. Free memory was 554.8MB in the beginning and 547.4MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-31 22:07:09,326 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 165.7MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.43ms. Allocated memory is still 165.7MB. Free memory was 123.2MB in the beginning and 106.7MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.15ms. Allocated memory is still 165.7MB. Free memory was 106.7MB in the beginning and 102.2MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.98ms. Allocated memory is still 165.7MB. Free memory was 102.2MB in the beginning and 98.4MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2724.79ms. Allocated memory was 165.7MB in the beginning and 232.8MB in the end (delta: 67.1MB). Free memory was 98.4MB in the beginning and 177.8MB in the end (delta: -79.4MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. * TraceAbstraction took 19419.89ms. Allocated memory was 232.8MB in the beginning and 1.2GB in the end (delta: 958.4MB). Free memory was 177.8MB in the beginning and 554.8MB in the end (delta: -377.0MB). Peak memory consumption was 581.4MB. Max. memory is 16.1GB. * Witness Printer took 194.39ms. Allocated memory is still 1.2GB. Free memory was 554.8MB in the beginning and 547.4MB in the end (delta: 7.4MB). 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: 19.1s, OverallIterations: 17, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 16.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 373 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 202 mSDsluCounter, 57 SdHoareTripleChecker+Invalid, 2.2s 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, 1.7s 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 22:07:09,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5cca175-0850-4b43-b48a-40e9c32f79db/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