./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8393723b 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_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --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 23c4aefdda14d4315577cd0030d174ab477745d4b270d2de822290a016a0ff8d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 21:02:08,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 21:02:08,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 21:02:08,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 21:02:08,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 21:02:08,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 21:02:08,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 21:02:08,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 21:02:08,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 21:02:08,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 21:02:08,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 21:02:08,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 21:02:08,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 21:02:08,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 21:02:08,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 21:02:08,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 21:02:08,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 21:02:08,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 21:02:08,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 21:02:08,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 21:02:08,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 21:02:08,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 21:02:08,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 21:02:08,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 21:02:08,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 21:02:08,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 21:02:08,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 21:02:08,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 21:02:08,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 21:02:08,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 21:02:08,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 21:02:08,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 21:02:08,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 21:02:08,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 21:02:08,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 21:02:08,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 21:02:08,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 21:02:08,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 21:02:08,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 21:02:08,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 21:02:08,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 21:02:08,984 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-18 21:02:09,021 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 21:02:09,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 21:02:09,023 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 21:02:09,023 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 21:02:09,024 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 21:02:09,024 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 21:02:09,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 21:02:09,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 21:02:09,026 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 21:02:09,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 21:02:09,027 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 21:02:09,027 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 21:02:09,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 21:02:09,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 21:02:09,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 21:02:09,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 21:02:09,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 21:02:09,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 21:02:09,029 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-18 21:02:09,029 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 21:02:09,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 21:02:09,030 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 21:02:09,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 21:02:09,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 21:02:09,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 21:02:09,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 21:02:09,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:02:09,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 21:02:09,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 21:02:09,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 21:02:09,033 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 21:02:09,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 21:02:09,034 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 21:02:09,034 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 21:02:09,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 21:02:09,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23c4aefdda14d4315577cd0030d174ab477745d4b270d2de822290a016a0ff8d [2022-11-18 21:02:09,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 21:02:09,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 21:02:09,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 21:02:09,387 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 21:02:09,388 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 21:02:09,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i [2022-11-18 21:02:09,459 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/data/494c7a25f/ae66ba80a24a400ab6b1987816cf5c8f/FLAGa0e8e0294 [2022-11-18 21:02:10,100 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 21:02:10,101 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i [2022-11-18 21:02:10,125 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/data/494c7a25f/ae66ba80a24a400ab6b1987816cf5c8f/FLAGa0e8e0294 [2022-11-18 21:02:10,470 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/data/494c7a25f/ae66ba80a24a400ab6b1987816cf5c8f [2022-11-18 21:02:10,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 21:02:10,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 21:02:10,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 21:02:10,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 21:02:10,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 21:02:10,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:02:10" (1/1) ... [2022-11-18 21:02:10,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e111847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:10, skipping insertion in model container [2022-11-18 21:02:10,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:02:10" (1/1) ... [2022-11-18 21:02:10,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 21:02:10,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 21:02:11,071 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i[47038,47051] [2022-11-18 21:02:11,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:02:11,157 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 21:02:11,224 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/sv-benchmarks/c/goblint-regression/28-race_reach_83-list2_racing1.i[47038,47051] [2022-11-18 21:02:11,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:02:11,340 INFO L208 MainTranslator]: Completed translation [2022-11-18 21:02:11,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11 WrapperNode [2022-11-18 21:02:11,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 21:02:11,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 21:02:11,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 21:02:11,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 21:02:11,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (1/1) ... [2022-11-18 21:02:11,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (1/1) ... [2022-11-18 21:02:11,430 INFO L138 Inliner]: procedures = 279, calls = 86, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 517 [2022-11-18 21:02:11,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 21:02:11,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 21:02:11,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 21:02:11,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 21:02:11,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (1/1) ... [2022-11-18 21:02:11,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (1/1) ... [2022-11-18 21:02:11,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (1/1) ... [2022-11-18 21:02:11,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (1/1) ... [2022-11-18 21:02:11,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (1/1) ... [2022-11-18 21:02:11,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (1/1) ... [2022-11-18 21:02:11,514 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (1/1) ... [2022-11-18 21:02:11,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (1/1) ... [2022-11-18 21:02:11,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 21:02:11,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 21:02:11,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 21:02:11,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 21:02:11,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (1/1) ... [2022-11-18 21:02:11,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:02:11,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:02:11,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 21:02:11,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_680cf5f1-4da0-4b96-bfad-deb0be44aa00/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 21:02:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 21:02:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 21:02:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2022-11-18 21:02:11,639 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2022-11-18 21:02:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 21:02:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 21:02:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2022-11-18 21:02:11,640 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2022-11-18 21:02:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 21:02:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-18 21:02:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 21:02:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 21:02:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 21:02:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2022-11-18 21:02:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2022-11-18 21:02:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 21:02:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 21:02:11,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 21:02:11,643 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 21:02:11,919 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 21:02:11,921 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 21:02:12,715 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 21:02:12,739 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 21:02:12,739 INFO L300 CfgBuilder]: Removed 28 assume(true) statements. [2022-11-18 21:02:12,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:02:12 BoogieIcfgContainer [2022-11-18 21:02:12,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 21:02:12,744 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 21:02:12,744 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 21:02:12,750 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 21:02:12,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:02:10" (1/3) ... [2022-11-18 21:02:12,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2abf42a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:02:12, skipping insertion in model container [2022-11-18 21:02:12,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:02:11" (2/3) ... [2022-11-18 21:02:12,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2abf42a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:02:12, skipping insertion in model container [2022-11-18 21:02:12,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:02:12" (3/3) ... [2022-11-18 21:02:12,753 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_83-list2_racing1.i [2022-11-18 21:02:12,761 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 21:02:12,772 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 21:02:12,772 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2022-11-18 21:02:12,772 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 21:02:12,991 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2022-11-18 21:02:13,055 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 535 places, 574 transitions, 1190 flow [2022-11-18 21:02:13,866 INFO L130 PetriNetUnfolder]: 165/1628 cut-off events. [2022-11-18 21:02:13,866 INFO L131 PetriNetUnfolder]: For 36/66 co-relation queries the response was YES. [2022-11-18 21:02:13,911 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1689 conditions, 1628 events. 165/1628 cut-off events. For 36/66 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 11568 event pairs, 0 based on Foata normal form. 0/1365 useless extension candidates. Maximal degree in co-relation 836. Up to 16 conditions per place. [2022-11-18 21:02:13,912 INFO L82 GeneralOperation]: Start removeDead. Operand has 535 places, 574 transitions, 1190 flow [2022-11-18 21:02:13,951 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 535 places, 574 transitions, 1190 flow [2022-11-18 21:02:13,970 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 21:02:13,985 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@7a3e9e48, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 21:02:13,985 INFO L358 AbstractCegarLoop]: Starting to check reachability of 60 error locations. [2022-11-18 21:02:13,994 INFO L130 PetriNetUnfolder]: 0/46 cut-off events. [2022-11-18 21:02:13,994 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-18 21:02:13,994 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 21:02:13,996 INFO L209 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] [2022-11-18 21:02:13,997 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2022-11-18 21:02:14,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:02:14,003 INFO L85 PathProgramCache]: Analyzing trace with hash 2066445146, now seen corresponding path program 1 times [2022-11-18 21:02:14,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:02:14,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428281875] [2022-11-18 21:02:14,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:02:14,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:02:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:14,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:02:14,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:02:14,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428281875] [2022-11-18 21:02:14,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428281875] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:02:14,398 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:02:14,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:02:14,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769773017] [2022-11-18 21:02:14,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:02:14,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:02:14,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:02:14,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:02:14,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:02:14,484 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 512 out of 574 [2022-11-18 21:02:14,493 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 535 places, 574 transitions, 1190 flow. Second operand has 3 states, 3 states have (on average 513.3333333333334) internal successors, (1540), 3 states have internal predecessors, (1540), 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) [2022-11-18 21:02:14,493 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 21:02:14,494 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 512 of 574 [2022-11-18 21:02:14,495 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 21:02:18,089 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [51#L1057-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 263#L1044-1true]) [2022-11-18 21:02:18,089 INFO L383 tUnfolder$Statistics]: this new event has 289 ancestors and is cut-off event [2022-11-18 21:02:18,090 INFO L386 tUnfolder$Statistics]: existing Event has 289 ancestors and is cut-off event [2022-11-18 21:02:18,090 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-18 21:02:18,090 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-18 21:02:18,090 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 263#L1044-1true, 401#L1056-9true]) [2022-11-18 21:02:18,091 INFO L383 tUnfolder$Statistics]: this new event has 287 ancestors and is cut-off event [2022-11-18 21:02:18,091 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-18 21:02:18,091 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-18 21:02:18,091 INFO L386 tUnfolder$Statistics]: existing Event has 287 ancestors and is cut-off event [2022-11-18 21:02:18,092 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [t2_funThread1of1ForFork0NotInUse, 477#L1058-9true, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 263#L1044-1true]) [2022-11-18 21:02:18,092 INFO L383 tUnfolder$Statistics]: this new event has 291 ancestors and is cut-off event [2022-11-18 21:02:18,092 INFO L386 tUnfolder$Statistics]: existing Event has 291 ancestors and is cut-off event [2022-11-18 21:02:18,092 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-18 21:02:18,092 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-18 21:02:18,096 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [51#L1057-9true, 324#L1037-1true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse]) [2022-11-18 21:02:18,096 INFO L383 tUnfolder$Statistics]: this new event has 289 ancestors and is cut-off event [2022-11-18 21:02:18,096 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-18 21:02:18,096 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-18 21:02:18,097 INFO L386 tUnfolder$Statistics]: existing Event has 289 ancestors and is cut-off event [2022-11-18 21:02:18,097 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [324#L1037-1true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 401#L1056-9true]) [2022-11-18 21:02:18,097 INFO L383 tUnfolder$Statistics]: this new event has 287 ancestors and is cut-off event [2022-11-18 21:02:18,097 INFO L386 tUnfolder$Statistics]: existing Event has 287 ancestors and is cut-off event [2022-11-18 21:02:18,098 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-18 21:02:18,098 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-18 21:02:18,098 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [477#L1058-9true, 324#L1037-1true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse]) [2022-11-18 21:02:18,098 INFO L383 tUnfolder$Statistics]: this new event has 291 ancestors and is cut-off event [2022-11-18 21:02:18,099 INFO L386 tUnfolder$Statistics]: existing Event has 291 ancestors and is cut-off event [2022-11-18 21:02:18,099 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-18 21:02:18,099 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-18 21:02:18,115 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [51#L1057-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 409#t2_funErr0ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-18 21:02:18,115 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-18 21:02:18,115 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:18,115 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:18,116 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-18 21:02:18,116 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 409#t2_funErr0ASSERT_VIOLATIONDATA_RACEtrue, 401#L1056-9true]) [2022-11-18 21:02:18,116 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-18 21:02:18,116 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-18 21:02:18,117 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:18,117 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:18,117 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [477#L1058-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 409#t2_funErr0ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-18 21:02:18,117 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-18 21:02:18,117 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:18,118 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-18 21:02:18,118 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:18,120 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [5#L1044-2true, 51#L1057-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse]) [2022-11-18 21:02:18,121 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-18 21:02:18,121 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-18 21:02:18,121 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:18,121 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:18,122 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [5#L1044-2true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 401#L1056-9true]) [2022-11-18 21:02:18,122 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-18 21:02:18,122 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:18,122 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:18,123 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-18 21:02:18,123 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [5#L1044-2true, t2_funThread1of1ForFork0NotInUse, 477#L1058-9true, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse]) [2022-11-18 21:02:18,123 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-18 21:02:18,123 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:18,124 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-18 21:02:18,124 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:18,125 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [51#L1057-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 373#t3_funErr0ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-18 21:02:18,125 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-18 21:02:18,125 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:18,125 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-18 21:02:18,126 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:18,126 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 373#t3_funErr0ASSERT_VIOLATIONDATA_RACEtrue, 401#L1056-9true]) [2022-11-18 21:02:18,126 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-18 21:02:18,126 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:18,126 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:18,127 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-18 21:02:18,127 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [t2_funThread1of1ForFork0NotInUse, 477#L1058-9true, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1InUse, 373#t3_funErr0ASSERT_VIOLATIONDATA_RACEtrue]) [2022-11-18 21:02:18,127 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-18 21:02:18,128 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:18,128 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:18,128 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-18 21:02:18,131 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][496], [51#L1057-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 119#L1037-2true]) [2022-11-18 21:02:18,131 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-18 21:02:18,131 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-18 21:02:18,131 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:18,132 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:18,132 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][497], [t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 401#L1056-9true, 119#L1037-2true]) [2022-11-18 21:02:18,132 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-18 21:02:18,132 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-18 21:02:18,133 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:18,133 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:18,133 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][498], [477#L1058-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 119#L1037-2true]) [2022-11-18 21:02:18,134 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-18 21:02:18,134 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:18,134 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-18 21:02:18,134 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:18,316 INFO L130 PetriNetUnfolder]: 756/10386 cut-off events. [2022-11-18 21:02:18,316 INFO L131 PetriNetUnfolder]: For 1253/1646 co-relation queries the response was YES. [2022-11-18 21:02:18,439 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11702 conditions, 10386 events. 756/10386 cut-off events. For 1253/1646 co-relation queries the response was YES. Maximal size of possible extension queue 158. Compared 112218 event pairs, 375 based on Foata normal form. 870/10049 useless extension candidates. Maximal degree in co-relation 7019. Up to 872 conditions per place. [2022-11-18 21:02:18,518 INFO L137 encePairwiseOnDemand]: 541/574 looper letters, 27 selfloop transitions, 2 changer transitions 0/541 dead transitions. [2022-11-18 21:02:18,518 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 534 places, 541 transitions, 1182 flow [2022-11-18 21:02:18,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:02:18,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 21:02:18,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1596 transitions. [2022-11-18 21:02:18,546 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.926829268292683 [2022-11-18 21:02:18,547 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1596 transitions. [2022-11-18 21:02:18,548 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1596 transitions. [2022-11-18 21:02:18,553 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 21:02:18,556 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1596 transitions. [2022-11-18 21:02:18,564 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 532.0) internal successors, (1596), 3 states have internal predecessors, (1596), 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) [2022-11-18 21:02:18,574 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 574.0) internal successors, (2296), 4 states have internal predecessors, (2296), 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) [2022-11-18 21:02:18,576 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 574.0) internal successors, (2296), 4 states have internal predecessors, (2296), 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) [2022-11-18 21:02:18,578 INFO L175 Difference]: Start difference. First operand has 535 places, 574 transitions, 1190 flow. Second operand 3 states and 1596 transitions. [2022-11-18 21:02:18,580 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 534 places, 541 transitions, 1182 flow [2022-11-18 21:02:18,592 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 534 places, 541 transitions, 1182 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-18 21:02:18,604 INFO L231 Difference]: Finished difference. Result has 534 places, 541 transitions, 1128 flow [2022-11-18 21:02:18,607 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=574, PETRI_DIFFERENCE_MINUEND_FLOW=1124, PETRI_DIFFERENCE_MINUEND_PLACES=532, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=541, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=539, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1128, PETRI_PLACES=534, PETRI_TRANSITIONS=541} [2022-11-18 21:02:18,616 INFO L288 CegarLoopForPetriNet]: 535 programPoint places, -1 predicate places. [2022-11-18 21:02:18,616 INFO L495 AbstractCegarLoop]: Abstraction has has 534 places, 541 transitions, 1128 flow [2022-11-18 21:02:18,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 513.3333333333334) internal successors, (1540), 3 states have internal predecessors, (1540), 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) [2022-11-18 21:02:18,618 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 21:02:18,618 INFO L209 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] [2022-11-18 21:02:18,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 21:02:18,619 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2022-11-18 21:02:18,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:02:18,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1218814672, now seen corresponding path program 1 times [2022-11-18 21:02:18,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:02:18,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17704097] [2022-11-18 21:02:18,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:02:18,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:02:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:18,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:02:18,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:02:18,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17704097] [2022-11-18 21:02:18,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17704097] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:02:18,770 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:02:18,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:02:18,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958425828] [2022-11-18 21:02:18,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:02:18,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:02:18,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:02:18,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:02:18,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:02:18,777 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 515 out of 574 [2022-11-18 21:02:18,779 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 534 places, 541 transitions, 1128 flow. Second operand has 3 states, 3 states have (on average 516.3333333333334) internal successors, (1549), 3 states have internal predecessors, (1549), 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) [2022-11-18 21:02:18,780 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 21:02:18,780 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 515 of 574 [2022-11-18 21:02:18,780 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-18 21:02:21,208 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][490], [51#L1057-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse, 263#L1044-1true]) [2022-11-18 21:02:21,208 INFO L383 tUnfolder$Statistics]: this new event has 289 ancestors and is cut-off event [2022-11-18 21:02:21,209 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-18 21:02:21,209 INFO L386 tUnfolder$Statistics]: existing Event has 289 ancestors and is cut-off event [2022-11-18 21:02:21,209 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-18 21:02:21,209 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][491], [t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse, 263#L1044-1true, 401#L1056-9true]) [2022-11-18 21:02:21,209 INFO L383 tUnfolder$Statistics]: this new event has 287 ancestors and is cut-off event [2022-11-18 21:02:21,209 INFO L386 tUnfolder$Statistics]: existing Event has 287 ancestors and is cut-off event [2022-11-18 21:02:21,210 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-18 21:02:21,210 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-18 21:02:21,210 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][492], [477#L1058-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse, 263#L1044-1true]) [2022-11-18 21:02:21,210 INFO L383 tUnfolder$Statistics]: this new event has 291 ancestors and is cut-off event [2022-11-18 21:02:21,210 INFO L386 tUnfolder$Statistics]: existing Event has 291 ancestors and is cut-off event [2022-11-18 21:02:21,211 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-18 21:02:21,211 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-18 21:02:21,214 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][490], [51#L1057-9true, 324#L1037-1true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0)]) [2022-11-18 21:02:21,214 INFO L383 tUnfolder$Statistics]: this new event has 289 ancestors and is cut-off event [2022-11-18 21:02:21,214 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-18 21:02:21,214 INFO L386 tUnfolder$Statistics]: existing Event has 212 ancestors and is cut-off event [2022-11-18 21:02:21,215 INFO L386 tUnfolder$Statistics]: existing Event has 289 ancestors and is cut-off event [2022-11-18 21:02:21,215 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][491], [324#L1037-1true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0), 401#L1056-9true]) [2022-11-18 21:02:21,215 INFO L383 tUnfolder$Statistics]: this new event has 287 ancestors and is cut-off event [2022-11-18 21:02:21,215 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-18 21:02:21,215 INFO L386 tUnfolder$Statistics]: existing Event has 287 ancestors and is cut-off event [2022-11-18 21:02:21,215 INFO L386 tUnfolder$Statistics]: existing Event has 210 ancestors and is cut-off event [2022-11-18 21:02:21,216 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][492], [324#L1037-1true, 477#L1058-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0)]) [2022-11-18 21:02:21,216 INFO L383 tUnfolder$Statistics]: this new event has 291 ancestors and is cut-off event [2022-11-18 21:02:21,216 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-18 21:02:21,216 INFO L386 tUnfolder$Statistics]: existing Event has 214 ancestors and is cut-off event [2022-11-18 21:02:21,216 INFO L386 tUnfolder$Statistics]: existing Event has 291 ancestors and is cut-off event [2022-11-18 21:02:21,227 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][490], [5#L1044-2true, 51#L1057-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse]) [2022-11-18 21:02:21,234 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-18 21:02:21,234 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:21,234 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:21,234 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-18 21:02:21,235 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][491], [5#L1044-2true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse, 401#L1056-9true]) [2022-11-18 21:02:21,235 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-18 21:02:21,235 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:21,235 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-18 21:02:21,236 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:21,236 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][492], [5#L1044-2true, 477#L1058-9true, t2_funThread1of1ForFork0NotInUse, t1_funThread1of1ForFork2NotInUse, 538#true, 544#(= |#race~A~0| 0), t3_funThread1of1ForFork1InUse]) [2022-11-18 21:02:21,236 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-18 21:02:21,236 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:21,236 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-18 21:02:21,237 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:21,238 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1675] t1_funEXIT-->L1057-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem59#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_6) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_6, ULTIMATE.start_main_#t~mem59#1=|v_ULTIMATE.start_main_#t~mem59#1_7|} AuxVars[] AssignedVars[][490], [51#L1057-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0), 119#L1037-2true]) [2022-11-18 21:02:21,239 INFO L383 tUnfolder$Statistics]: this new event has 290 ancestors and is cut-off event [2022-11-18 21:02:21,239 INFO L386 tUnfolder$Statistics]: existing Event has 290 ancestors and is cut-off event [2022-11-18 21:02:21,239 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:21,239 INFO L386 tUnfolder$Statistics]: existing Event has 213 ancestors and is cut-off event [2022-11-18 21:02:21,240 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1672] t1_funEXIT-->L1056-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem57#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_4) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_4, ULTIMATE.start_main_#t~mem57#1=|v_ULTIMATE.start_main_#t~mem57#1_7|} AuxVars[] AssignedVars[][491], [t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0), 401#L1056-9true, 119#L1037-2true]) [2022-11-18 21:02:21,240 INFO L383 tUnfolder$Statistics]: this new event has 288 ancestors and is cut-off event [2022-11-18 21:02:21,240 INFO L386 tUnfolder$Statistics]: existing Event has 288 ancestors and is cut-off event [2022-11-18 21:02:21,240 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:21,241 INFO L386 tUnfolder$Statistics]: existing Event has 211 ancestors and is cut-off event [2022-11-18 21:02:21,241 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1678] t1_funEXIT-->L1058-9: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem61#1_7| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_t1_funThread1of1ForFork2_thidvar0_8) InVars {t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} OutVars{t1_funThread1of1ForFork2_thidvar0=v_t1_funThread1of1ForFork2_thidvar0_8, ULTIMATE.start_main_#t~mem61#1=|v_ULTIMATE.start_main_#t~mem61#1_7|} AuxVars[] AssignedVars[][492], [477#L1058-9true, t2_funThread1of1ForFork0InUse, t1_funThread1of1ForFork2NotInUse, 538#true, t3_funThread1of1ForFork1NotInUse, 544#(= |#race~A~0| 0), 119#L1037-2true]) [2022-11-18 21:02:21,242 INFO L383 tUnfolder$Statistics]: this new event has 292 ancestors and is cut-off event [2022-11-18 21:02:21,242 INFO L386 tUnfolder$Statistics]: existing Event has 292 ancestors and is cut-off event [2022-11-18 21:02:21,242 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:21,242 INFO L386 tUnfolder$Statistics]: existing Event has 215 ancestors and is cut-off event [2022-11-18 21:02:21,383 INFO L130 PetriNetUnfolder]: 483/8494 cut-off events. [2022-11-18 21:02:21,383 INFO L131 PetriNetUnfolder]: For 826/1081 co-relation queries the response was YES. [2022-11-18 21:02:21,451 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9281 conditions, 8494 events. 483/8494 cut-off events. For 826/1081 co-relation queries the response was YES. Maximal size of possible extension queue 112. Compared 86370 event pairs, 180 based on Foata normal form. 0/7664 useless extension candidates. Maximal degree in co-relation 9222. Up to 485 conditions per place. [2022-11-18 21:02:21,498 INFO L137 encePairwiseOnDemand]: 569/574 looper letters, 21 selfloop transitions, 1 changer transitions 0/537 dead transitions. [2022-11-18 21:02:21,498 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 532 places, 537 transitions, 1164 flow [2022-11-18 21:02:21,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:02:21,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-18 21:02:21,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1571 transitions. [2022-11-18 21:02:21,502 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9123112659698026 [2022-11-18 21:02:21,503 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1571 transitions. [2022-11-18 21:02:21,503 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1571 transitions. [2022-11-18 21:02:21,504 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 21:02:21,504 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1571 transitions. [2022-11-18 21:02:21,508 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 523.6666666666666) internal successors, (1571), 3 states have internal predecessors, (1571), 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) [2022-11-18 21:02:21,512 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 574.0) internal successors, (2296), 4 states have internal predecessors, (2296), 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) [2022-11-18 21:02:21,513 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 574.0) internal successors, (2296), 4 states have internal predecessors, (2296), 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) [2022-11-18 21:02:21,514 INFO L175 Difference]: Start difference. First operand has 534 places, 541 transitions, 1128 flow. Second operand 3 states and 1571 transitions. [2022-11-18 21:02:21,514 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 532 places, 537 transitions, 1164 flow [2022-11-18 21:02:21,518 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 530 places, 537 transitions, 1160 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-18 21:02:21,524 INFO L231 Difference]: Finished difference. Result has 530 places, 537 transitions, 1118 flow [2022-11-18 21:02:21,526 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=574, PETRI_DIFFERENCE_MINUEND_FLOW=1116, PETRI_DIFFERENCE_MINUEND_PLACES=528, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=537, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=536, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1118, PETRI_PLACES=530, PETRI_TRANSITIONS=537} [2022-11-18 21:02:21,526 INFO L288 CegarLoopForPetriNet]: 535 programPoint places, -5 predicate places. [2022-11-18 21:02:21,527 INFO L495 AbstractCegarLoop]: Abstraction has has 530 places, 537 transitions, 1118 flow [2022-11-18 21:02:21,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 516.3333333333334) internal successors, (1549), 3 states have internal predecessors, (1549), 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) [2022-11-18 21:02:21,528 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-18 21:02:21,528 INFO L209 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] [2022-11-18 21:02:21,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 21:02:21,529 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [t2_funErr0ASSERT_VIOLATIONDATA_RACE, t2_funErr1ASSERT_VIOLATIONDATA_RACE, t2_funErr2ASSERT_VIOLATIONDATA_RACE, t2_funErr7ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2022-11-18 21:02:21,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:02:21,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1372861407, now seen corresponding path program 1 times [2022-11-18 21:02:21,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:02:21,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332653226] [2022-11-18 21:02:21,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:02:21,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:02:21,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:22,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:02:22,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:02:22,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332653226] [2022-11-18 21:02:22,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332653226] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:02:22,170 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:02:22,170 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 21:02:22,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957555788] [2022-11-18 21:02:22,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:02:22,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 21:02:22,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:02:22,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 21:02:22,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:02:22,175 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 362 out of 574 [2022-11-18 21:02:22,178 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 530 places, 537 transitions, 1118 flow. Second operand has 6 states, 6 states have (on average 363.5) internal successors, (2181), 6 states have internal predecessors, (2181), 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) [2022-11-18 21:02:22,178 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-18 21:02:22,178 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 362 of 574 [2022-11-18 21:02:22,178 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand