./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 c870162e8691a06e8bb6a8083be9eaf3f7ddc94357fb302a6e1fdd1b7aa873f8 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 19:06:00,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 19:06:00,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 19:06:00,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 19:06:00,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 19:06:00,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 19:06:00,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 19:06:00,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 19:06:00,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 19:06:00,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 19:06:00,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 19:06:00,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 19:06:00,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 19:06:00,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 19:06:00,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 19:06:00,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 19:06:00,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 19:06:00,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 19:06:00,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 19:06:00,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 19:06:00,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 19:06:00,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 19:06:00,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 19:06:00,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 19:06:00,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 19:06:00,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 19:06:00,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 19:06:00,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 19:06:00,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 19:06:00,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 19:06:00,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 19:06:00,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 19:06:00,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 19:06:00,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 19:06:00,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 19:06:00,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 19:06:00,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 19:06:00,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 19:06:00,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 19:06:00,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 19:06:00,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 19:06:00,984 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 19:06:01,008 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 19:06:01,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 19:06:01,009 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 19:06:01,009 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 19:06:01,010 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 19:06:01,010 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 19:06:01,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 19:06:01,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 19:06:01,011 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 19:06:01,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 19:06:01,011 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 19:06:01,011 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 19:06:01,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 19:06:01,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 19:06:01,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 19:06:01,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 19:06:01,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 19:06:01,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 19:06:01,013 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 19:06:01,013 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 19:06:01,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 19:06:01,013 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 19:06:01,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 19:06:01,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 19:06:01,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 19:06:01,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 19:06:01,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:06:01,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 19:06:01,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 19:06:01,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 19:06:01,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 19:06:01,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 19:06:01,015 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 19:06:01,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 19:06:01,015 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 19:06:01,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 19:06:01,015 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 19:06:01,015 INFO L138 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c870162e8691a06e8bb6a8083be9eaf3f7ddc94357fb302a6e1fdd1b7aa873f8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-29 19:06:01,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 19:06:01,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 19:06:01,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 19:06:01,237 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 19:06:01,237 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 19:06:01,238 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c [2023-08-29 19:06:02,102 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 19:06:02,243 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 19:06:02,244 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c [2023-08-29 19:06:02,250 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7163d37e/3c4aa70b68fd4de6a4df4c8c699d7ed0/FLAGd94e2be78 [2023-08-29 19:06:02,260 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7163d37e/3c4aa70b68fd4de6a4df4c8c699d7ed0 [2023-08-29 19:06:02,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 19:06:02,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 19:06:02,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 19:06:02,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 19:06:02,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 19:06:02,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e28837c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02, skipping insertion in model container [2023-08-29 19:06:02,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 19:06:02,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 19:06:02,411 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c[2755,2768] [2023-08-29 19:06:02,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:06:02,442 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 19:06:02,479 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-1.wvr.c[2755,2768] [2023-08-29 19:06:02,488 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:06:02,501 INFO L208 MainTranslator]: Completed translation [2023-08-29 19:06:02,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02 WrapperNode [2023-08-29 19:06:02,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 19:06:02,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 19:06:02,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 19:06:02,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 19:06:02,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,563 INFO L138 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 17, calls inlined = 31, statements flattened = 526 [2023-08-29 19:06:02,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 19:06:02,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 19:06:02,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 19:06:02,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 19:06:02,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,622 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 19:06:02,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 19:06:02,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 19:06:02,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 19:06:02,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (1/1) ... [2023-08-29 19:06:02,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:06:02,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 19:06:02,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 19:06:02,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 19:06:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 19:06:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 19:06:02,689 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 19:06:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 19:06:02,689 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 19:06:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 19:06:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 19:06:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 19:06:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 19:06:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 19:06:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 19:06:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 19:06:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 19:06:02,691 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 19:06:02,771 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 19:06:02,773 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 19:06:03,262 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 19:06:03,271 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 19:06:03,272 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-29 19:06:03,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:06:03 BoogieIcfgContainer [2023-08-29 19:06:03,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 19:06:03,274 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 19:06:03,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 19:06:03,276 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 19:06:03,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 07:06:02" (1/3) ... [2023-08-29 19:06:03,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30c5ca3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:06:03, skipping insertion in model container [2023-08-29 19:06:03,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:06:02" (2/3) ... [2023-08-29 19:06:03,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30c5ca3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:06:03, skipping insertion in model container [2023-08-29 19:06:03,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:06:03" (3/3) ... [2023-08-29 19:06:03,279 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-1.wvr.c [2023-08-29 19:06:03,283 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 19:06:03,289 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 19:06:03,289 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 75 error locations. [2023-08-29 19:06:03,289 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 19:06:03,398 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 19:06:03,423 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 637 places, 663 transitions, 1342 flow [2023-08-29 19:06:03,586 INFO L130 PetriNetUnfolder]: 33/661 cut-off events. [2023-08-29 19:06:03,586 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 19:06:03,596 INFO L83 FinitePrefix]: Finished finitePrefix Result has 670 conditions, 661 events. 33/661 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1739 event pairs, 0 based on Foata normal form. 0/553 useless extension candidates. Maximal degree in co-relation 425. Up to 2 conditions per place. [2023-08-29 19:06:03,596 INFO L82 GeneralOperation]: Start removeDead. Operand has 637 places, 663 transitions, 1342 flow [2023-08-29 19:06:03,606 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 621 places, 646 transitions, 1304 flow [2023-08-29 19:06:03,609 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 19:06:03,619 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 621 places, 646 transitions, 1304 flow [2023-08-29 19:06:03,624 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 621 places, 646 transitions, 1304 flow [2023-08-29 19:06:03,624 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 621 places, 646 transitions, 1304 flow [2023-08-29 19:06:03,710 INFO L130 PetriNetUnfolder]: 32/646 cut-off events. [2023-08-29 19:06:03,710 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 19:06:03,715 INFO L83 FinitePrefix]: Finished finitePrefix Result has 655 conditions, 646 events. 32/646 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1722 event pairs, 0 based on Foata normal form. 0/540 useless extension candidates. Maximal degree in co-relation 425. Up to 2 conditions per place. [2023-08-29 19:06:03,744 INFO L119 LiptonReduction]: Number of co-enabled transitions 90620 [2023-08-29 19:06:15,756 INFO L134 LiptonReduction]: Checked pairs total: 224048 [2023-08-29 19:06:15,756 INFO L136 LiptonReduction]: Total number of compositions: 767 [2023-08-29 19:06:15,777 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 19:06:15,783 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;@24fb235d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 19:06:15,783 INFO L358 AbstractCegarLoop]: Starting to check reachability of 125 error locations. [2023-08-29 19:06:15,785 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 19:06:15,785 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 19:06:15,785 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:15,791 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 19:06:15,792 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:15,795 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:15,796 INFO L85 PathProgramCache]: Analyzing trace with hash 2609, now seen corresponding path program 1 times [2023-08-29 19:06:15,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:15,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156188645] [2023-08-29 19:06:15,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:15,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:15,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:06:15,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:15,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156188645] [2023-08-29 19:06:15,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156188645] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:15,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:15,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 19:06:15,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645957383] [2023-08-29 19:06:15,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:15,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 19:06:15,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:15,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 19:06:15,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 19:06:15,903 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 635 out of 1430 [2023-08-29 19:06:15,908 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 152 transitions, 316 flow. Second operand has 2 states, 2 states have (on average 635.5) internal successors, (1271), 2 states have internal predecessors, (1271), 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) [2023-08-29 19:06:15,909 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:15,909 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 635 of 1430 [2023-08-29 19:06:15,909 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:16,157 INFO L130 PetriNetUnfolder]: 752/2161 cut-off events. [2023-08-29 19:06:16,157 INFO L131 PetriNetUnfolder]: For 60/60 co-relation queries the response was YES. [2023-08-29 19:06:16,160 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3444 conditions, 2161 events. 752/2161 cut-off events. For 60/60 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 15905 event pairs, 627 based on Foata normal form. 154/2126 useless extension candidates. Maximal degree in co-relation 3212. Up to 1234 conditions per place. [2023-08-29 19:06:16,167 INFO L137 encePairwiseOnDemand]: 1372/1430 looper letters, 40 selfloop transitions, 0 changer transitions 1/94 dead transitions. [2023-08-29 19:06:16,167 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 94 transitions, 282 flow [2023-08-29 19:06:16,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 19:06:16,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 19:06:16,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1369 transitions. [2023-08-29 19:06:16,209 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.47867132867132867 [2023-08-29 19:06:16,209 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1369 transitions. [2023-08-29 19:06:16,217 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1369 transitions. [2023-08-29 19:06:16,220 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:16,222 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1369 transitions. [2023-08-29 19:06:16,227 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 684.5) internal successors, (1369), 2 states have internal predecessors, (1369), 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) [2023-08-29 19:06:16,246 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1430.0) internal successors, (4290), 3 states have internal predecessors, (4290), 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) [2023-08-29 19:06:16,248 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1430.0) internal successors, (4290), 3 states have internal predecessors, (4290), 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) [2023-08-29 19:06:16,249 INFO L175 Difference]: Start difference. First operand has 150 places, 152 transitions, 316 flow. Second operand 2 states and 1369 transitions. [2023-08-29 19:06:16,250 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 94 transitions, 282 flow [2023-08-29 19:06:16,260 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 94 transitions, 274 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:06:16,262 INFO L231 Difference]: Finished difference. Result has 93 places, 93 transitions, 189 flow [2023-08-29 19:06:16,264 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=192, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=189, PETRI_PLACES=93, PETRI_TRANSITIONS=93} [2023-08-29 19:06:16,266 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -57 predicate places. [2023-08-29 19:06:16,287 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 93 transitions, 189 flow [2023-08-29 19:06:16,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 635.5) internal successors, (1271), 2 states have internal predecessors, (1271), 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) [2023-08-29 19:06:16,287 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:16,288 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-08-29 19:06:16,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 19:06:16,288 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:16,288 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:16,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1765727530, now seen corresponding path program 1 times [2023-08-29 19:06:16,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:16,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101225962] [2023-08-29 19:06:16,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:16,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:16,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:06:16,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:16,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101225962] [2023-08-29 19:06:16,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101225962] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:16,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:16,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:06:16,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7868690] [2023-08-29 19:06:16,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:16,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:06:16,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:16,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:06:16,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:06:16,435 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 625 out of 1430 [2023-08-29 19:06:16,436 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 93 transitions, 189 flow. Second operand has 3 states, 3 states have (on average 626.6666666666666) internal successors, (1880), 3 states have internal predecessors, (1880), 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) [2023-08-29 19:06:16,437 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:16,437 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 625 of 1430 [2023-08-29 19:06:16,437 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:16,620 INFO L130 PetriNetUnfolder]: 752/2153 cut-off events. [2023-08-29 19:06:16,620 INFO L131 PetriNetUnfolder]: For 15/15 co-relation queries the response was YES. [2023-08-29 19:06:16,622 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3403 conditions, 2153 events. 752/2153 cut-off events. For 15/15 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 15821 event pairs, 627 based on Foata normal form. 0/1964 useless extension candidates. Maximal degree in co-relation 3400. Up to 1232 conditions per place. [2023-08-29 19:06:16,627 INFO L137 encePairwiseOnDemand]: 1427/1430 looper letters, 39 selfloop transitions, 1 changer transitions 0/91 dead transitions. [2023-08-29 19:06:16,627 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 91 transitions, 265 flow [2023-08-29 19:06:16,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:06:16,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:06:16,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1917 transitions. [2023-08-29 19:06:16,631 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44685314685314687 [2023-08-29 19:06:16,631 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1917 transitions. [2023-08-29 19:06:16,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1917 transitions. [2023-08-29 19:06:16,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:16,632 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1917 transitions. [2023-08-29 19:06:16,634 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 639.0) internal successors, (1917), 3 states have internal predecessors, (1917), 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) [2023-08-29 19:06:16,639 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:16,641 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:16,641 INFO L175 Difference]: Start difference. First operand has 93 places, 93 transitions, 189 flow. Second operand 3 states and 1917 transitions. [2023-08-29 19:06:16,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 91 transitions, 265 flow [2023-08-29 19:06:16,642 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 91 transitions, 265 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:06:16,643 INFO L231 Difference]: Finished difference. Result has 92 places, 91 transitions, 187 flow [2023-08-29 19:06:16,643 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=185, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=187, PETRI_PLACES=92, PETRI_TRANSITIONS=91} [2023-08-29 19:06:16,644 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -58 predicate places. [2023-08-29 19:06:16,644 INFO L495 AbstractCegarLoop]: Abstraction has has 92 places, 91 transitions, 187 flow [2023-08-29 19:06:16,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 626.6666666666666) internal successors, (1880), 3 states have internal predecessors, (1880), 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) [2023-08-29 19:06:16,645 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:16,645 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-08-29 19:06:16,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 19:06:16,645 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:16,646 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:16,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1097044559, now seen corresponding path program 1 times [2023-08-29 19:06:16,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:16,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472860891] [2023-08-29 19:06:16,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:16,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:16,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:06:16,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:16,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472860891] [2023-08-29 19:06:16,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472860891] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:16,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:16,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:06:16,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465021379] [2023-08-29 19:06:16,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:16,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:06:16,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:16,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:06:16,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:06:16,701 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 620 out of 1430 [2023-08-29 19:06:16,702 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 91 transitions, 187 flow. Second operand has 3 states, 3 states have (on average 622.0) internal successors, (1866), 3 states have internal predecessors, (1866), 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) [2023-08-29 19:06:16,702 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:16,703 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 620 of 1430 [2023-08-29 19:06:16,703 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:16,999 INFO L130 PetriNetUnfolder]: 1306/3460 cut-off events. [2023-08-29 19:06:16,999 INFO L131 PetriNetUnfolder]: For 7/80 co-relation queries the response was YES. [2023-08-29 19:06:17,002 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5596 conditions, 3460 events. 1306/3460 cut-off events. For 7/80 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 24737 event pairs, 464 based on Foata normal form. 2/3175 useless extension candidates. Maximal degree in co-relation 5592. Up to 1182 conditions per place. [2023-08-29 19:06:17,011 INFO L137 encePairwiseOnDemand]: 1425/1430 looper letters, 67 selfloop transitions, 4 changer transitions 0/121 dead transitions. [2023-08-29 19:06:17,011 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 121 transitions, 390 flow [2023-08-29 19:06:17,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:06:17,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:06:17,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1932 transitions. [2023-08-29 19:06:17,015 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45034965034965035 [2023-08-29 19:06:17,015 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1932 transitions. [2023-08-29 19:06:17,015 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1932 transitions. [2023-08-29 19:06:17,016 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:17,016 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1932 transitions. [2023-08-29 19:06:17,018 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 644.0) internal successors, (1932), 3 states have internal predecessors, (1932), 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) [2023-08-29 19:06:17,023 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:17,025 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:17,025 INFO L175 Difference]: Start difference. First operand has 92 places, 91 transitions, 187 flow. Second operand 3 states and 1932 transitions. [2023-08-29 19:06:17,025 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 121 transitions, 390 flow [2023-08-29 19:06:17,027 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 121 transitions, 389 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 19:06:17,028 INFO L231 Difference]: Finished difference. Result has 94 places, 92 transitions, 208 flow [2023-08-29 19:06:17,029 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=184, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=208, PETRI_PLACES=94, PETRI_TRANSITIONS=92} [2023-08-29 19:06:17,030 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -56 predicate places. [2023-08-29 19:06:17,032 INFO L495 AbstractCegarLoop]: Abstraction has has 94 places, 92 transitions, 208 flow [2023-08-29 19:06:17,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 622.0) internal successors, (1866), 3 states have internal predecessors, (1866), 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) [2023-08-29 19:06:17,033 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:17,033 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:06:17,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 19:06:17,033 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:17,034 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:17,034 INFO L85 PathProgramCache]: Analyzing trace with hash -351338501, now seen corresponding path program 1 times [2023-08-29 19:06:17,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:17,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198757919] [2023-08-29 19:06:17,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:17,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:17,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:06:17,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:17,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198757919] [2023-08-29 19:06:17,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198757919] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:17,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:17,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:06:17,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945922785] [2023-08-29 19:06:17,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:17,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:06:17,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:17,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:06:17,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:06:17,113 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 616 out of 1430 [2023-08-29 19:06:17,114 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 92 transitions, 208 flow. Second operand has 3 states, 3 states have (on average 618.3333333333334) internal successors, (1855), 3 states have internal predecessors, (1855), 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) [2023-08-29 19:06:17,115 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:17,115 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 616 of 1430 [2023-08-29 19:06:17,115 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:17,389 INFO L130 PetriNetUnfolder]: 1401/3487 cut-off events. [2023-08-29 19:06:17,390 INFO L131 PetriNetUnfolder]: For 286/286 co-relation queries the response was YES. [2023-08-29 19:06:17,394 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6088 conditions, 3487 events. 1401/3487 cut-off events. For 286/286 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 24217 event pairs, 432 based on Foata normal form. 0/3311 useless extension candidates. Maximal degree in co-relation 6083. Up to 2126 conditions per place. [2023-08-29 19:06:17,403 INFO L137 encePairwiseOnDemand]: 1422/1430 looper letters, 55 selfloop transitions, 2 changer transitions 0/101 dead transitions. [2023-08-29 19:06:17,403 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 101 transitions, 348 flow [2023-08-29 19:06:17,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:06:17,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:06:17,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1909 transitions. [2023-08-29 19:06:17,407 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.444988344988345 [2023-08-29 19:06:17,407 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1909 transitions. [2023-08-29 19:06:17,407 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1909 transitions. [2023-08-29 19:06:17,408 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:17,408 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1909 transitions. [2023-08-29 19:06:17,410 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 636.3333333333334) internal successors, (1909), 3 states have internal predecessors, (1909), 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) [2023-08-29 19:06:17,416 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:17,418 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:17,418 INFO L175 Difference]: Start difference. First operand has 94 places, 92 transitions, 208 flow. Second operand 3 states and 1909 transitions. [2023-08-29 19:06:17,418 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 101 transitions, 348 flow [2023-08-29 19:06:17,419 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 101 transitions, 338 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-29 19:06:17,420 INFO L231 Difference]: Finished difference. Result has 89 places, 88 transitions, 202 flow [2023-08-29 19:06:17,421 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=188, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=202, PETRI_PLACES=89, PETRI_TRANSITIONS=88} [2023-08-29 19:06:17,421 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -61 predicate places. [2023-08-29 19:06:17,421 INFO L495 AbstractCegarLoop]: Abstraction has has 89 places, 88 transitions, 202 flow [2023-08-29 19:06:17,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 618.3333333333334) internal successors, (1855), 3 states have internal predecessors, (1855), 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) [2023-08-29 19:06:17,422 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:17,423 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:06:17,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 19:06:17,423 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:17,423 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:17,423 INFO L85 PathProgramCache]: Analyzing trace with hash 2074909522, now seen corresponding path program 1 times [2023-08-29 19:06:17,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:17,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362690480] [2023-08-29 19:06:17,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:17,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:17,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:06:17,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:17,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362690480] [2023-08-29 19:06:17,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362690480] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:17,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:17,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:06:17,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100252674] [2023-08-29 19:06:17,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:17,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:06:17,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:17,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:06:17,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:06:17,484 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 620 out of 1430 [2023-08-29 19:06:17,486 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 89 places, 88 transitions, 202 flow. Second operand has 3 states, 3 states have (on average 622.6666666666666) internal successors, (1868), 3 states have internal predecessors, (1868), 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) [2023-08-29 19:06:17,486 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:17,486 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 620 of 1430 [2023-08-29 19:06:17,486 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:17,878 INFO L130 PetriNetUnfolder]: 2381/5464 cut-off events. [2023-08-29 19:06:17,879 INFO L131 PetriNetUnfolder]: For 375/375 co-relation queries the response was YES. [2023-08-29 19:06:17,885 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9852 conditions, 5464 events. 2381/5464 cut-off events. For 375/375 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 38600 event pairs, 910 based on Foata normal form. 0/5184 useless extension candidates. Maximal degree in co-relation 9847. Up to 1952 conditions per place. [2023-08-29 19:06:17,902 INFO L137 encePairwiseOnDemand]: 1425/1430 looper letters, 74 selfloop transitions, 4 changer transitions 0/121 dead transitions. [2023-08-29 19:06:17,903 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 90 places, 121 transitions, 442 flow [2023-08-29 19:06:17,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:06:17,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:06:17,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1932 transitions. [2023-08-29 19:06:17,907 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.45034965034965035 [2023-08-29 19:06:17,907 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1932 transitions. [2023-08-29 19:06:17,907 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1932 transitions. [2023-08-29 19:06:17,908 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:17,908 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1932 transitions. [2023-08-29 19:06:17,911 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 644.0) internal successors, (1932), 3 states have internal predecessors, (1932), 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) [2023-08-29 19:06:17,915 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:17,916 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:17,916 INFO L175 Difference]: Start difference. First operand has 89 places, 88 transitions, 202 flow. Second operand 3 states and 1932 transitions. [2023-08-29 19:06:17,916 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 90 places, 121 transitions, 442 flow [2023-08-29 19:06:17,918 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 121 transitions, 442 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:06:17,920 INFO L231 Difference]: Finished difference. Result has 92 places, 89 transitions, 224 flow [2023-08-29 19:06:17,921 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=224, PETRI_PLACES=92, PETRI_TRANSITIONS=89} [2023-08-29 19:06:17,922 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -58 predicate places. [2023-08-29 19:06:17,922 INFO L495 AbstractCegarLoop]: Abstraction has has 92 places, 89 transitions, 224 flow [2023-08-29 19:06:17,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 622.6666666666666) internal successors, (1868), 3 states have internal predecessors, (1868), 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) [2023-08-29 19:06:17,923 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:17,923 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:06:17,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-29 19:06:17,923 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:17,923 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:17,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1102148597, now seen corresponding path program 1 times [2023-08-29 19:06:17,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:17,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506002249] [2023-08-29 19:06:17,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:17,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:18,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:06:18,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:18,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506002249] [2023-08-29 19:06:18,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506002249] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:18,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:18,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:06:18,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065083974] [2023-08-29 19:06:18,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:18,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:06:18,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:18,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:06:18,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:06:18,433 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 622 out of 1430 [2023-08-29 19:06:18,435 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 89 transitions, 224 flow. Second operand has 6 states, 6 states have (on average 623.6666666666666) internal successors, (3742), 6 states have internal predecessors, (3742), 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) [2023-08-29 19:06:18,435 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:18,436 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 622 of 1430 [2023-08-29 19:06:18,436 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:19,460 INFO L130 PetriNetUnfolder]: 8173/13550 cut-off events. [2023-08-29 19:06:19,460 INFO L131 PetriNetUnfolder]: For 2943/2943 co-relation queries the response was YES. [2023-08-29 19:06:19,474 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28634 conditions, 13550 events. 8173/13550 cut-off events. For 2943/2943 co-relation queries the response was YES. Maximal size of possible extension queue 286. Compared 90136 event pairs, 625 based on Foata normal form. 0/13414 useless extension candidates. Maximal degree in co-relation 28627. Up to 4324 conditions per place. [2023-08-29 19:06:19,508 INFO L137 encePairwiseOnDemand]: 1425/1430 looper letters, 194 selfloop transitions, 4 changer transitions 0/236 dead transitions. [2023-08-29 19:06:19,508 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 236 transitions, 1058 flow [2023-08-29 19:06:19,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:06:19,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:06:19,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3901 transitions. [2023-08-29 19:06:19,514 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4546620046620047 [2023-08-29 19:06:19,514 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3901 transitions. [2023-08-29 19:06:19,514 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3901 transitions. [2023-08-29 19:06:19,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:19,516 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3901 transitions. [2023-08-29 19:06:19,520 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 650.1666666666666) internal successors, (3901), 6 states have internal predecessors, (3901), 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) [2023-08-29 19:06:19,527 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1430.0) internal successors, (10010), 7 states have internal predecessors, (10010), 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) [2023-08-29 19:06:19,528 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1430.0) internal successors, (10010), 7 states have internal predecessors, (10010), 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) [2023-08-29 19:06:19,528 INFO L175 Difference]: Start difference. First operand has 92 places, 89 transitions, 224 flow. Second operand 6 states and 3901 transitions. [2023-08-29 19:06:19,528 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 236 transitions, 1058 flow [2023-08-29 19:06:19,532 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 236 transitions, 1026 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-29 19:06:19,534 INFO L231 Difference]: Finished difference. Result has 94 places, 88 transitions, 222 flow [2023-08-29 19:06:19,534 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=214, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=222, PETRI_PLACES=94, PETRI_TRANSITIONS=88} [2023-08-29 19:06:19,534 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -56 predicate places. [2023-08-29 19:06:19,534 INFO L495 AbstractCegarLoop]: Abstraction has has 94 places, 88 transitions, 222 flow [2023-08-29 19:06:19,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 623.6666666666666) internal successors, (3742), 6 states have internal predecessors, (3742), 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) [2023-08-29 19:06:19,535 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:19,535 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:06:19,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-29 19:06:19,536 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:19,536 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:19,536 INFO L85 PathProgramCache]: Analyzing trace with hash 962442199, now seen corresponding path program 1 times [2023-08-29 19:06:19,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:19,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216794902] [2023-08-29 19:06:19,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:19,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:19,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:06:19,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:19,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216794902] [2023-08-29 19:06:19,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216794902] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:19,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:19,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-29 19:06:19,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532298251] [2023-08-29 19:06:19,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:19,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-08-29 19:06:19,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:19,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-08-29 19:06:19,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-08-29 19:06:19,644 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 625 out of 1430 [2023-08-29 19:06:19,645 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 88 transitions, 222 flow. Second operand has 4 states, 4 states have (on average 626.75) internal successors, (2507), 4 states have internal predecessors, (2507), 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) [2023-08-29 19:06:19,645 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:19,645 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 625 of 1430 [2023-08-29 19:06:19,646 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:20,139 INFO L130 PetriNetUnfolder]: 2790/6475 cut-off events. [2023-08-29 19:06:20,139 INFO L131 PetriNetUnfolder]: For 1361/1443 co-relation queries the response was YES. [2023-08-29 19:06:20,149 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12935 conditions, 6475 events. 2790/6475 cut-off events. For 1361/1443 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 48239 event pairs, 2028 based on Foata normal form. 66/6412 useless extension candidates. Maximal degree in co-relation 12928. Up to 3280 conditions per place. [2023-08-29 19:06:20,166 INFO L137 encePairwiseOnDemand]: 1425/1430 looper letters, 93 selfloop transitions, 5 changer transitions 0/140 dead transitions. [2023-08-29 19:06:20,166 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 140 transitions, 568 flow [2023-08-29 19:06:20,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-29 19:06:20,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-29 19:06:20,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3212 transitions. [2023-08-29 19:06:20,172 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4492307692307692 [2023-08-29 19:06:20,172 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 3212 transitions. [2023-08-29 19:06:20,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 3212 transitions. [2023-08-29 19:06:20,174 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:20,174 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 3212 transitions. [2023-08-29 19:06:20,178 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 642.4) internal successors, (3212), 5 states have internal predecessors, (3212), 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) [2023-08-29 19:06:20,184 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 1430.0) internal successors, (8580), 6 states have internal predecessors, (8580), 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) [2023-08-29 19:06:20,185 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 1430.0) internal successors, (8580), 6 states have internal predecessors, (8580), 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) [2023-08-29 19:06:20,185 INFO L175 Difference]: Start difference. First operand has 94 places, 88 transitions, 222 flow. Second operand 5 states and 3212 transitions. [2023-08-29 19:06:20,185 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 140 transitions, 568 flow [2023-08-29 19:06:20,188 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 140 transitions, 557 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:06:20,189 INFO L231 Difference]: Finished difference. Result has 97 places, 91 transitions, 253 flow [2023-08-29 19:06:20,190 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=215, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=253, PETRI_PLACES=97, PETRI_TRANSITIONS=91} [2023-08-29 19:06:20,190 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -53 predicate places. [2023-08-29 19:06:20,190 INFO L495 AbstractCegarLoop]: Abstraction has has 97 places, 91 transitions, 253 flow [2023-08-29 19:06:20,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 626.75) internal successors, (2507), 4 states have internal predecessors, (2507), 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) [2023-08-29 19:06:20,191 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:20,191 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:06:20,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-29 19:06:20,191 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:20,192 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:20,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1245780315, now seen corresponding path program 1 times [2023-08-29 19:06:20,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:20,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439492969] [2023-08-29 19:06:20,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:20,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:20,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:06:20,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:20,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439492969] [2023-08-29 19:06:20,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439492969] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:20,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:20,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:06:20,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831490000] [2023-08-29 19:06:20,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:20,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:06:20,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:20,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:06:20,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:06:20,666 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 608 out of 1430 [2023-08-29 19:06:20,668 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 91 transitions, 253 flow. Second operand has 6 states, 6 states have (on average 610.3333333333334) internal successors, (3662), 6 states have internal predecessors, (3662), 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) [2023-08-29 19:06:20,668 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:20,668 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 608 of 1430 [2023-08-29 19:06:20,669 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:21,319 INFO L130 PetriNetUnfolder]: 4262/8128 cut-off events. [2023-08-29 19:06:21,319 INFO L131 PetriNetUnfolder]: For 1702/1702 co-relation queries the response was YES. [2023-08-29 19:06:21,334 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17163 conditions, 8128 events. 4262/8128 cut-off events. For 1702/1702 co-relation queries the response was YES. Maximal size of possible extension queue 172. Compared 54009 event pairs, 1128 based on Foata normal form. 0/8074 useless extension candidates. Maximal degree in co-relation 17154. Up to 3768 conditions per place. [2023-08-29 19:06:21,354 INFO L137 encePairwiseOnDemand]: 1422/1430 looper letters, 138 selfloop transitions, 5 changer transitions 0/172 dead transitions. [2023-08-29 19:06:21,354 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 172 transitions, 801 flow [2023-08-29 19:06:21,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:06:21,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:06:21,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3773 transitions. [2023-08-29 19:06:21,360 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.43974358974358974 [2023-08-29 19:06:21,360 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3773 transitions. [2023-08-29 19:06:21,360 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3773 transitions. [2023-08-29 19:06:21,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:21,362 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3773 transitions. [2023-08-29 19:06:21,366 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 628.8333333333334) internal successors, (3773), 6 states have internal predecessors, (3773), 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) [2023-08-29 19:06:21,372 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1430.0) internal successors, (10010), 7 states have internal predecessors, (10010), 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) [2023-08-29 19:06:21,373 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1430.0) internal successors, (10010), 7 states have internal predecessors, (10010), 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) [2023-08-29 19:06:21,373 INFO L175 Difference]: Start difference. First operand has 97 places, 91 transitions, 253 flow. Second operand 6 states and 3773 transitions. [2023-08-29 19:06:21,373 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 172 transitions, 801 flow [2023-08-29 19:06:21,375 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 99 places, 172 transitions, 799 flow, removed 1 selfloop flow, removed 0 redundant places. [2023-08-29 19:06:21,376 INFO L231 Difference]: Finished difference. Result has 99 places, 88 transitions, 255 flow [2023-08-29 19:06:21,376 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=245, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=88, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=255, PETRI_PLACES=99, PETRI_TRANSITIONS=88} [2023-08-29 19:06:21,376 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -51 predicate places. [2023-08-29 19:06:21,377 INFO L495 AbstractCegarLoop]: Abstraction has has 99 places, 88 transitions, 255 flow [2023-08-29 19:06:21,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 610.3333333333334) internal successors, (3662), 6 states have internal predecessors, (3662), 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) [2023-08-29 19:06:21,377 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:21,377 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:06:21,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-29 19:06:21,378 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:21,378 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:21,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1035680915, now seen corresponding path program 1 times [2023-08-29 19:06:21,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:21,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011011348] [2023-08-29 19:06:21,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:21,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:21,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-29 19:06:21,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:21,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011011348] [2023-08-29 19:06:21,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011011348] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:21,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:21,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:06:21,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174576382] [2023-08-29 19:06:21,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:21,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:06:21,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:21,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:06:21,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:06:21,824 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 608 out of 1430 [2023-08-29 19:06:21,826 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 88 transitions, 255 flow. Second operand has 6 states, 6 states have (on average 610.1666666666666) internal successors, (3661), 6 states have internal predecessors, (3661), 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) [2023-08-29 19:06:21,826 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:21,826 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 608 of 1430 [2023-08-29 19:06:21,826 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:22,487 INFO L130 PetriNetUnfolder]: 4510/8380 cut-off events. [2023-08-29 19:06:22,487 INFO L131 PetriNetUnfolder]: For 1688/1688 co-relation queries the response was YES. [2023-08-29 19:06:22,501 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18169 conditions, 8380 events. 4510/8380 cut-off events. For 1688/1688 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 53247 event pairs, 1340 based on Foata normal form. 0/8342 useless extension candidates. Maximal degree in co-relation 18159. Up to 3748 conditions per place. [2023-08-29 19:06:22,523 INFO L137 encePairwiseOnDemand]: 1422/1430 looper letters, 140 selfloop transitions, 5 changer transitions 0/169 dead transitions. [2023-08-29 19:06:22,523 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 169 transitions, 775 flow [2023-08-29 19:06:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:06:22,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:06:22,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3779 transitions. [2023-08-29 19:06:22,530 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4404428904428904 [2023-08-29 19:06:22,530 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3779 transitions. [2023-08-29 19:06:22,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3779 transitions. [2023-08-29 19:06:22,531 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:22,531 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3779 transitions. [2023-08-29 19:06:22,535 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 629.8333333333334) internal successors, (3779), 6 states have internal predecessors, (3779), 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) [2023-08-29 19:06:22,542 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1430.0) internal successors, (10010), 7 states have internal predecessors, (10010), 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) [2023-08-29 19:06:22,543 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1430.0) internal successors, (10010), 7 states have internal predecessors, (10010), 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) [2023-08-29 19:06:22,543 INFO L175 Difference]: Start difference. First operand has 99 places, 88 transitions, 255 flow. Second operand 6 states and 3779 transitions. [2023-08-29 19:06:22,543 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 169 transitions, 775 flow [2023-08-29 19:06:22,546 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 96 places, 169 transitions, 749 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-29 19:06:22,548 INFO L231 Difference]: Finished difference. Result has 96 places, 85 transitions, 249 flow [2023-08-29 19:06:22,548 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=239, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=249, PETRI_PLACES=96, PETRI_TRANSITIONS=85} [2023-08-29 19:06:22,549 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -54 predicate places. [2023-08-29 19:06:22,549 INFO L495 AbstractCegarLoop]: Abstraction has has 96 places, 85 transitions, 249 flow [2023-08-29 19:06:22,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 610.1666666666666) internal successors, (3661), 6 states have internal predecessors, (3661), 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) [2023-08-29 19:06:22,550 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:22,550 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:06:22,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-29 19:06:22,550 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:22,550 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:22,550 INFO L85 PathProgramCache]: Analyzing trace with hash 35543714, now seen corresponding path program 1 times [2023-08-29 19:06:22,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:22,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139218754] [2023-08-29 19:06:22,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:22,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:22,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:06:22,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:22,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139218754] [2023-08-29 19:06:22,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139218754] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:22,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:22,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:06:22,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521895130] [2023-08-29 19:06:22,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:22,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:06:22,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:22,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:06:22,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:06:22,578 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 631 out of 1430 [2023-08-29 19:06:22,579 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 85 transitions, 249 flow. Second operand has 3 states, 3 states have (on average 635.0) internal successors, (1905), 3 states have internal predecessors, (1905), 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) [2023-08-29 19:06:22,579 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:22,579 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 631 of 1430 [2023-08-29 19:06:22,579 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:23,065 INFO L130 PetriNetUnfolder]: 3466/7381 cut-off events. [2023-08-29 19:06:23,065 INFO L131 PetriNetUnfolder]: For 1418/1418 co-relation queries the response was YES. [2023-08-29 19:06:23,074 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15206 conditions, 7381 events. 3466/7381 cut-off events. For 1418/1418 co-relation queries the response was YES. Maximal size of possible extension queue 176. Compared 52852 event pairs, 743 based on Foata normal form. 0/7326 useless extension candidates. Maximal degree in co-relation 15196. Up to 4192 conditions per place. [2023-08-29 19:06:23,087 INFO L137 encePairwiseOnDemand]: 1428/1430 looper letters, 77 selfloop transitions, 1 changer transitions 0/113 dead transitions. [2023-08-29 19:06:23,087 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 113 transitions, 494 flow [2023-08-29 19:06:23,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:06:23,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:06:23,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1960 transitions. [2023-08-29 19:06:23,090 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4568764568764569 [2023-08-29 19:06:23,091 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1960 transitions. [2023-08-29 19:06:23,091 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1960 transitions. [2023-08-29 19:06:23,091 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:23,091 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1960 transitions. [2023-08-29 19:06:23,093 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 653.3333333333334) internal successors, (1960), 3 states have internal predecessors, (1960), 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) [2023-08-29 19:06:23,096 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:23,097 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:23,097 INFO L175 Difference]: Start difference. First operand has 96 places, 85 transitions, 249 flow. Second operand 3 states and 1960 transitions. [2023-08-29 19:06:23,097 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 113 transitions, 494 flow [2023-08-29 19:06:23,099 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 113 transitions, 482 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-29 19:06:23,100 INFO L231 Difference]: Finished difference. Result has 93 places, 85 transitions, 244 flow [2023-08-29 19:06:23,100 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=237, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=244, PETRI_PLACES=93, PETRI_TRANSITIONS=85} [2023-08-29 19:06:23,101 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -57 predicate places. [2023-08-29 19:06:23,101 INFO L495 AbstractCegarLoop]: Abstraction has has 93 places, 85 transitions, 244 flow [2023-08-29 19:06:23,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 635.0) internal successors, (1905), 3 states have internal predecessors, (1905), 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) [2023-08-29 19:06:23,101 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:23,101 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:06:23,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-29 19:06:23,102 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:23,102 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:23,102 INFO L85 PathProgramCache]: Analyzing trace with hash -782778759, now seen corresponding path program 1 times [2023-08-29 19:06:23,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:23,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276245095] [2023-08-29 19:06:23,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:23,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:23,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:06:23,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:23,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276245095] [2023-08-29 19:06:23,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276245095] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:23,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:23,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:06:23,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326598467] [2023-08-29 19:06:23,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:23,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:06:23,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:23,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:06:23,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:06:23,587 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 622 out of 1430 [2023-08-29 19:06:23,588 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 85 transitions, 244 flow. Second operand has 6 states, 6 states have (on average 624.5) internal successors, (3747), 6 states have internal predecessors, (3747), 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) [2023-08-29 19:06:23,588 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:23,588 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 622 of 1430 [2023-08-29 19:06:23,588 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:24,163 INFO L130 PetriNetUnfolder]: 3782/8068 cut-off events. [2023-08-29 19:06:24,164 INFO L131 PetriNetUnfolder]: For 1504/1504 co-relation queries the response was YES. [2023-08-29 19:06:24,179 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16621 conditions, 8068 events. 3782/8068 cut-off events. For 1504/1504 co-relation queries the response was YES. Maximal size of possible extension queue 185. Compared 59246 event pairs, 2805 based on Foata normal form. 0/7990 useless extension candidates. Maximal degree in co-relation 16611. Up to 5485 conditions per place. [2023-08-29 19:06:24,196 INFO L137 encePairwiseOnDemand]: 1425/1430 looper letters, 118 selfloop transitions, 4 changer transitions 12/164 dead transitions. [2023-08-29 19:06:24,197 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 164 transitions, 750 flow [2023-08-29 19:06:24,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:06:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:06:24,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3841 transitions. [2023-08-29 19:06:24,202 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44766899766899765 [2023-08-29 19:06:24,202 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3841 transitions. [2023-08-29 19:06:24,202 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3841 transitions. [2023-08-29 19:06:24,204 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:24,204 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3841 transitions. [2023-08-29 19:06:24,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 640.1666666666666) internal successors, (3841), 6 states have internal predecessors, (3841), 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) [2023-08-29 19:06:24,213 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1430.0) internal successors, (10010), 7 states have internal predecessors, (10010), 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) [2023-08-29 19:06:24,214 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1430.0) internal successors, (10010), 7 states have internal predecessors, (10010), 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) [2023-08-29 19:06:24,214 INFO L175 Difference]: Start difference. First operand has 93 places, 85 transitions, 244 flow. Second operand 6 states and 3841 transitions. [2023-08-29 19:06:24,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 164 transitions, 750 flow [2023-08-29 19:06:24,217 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 164 transitions, 750 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:06:24,218 INFO L231 Difference]: Finished difference. Result has 97 places, 84 transitions, 250 flow [2023-08-29 19:06:24,218 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=84, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=250, PETRI_PLACES=97, PETRI_TRANSITIONS=84} [2023-08-29 19:06:24,218 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -53 predicate places. [2023-08-29 19:06:24,218 INFO L495 AbstractCegarLoop]: Abstraction has has 97 places, 84 transitions, 250 flow [2023-08-29 19:06:24,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 624.5) internal successors, (3747), 6 states have internal predecessors, (3747), 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) [2023-08-29 19:06:24,219 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:24,219 INFO L208 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] [2023-08-29 19:06:24,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-29 19:06:24,220 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:24,220 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:24,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1147819692, now seen corresponding path program 1 times [2023-08-29 19:06:24,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:24,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328578516] [2023-08-29 19:06:24,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:24,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:24,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:06:24,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:24,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328578516] [2023-08-29 19:06:24,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328578516] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:24,244 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:24,244 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:06:24,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843009835] [2023-08-29 19:06:24,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:24,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:06:24,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:24,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:06:24,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:06:24,262 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 615 out of 1430 [2023-08-29 19:06:24,263 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 84 transitions, 250 flow. Second operand has 3 states, 3 states have (on average 620.3333333333334) internal successors, (1861), 3 states have internal predecessors, (1861), 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) [2023-08-29 19:06:24,263 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:24,263 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 615 of 1430 [2023-08-29 19:06:24,263 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:24,833 INFO L130 PetriNetUnfolder]: 3466/7472 cut-off events. [2023-08-29 19:06:24,833 INFO L131 PetriNetUnfolder]: For 1460/1460 co-relation queries the response was YES. [2023-08-29 19:06:24,848 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15428 conditions, 7472 events. 3466/7472 cut-off events. For 1460/1460 co-relation queries the response was YES. Maximal size of possible extension queue 165. Compared 54137 event pairs, 2711 based on Foata normal form. 0/7394 useless extension candidates. Maximal degree in co-relation 15417. Up to 5329 conditions per place. [2023-08-29 19:06:24,862 INFO L137 encePairwiseOnDemand]: 1426/1430 looper letters, 56 selfloop transitions, 3 changer transitions 17/105 dead transitions. [2023-08-29 19:06:24,862 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 105 transitions, 463 flow [2023-08-29 19:06:24,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:06:24,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:06:24,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1905 transitions. [2023-08-29 19:06:24,866 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44405594405594406 [2023-08-29 19:06:24,866 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1905 transitions. [2023-08-29 19:06:24,866 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1905 transitions. [2023-08-29 19:06:24,867 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:24,867 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1905 transitions. [2023-08-29 19:06:24,869 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 635.0) internal successors, (1905), 3 states have internal predecessors, (1905), 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) [2023-08-29 19:06:24,872 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:24,873 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:24,873 INFO L175 Difference]: Start difference. First operand has 97 places, 84 transitions, 250 flow. Second operand 3 states and 1905 transitions. [2023-08-29 19:06:24,873 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 105 transitions, 463 flow [2023-08-29 19:06:24,876 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 105 transitions, 454 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:06:24,877 INFO L231 Difference]: Finished difference. Result has 95 places, 73 transitions, 206 flow [2023-08-29 19:06:24,877 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=241, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=83, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=80, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=206, PETRI_PLACES=95, PETRI_TRANSITIONS=73} [2023-08-29 19:06:24,877 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -55 predicate places. [2023-08-29 19:06:24,877 INFO L495 AbstractCegarLoop]: Abstraction has has 95 places, 73 transitions, 206 flow [2023-08-29 19:06:24,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 620.3333333333334) internal successors, (1861), 3 states have internal predecessors, (1861), 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) [2023-08-29 19:06:24,878 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:06:24,878 INFO L208 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] [2023-08-29 19:06:24,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-29 19:06:24,878 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thread1Err19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 121 more)] === [2023-08-29 19:06:24,878 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:06:24,879 INFO L85 PathProgramCache]: Analyzing trace with hash -814990333, now seen corresponding path program 1 times [2023-08-29 19:06:24,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:06:24,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241995541] [2023-08-29 19:06:24,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:06:24,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:06:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:06:24,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-29 19:06:24,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:06:24,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241995541] [2023-08-29 19:06:24,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241995541] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:06:24,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:06:24,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:06:24,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283550052] [2023-08-29 19:06:24,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:06:24,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:06:24,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:06:24,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:06:24,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:06:24,926 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 615 out of 1430 [2023-08-29 19:06:24,927 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 73 transitions, 206 flow. Second operand has 3 states, 3 states have (on average 619.3333333333334) internal successors, (1858), 3 states have internal predecessors, (1858), 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) [2023-08-29 19:06:24,927 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:06:24,927 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 615 of 1430 [2023-08-29 19:06:24,928 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:06:25,354 INFO L130 PetriNetUnfolder]: 2706/5503 cut-off events. [2023-08-29 19:06:25,354 INFO L131 PetriNetUnfolder]: For 848/848 co-relation queries the response was YES. [2023-08-29 19:06:25,364 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11345 conditions, 5503 events. 2706/5503 cut-off events. For 848/848 co-relation queries the response was YES. Maximal size of possible extension queue 147. Compared 36259 event pairs, 2045 based on Foata normal form. 0/5413 useless extension candidates. Maximal degree in co-relation 11334. Up to 3980 conditions per place. [2023-08-29 19:06:25,368 INFO L137 encePairwiseOnDemand]: 1426/1430 looper letters, 0 selfloop transitions, 0 changer transitions 96/96 dead transitions. [2023-08-29 19:06:25,368 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 85 places, 96 transitions, 414 flow [2023-08-29 19:06:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:06:25,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:06:25,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1902 transitions. [2023-08-29 19:06:25,371 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4433566433566434 [2023-08-29 19:06:25,371 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1902 transitions. [2023-08-29 19:06:25,371 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1902 transitions. [2023-08-29 19:06:25,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:06:25,373 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1902 transitions. [2023-08-29 19:06:25,375 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 634.0) internal successors, (1902), 3 states have internal predecessors, (1902), 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) [2023-08-29 19:06:25,378 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:25,379 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1430.0) internal successors, (5720), 4 states have internal predecessors, (5720), 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) [2023-08-29 19:06:25,379 INFO L175 Difference]: Start difference. First operand has 95 places, 73 transitions, 206 flow. Second operand 3 states and 1902 transitions. [2023-08-29 19:06:25,379 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 85 places, 96 transitions, 414 flow [2023-08-29 19:06:25,382 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 96 transitions, 403 flow, removed 1 selfloop flow, removed 4 redundant places. [2023-08-29 19:06:25,383 INFO L231 Difference]: Finished difference. Result has 81 places, 0 transitions, 0 flow [2023-08-29 19:06:25,383 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1430, PETRI_DIFFERENCE_MINUEND_FLOW=195, PETRI_DIFFERENCE_MINUEND_PLACES=79, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=81, PETRI_TRANSITIONS=0} [2023-08-29 19:06:25,383 INFO L281 CegarLoopForPetriNet]: 150 programPoint places, -69 predicate places. [2023-08-29 19:06:25,383 INFO L495 AbstractCegarLoop]: Abstraction has has 81 places, 0 transitions, 0 flow [2023-08-29 19:06:25,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 619.3333333333334) internal successors, (1858), 3 states have internal predecessors, (1858), 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) [2023-08-29 19:06:25,385 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (124 of 125 remaining) [2023-08-29 19:06:25,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (123 of 125 remaining) [2023-08-29 19:06:25,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (122 of 125 remaining) [2023-08-29 19:06:25,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (121 of 125 remaining) [2023-08-29 19:06:25,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (120 of 125 remaining) [2023-08-29 19:06:25,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (119 of 125 remaining) [2023-08-29 19:06:25,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (118 of 125 remaining) [2023-08-29 19:06:25,386 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (117 of 125 remaining) [2023-08-29 19:06:25,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (116 of 125 remaining) [2023-08-29 19:06:25,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (115 of 125 remaining) [2023-08-29 19:06:25,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (114 of 125 remaining) [2023-08-29 19:06:25,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (113 of 125 remaining) [2023-08-29 19:06:25,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (112 of 125 remaining) [2023-08-29 19:06:25,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (111 of 125 remaining) [2023-08-29 19:06:25,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (110 of 125 remaining) [2023-08-29 19:06:25,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (109 of 125 remaining) [2023-08-29 19:06:25,387 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (108 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (107 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (106 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (105 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (104 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (103 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (102 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (101 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (100 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (99 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (98 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (97 of 125 remaining) [2023-08-29 19:06:25,388 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (96 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (95 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (94 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (93 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (92 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (91 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (90 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (89 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (88 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (87 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (86 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (85 of 125 remaining) [2023-08-29 19:06:25,389 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (84 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (83 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (82 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (81 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (80 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (79 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (78 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (77 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (76 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (75 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (74 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (73 of 125 remaining) [2023-08-29 19:06:25,390 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (72 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (71 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (70 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (69 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (68 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (67 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (66 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (65 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (64 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (63 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (62 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (61 of 125 remaining) [2023-08-29 19:06:25,391 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (60 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (59 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (58 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (57 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (56 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (55 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (54 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (53 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (52 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (51 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (50 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 125 remaining) [2023-08-29 19:06:25,392 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (47 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (46 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (45 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (44 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (43 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (42 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (41 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (40 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (39 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (38 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (37 of 125 remaining) [2023-08-29 19:06:25,393 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (36 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (35 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (34 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (33 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (32 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (31 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (30 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (29 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (28 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (27 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (26 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (25 of 125 remaining) [2023-08-29 19:06:25,394 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (24 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (23 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (22 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (21 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (20 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (19 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (18 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (17 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (16 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (15 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (14 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (13 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (12 of 125 remaining) [2023-08-29 19:06:25,395 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (11 of 125 remaining) [2023-08-29 19:06:25,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (10 of 125 remaining) [2023-08-29 19:06:25,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (9 of 125 remaining) [2023-08-29 19:06:25,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (8 of 125 remaining) [2023-08-29 19:06:25,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (7 of 125 remaining) [2023-08-29 19:06:25,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (6 of 125 remaining) [2023-08-29 19:06:25,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (5 of 125 remaining) [2023-08-29 19:06:25,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (4 of 125 remaining) [2023-08-29 19:06:25,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (3 of 125 remaining) [2023-08-29 19:06:25,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (2 of 125 remaining) [2023-08-29 19:06:25,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (1 of 125 remaining) [2023-08-29 19:06:25,396 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (0 of 125 remaining) [2023-08-29 19:06:25,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-29 19:06:25,396 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:06:25,400 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 19:06:25,400 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 19:06:25,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 07:06:25 BasicIcfg [2023-08-29 19:06:25,402 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 19:06:25,403 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 19:06:25,403 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 19:06:25,403 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 19:06:25,403 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:06:03" (3/4) ... [2023-08-29 19:06:25,404 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 19:06:25,408 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-29 19:06:25,408 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-29 19:06:25,412 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2023-08-29 19:06:25,412 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-29 19:06:25,412 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-29 19:06:25,412 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 19:06:25,438 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 19:06:25,438 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 19:06:25,439 INFO L158 Benchmark]: Toolchain (without parser) took 23175.05ms. Allocated memory was 62.9MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 29.2MB in the beginning and 960.8MB in the end (delta: -931.6MB). Peak memory consumption was 904.3MB. Max. memory is 16.1GB. [2023-08-29 19:06:25,439 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 19:06:25,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.10ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 29.0MB in the beginning and 56.8MB in the end (delta: -27.7MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-08-29 19:06:25,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.25ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 52.9MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 19:06:25,439 INFO L158 Benchmark]: Boogie Preprocessor took 60.21ms. Allocated memory is still 83.9MB. Free memory was 52.9MB in the beginning and 49.6MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 19:06:25,440 INFO L158 Benchmark]: RCFGBuilder took 644.36ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 56.0MB in the end (delta: -6.4MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2023-08-29 19:06:25,440 INFO L158 Benchmark]: TraceAbstraction took 22128.06ms. Allocated memory was 83.9MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 55.3MB in the beginning and 966.1MB in the end (delta: -910.7MB). Peak memory consumption was 901.7MB. Max. memory is 16.1GB. [2023-08-29 19:06:25,440 INFO L158 Benchmark]: Witness Printer took 35.82ms. Allocated memory is still 1.9GB. Free memory was 966.1MB in the beginning and 960.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-29 19:06:25,441 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.10ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 29.0MB in the beginning and 56.8MB in the end (delta: -27.7MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.25ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 52.9MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.21ms. Allocated memory is still 83.9MB. Free memory was 52.9MB in the beginning and 49.6MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 644.36ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 56.0MB in the end (delta: -6.4MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * TraceAbstraction took 22128.06ms. Allocated memory was 83.9MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 55.3MB in the beginning and 966.1MB in the end (delta: -910.7MB). Peak memory consumption was 901.7MB. Max. memory is 16.1GB. * Witness Printer took 35.82ms. Allocated memory is still 1.9GB. Free memory was 966.1MB in the beginning and 960.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12.1s, 621 PlacesBefore, 150 PlacesAfterwards, 646 TransitionsBefore, 152 TransitionsAfterwards, 90620 CoEnabledTransitionPairs, 10 FixpointIterations, 291 TrivialSequentialCompositions, 378 ConcurrentSequentialCompositions, 22 TrivialYvCompositions, 53 ConcurrentYvCompositions, 23 ChoiceCompositions, 767 TotalNumberOfCompositions, 224048 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 89497, independent: 87885, independent conditional: 0, independent unconditional: 87885, dependent: 1612, dependent conditional: 0, dependent unconditional: 1612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 50220, independent: 50004, independent conditional: 0, independent unconditional: 50004, dependent: 216, dependent conditional: 0, dependent unconditional: 216, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 89497, independent: 37881, independent conditional: 0, independent unconditional: 37881, dependent: 1396, dependent conditional: 0, dependent unconditional: 1396, unknown: 50220, unknown conditional: 0, unknown unconditional: 50220] , Statistics on independence cache: Total cache size (in pairs): 1502, Positive cache size: 1393, Positive conditional cache size: 0, Positive unconditional cache size: 1393, Negative cache size: 109, Negative conditional cache size: 0, Negative unconditional cache size: 109, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: 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: 48]: 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: 56]: 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: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: 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: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: 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: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: 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 5 procedures, 1007 locations, 125 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: 22.0s, OverallIterations: 13, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 12.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1807 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1128 mSDsluCounter, 116 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 651 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3394 IncrementalHoareTripleChecker+Invalid, 4045 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 651 mSolverCounterUnsat, 115 mSDtfsCounter, 3394 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=316occurred in iteration=0, InterpolantAutomatonStates: 52, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 157 NumberOfCodeBlocks, 157 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 144 ConstructedInterpolants, 0 QuantifiedInterpolants, 562 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 2/2 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 75 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-29 19:06:25,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE