./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/popl20-counter-fun.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/popl20-counter-fun.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 00b544e07f34285bd260f481b4b1205a15ed1c83d300c57496244de51f7f3936 --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 19:11:04,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 19:11:04,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 19:11:04,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 19:11:04,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 19:11:04,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 19:11:04,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 19:11:04,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 19:11:04,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 19:11:04,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 19:11:04,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 19:11:04,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 19:11:04,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 19:11:04,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 19:11:04,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 19:11:04,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 19:11:04,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 19:11:04,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 19:11:04,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 19:11:04,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 19:11:04,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 19:11:04,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 19:11:04,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 19:11:04,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 19:11:04,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 19:11:04,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 19:11:04,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 19:11:04,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 19:11:04,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 19:11:04,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 19:11:04,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 19:11:04,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 19:11:04,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 19:11:04,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 19:11:04,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 19:11:04,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 19:11:04,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 19:11:04,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 19:11:04,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 19:11:04,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 19:11:04,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 19:11:04,131 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 19:11:04,154 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 19:11:04,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 19:11:04,155 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 19:11:04,156 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 19:11:04,156 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 19:11:04,156 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 19:11:04,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 19:11:04,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 19:11:04,157 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 19:11:04,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 19:11:04,158 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 19:11:04,158 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 19:11:04,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 19:11:04,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 19:11:04,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 19:11:04,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 19:11:04,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 19:11:04,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 19:11:04,159 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 19:11:04,159 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 19:11:04,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 19:11:04,159 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 19:11:04,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 19:11:04,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 19:11:04,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 19:11:04,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 19:11:04,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:11:04,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 19:11:04,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 19:11:04,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 19:11:04,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 19:11:04,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 19:11:04,161 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 19:11:04,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 19:11:04,161 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 19:11:04,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 19:11:04,161 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 19:11:04,161 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00b544e07f34285bd260f481b4b1205a15ed1c83d300c57496244de51f7f3936 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-29 19:11:04,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 19:11:04,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 19:11:04,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 19:11:04,403 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 19:11:04,403 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 19:11:04,404 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-fun.wvr.c [2023-08-29 19:11:05,313 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 19:11:05,465 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 19:11:05,465 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-fun.wvr.c [2023-08-29 19:11:05,469 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c78ea4b36/57deec539d174b6db2d9143d9024bddf/FLAGa40bbb300 [2023-08-29 19:11:05,479 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c78ea4b36/57deec539d174b6db2d9143d9024bddf [2023-08-29 19:11:05,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 19:11:05,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 19:11:05,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 19:11:05,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 19:11:05,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 19:11:05,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337e3a77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05, skipping insertion in model container [2023-08-29 19:11:05,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 19:11:05,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 19:11:05,670 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/popl20-counter-fun.wvr.c[2681,2694] [2023-08-29 19:11:05,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:11:05,687 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 19:11:05,721 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/popl20-counter-fun.wvr.c[2681,2694] [2023-08-29 19:11:05,728 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:11:05,741 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 19:11:05,741 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-29 19:11:05,745 INFO L208 MainTranslator]: Completed translation [2023-08-29 19:11:05,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05 WrapperNode [2023-08-29 19:11:05,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 19:11:05,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 19:11:05,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 19:11:05,748 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 19:11:05,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,792 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 13, calls inlined = 15, statements flattened = 374 [2023-08-29 19:11:05,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 19:11:05,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 19:11:05,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 19:11:05,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 19:11:05,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,823 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 19:11:05,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 19:11:05,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 19:11:05,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 19:11:05,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (1/1) ... [2023-08-29 19:11:05,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:11:05,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 19:11:05,864 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 19:11:05,882 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 19:11:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 19:11:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 19:11:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 19:11:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 19:11:05,893 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 19:11:05,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 19:11:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 19:11:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 19:11:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-29 19:11:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-29 19:11:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 19:11:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 19:11:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 19:11:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 19:11:05,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 19:11:05,896 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 19:11:05,967 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 19:11:05,968 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 19:11:06,468 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 19:11:06,907 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 19:11:06,908 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-29 19:11:06,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:11:06 BoogieIcfgContainer [2023-08-29 19:11:06,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 19:11:06,911 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 19:11:06,911 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 19:11:06,913 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 19:11:06,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 07:11:05" (1/3) ... [2023-08-29 19:11:06,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655ab8be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:11:06, skipping insertion in model container [2023-08-29 19:11:06,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:11:05" (2/3) ... [2023-08-29 19:11:06,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655ab8be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:11:06, skipping insertion in model container [2023-08-29 19:11:06,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:11:06" (3/3) ... [2023-08-29 19:11:06,915 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-counter-fun.wvr.c [2023-08-29 19:11:06,921 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 19:11:06,926 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 19:11:06,926 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 54 error locations. [2023-08-29 19:11:06,927 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 19:11:07,046 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 19:11:07,076 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 255 places, 261 transitions, 538 flow [2023-08-29 19:11:07,169 INFO L130 PetriNetUnfolder]: 13/259 cut-off events. [2023-08-29 19:11:07,169 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 19:11:07,174 INFO L83 FinitePrefix]: Finished finitePrefix Result has 268 conditions, 259 events. 13/259 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 436 event pairs, 0 based on Foata normal form. 0/192 useless extension candidates. Maximal degree in co-relation 190. Up to 2 conditions per place. [2023-08-29 19:11:07,174 INFO L82 GeneralOperation]: Start removeDead. Operand has 255 places, 261 transitions, 538 flow [2023-08-29 19:11:07,180 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 239 places, 244 transitions, 500 flow [2023-08-29 19:11:07,183 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 19:11:07,193 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 239 places, 244 transitions, 500 flow [2023-08-29 19:11:07,195 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 239 places, 244 transitions, 500 flow [2023-08-29 19:11:07,195 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 239 places, 244 transitions, 500 flow [2023-08-29 19:11:07,251 INFO L130 PetriNetUnfolder]: 12/244 cut-off events. [2023-08-29 19:11:07,252 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 19:11:07,254 INFO L83 FinitePrefix]: Finished finitePrefix Result has 253 conditions, 244 events. 12/244 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 420 event pairs, 0 based on Foata normal form. 0/179 useless extension candidates. Maximal degree in co-relation 190. Up to 2 conditions per place. [2023-08-29 19:11:07,256 INFO L119 LiptonReduction]: Number of co-enabled transitions 4356 [2023-08-29 19:11:32,998 INFO L134 LiptonReduction]: Checked pairs total: 35885 [2023-08-29 19:11:32,998 INFO L136 LiptonReduction]: Total number of compositions: 231 [2023-08-29 19:11:33,007 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 19:11:33,010 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;@7246342f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 19:11:33,011 INFO L358 AbstractCegarLoop]: Starting to check reachability of 98 error locations. [2023-08-29 19:11:33,012 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 19:11:33,012 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 19:11:33,012 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:11:33,012 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 19:11:33,013 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 94 more)] === [2023-08-29 19:11:33,015 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:11:33,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1497, now seen corresponding path program 1 times [2023-08-29 19:11:33,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:11:33,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045935300] [2023-08-29 19:11:33,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:11:33,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:11:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:11:33,083 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 19:11:33,083 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:11:33,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045935300] [2023-08-29 19:11:33,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045935300] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:11:33,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:11:33,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 19:11:33,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812870550] [2023-08-29 19:11:33,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:11:33,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 19:11:33,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:11:33,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 19:11:33,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 19:11:33,119 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 205 out of 492 [2023-08-29 19:11:33,121 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 86 transitions, 184 flow. Second operand has 2 states, 2 states have (on average 205.5) internal successors, (411), 2 states have internal predecessors, (411), 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 19:11:33,121 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:11:33,122 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 205 of 492 [2023-08-29 19:11:33,122 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:11:33,217 INFO L130 PetriNetUnfolder]: 59/186 cut-off events. [2023-08-29 19:11:33,217 INFO L131 PetriNetUnfolder]: For 16/16 co-relation queries the response was YES. [2023-08-29 19:11:33,218 INFO L83 FinitePrefix]: Finished finitePrefix Result has 300 conditions, 186 events. 59/186 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 792 event pairs, 27 based on Foata normal form. 27/171 useless extension candidates. Maximal degree in co-relation 217. Up to 98 conditions per place. [2023-08-29 19:11:33,219 INFO L137 encePairwiseOnDemand]: 440/492 looper letters, 16 selfloop transitions, 0 changer transitions 1/34 dead transitions. [2023-08-29 19:11:33,219 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 34 transitions, 114 flow [2023-08-29 19:11:33,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 19:11:33,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 19:11:33,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 479 transitions. [2023-08-29 19:11:33,229 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4867886178861789 [2023-08-29 19:11:33,230 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 479 transitions. [2023-08-29 19:11:33,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 479 transitions. [2023-08-29 19:11:33,231 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:11:33,233 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 479 transitions. [2023-08-29 19:11:33,235 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 239.5) internal successors, (479), 2 states have internal predecessors, (479), 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 19:11:33,239 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 492.0) internal successors, (1476), 3 states have internal predecessors, (1476), 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 19:11:33,240 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 492.0) internal successors, (1476), 3 states have internal predecessors, (1476), 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 19:11:33,241 INFO L175 Difference]: Start difference. First operand has 87 places, 86 transitions, 184 flow. Second operand 2 states and 479 transitions. [2023-08-29 19:11:33,242 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 34 transitions, 114 flow [2023-08-29 19:11:33,244 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 34 places, 34 transitions, 106 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:11:33,245 INFO L231 Difference]: Finished difference. Result has 34 places, 33 transitions, 69 flow [2023-08-29 19:11:33,246 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=492, PETRI_DIFFERENCE_MINUEND_FLOW=72, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=69, PETRI_PLACES=34, PETRI_TRANSITIONS=33} [2023-08-29 19:11:33,249 INFO L281 CegarLoopForPetriNet]: 87 programPoint places, -53 predicate places. [2023-08-29 19:11:33,250 INFO L495 AbstractCegarLoop]: Abstraction has has 34 places, 33 transitions, 69 flow [2023-08-29 19:11:33,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 205.5) internal successors, (411), 2 states have internal predecessors, (411), 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 19:11:33,250 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:11:33,250 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:11:33,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 19:11:33,251 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 94 more)] === [2023-08-29 19:11:33,251 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:11:33,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1172979258, now seen corresponding path program 1 times [2023-08-29 19:11:33,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:11:33,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300493495] [2023-08-29 19:11:33,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:11:33,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:11:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:11:33,349 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 19:11:33,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:11:33,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300493495] [2023-08-29 19:11:33,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300493495] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:11:33,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:11:33,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:11:33,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299360596] [2023-08-29 19:11:33,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:11:33,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:11:33,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:11:33,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:11:33,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:11:33,360 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 198 out of 492 [2023-08-29 19:11:33,361 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 33 transitions, 69 flow. Second operand has 3 states, 3 states have (on average 200.0) internal successors, (600), 3 states have internal predecessors, (600), 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 19:11:33,361 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:11:33,361 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 198 of 492 [2023-08-29 19:11:33,361 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:11:33,422 INFO L130 PetriNetUnfolder]: 98/203 cut-off events. [2023-08-29 19:11:33,422 INFO L131 PetriNetUnfolder]: For 5/14 co-relation queries the response was YES. [2023-08-29 19:11:33,423 INFO L83 FinitePrefix]: Finished finitePrefix Result has 383 conditions, 203 events. 98/203 cut-off events. For 5/14 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 638 event pairs, 32 based on Foata normal form. 1/170 useless extension candidates. Maximal degree in co-relation 380. Up to 162 conditions per place. [2023-08-29 19:11:33,424 INFO L137 encePairwiseOnDemand]: 488/492 looper letters, 22 selfloop transitions, 2 changer transitions 0/36 dead transitions. [2023-08-29 19:11:33,424 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 36 transitions, 124 flow [2023-08-29 19:11:33,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:11:33,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:11:33,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 620 transitions. [2023-08-29 19:11:33,427 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42005420054200543 [2023-08-29 19:11:33,427 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 620 transitions. [2023-08-29 19:11:33,427 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 620 transitions. [2023-08-29 19:11:33,427 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:11:33,427 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 620 transitions. [2023-08-29 19:11:33,428 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 206.66666666666666) internal successors, (620), 3 states have internal predecessors, (620), 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 19:11:33,431 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 492.0) internal successors, (1968), 4 states have internal predecessors, (1968), 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 19:11:33,431 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 492.0) internal successors, (1968), 4 states have internal predecessors, (1968), 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 19:11:33,432 INFO L175 Difference]: Start difference. First operand has 34 places, 33 transitions, 69 flow. Second operand 3 states and 620 transitions. [2023-08-29 19:11:33,432 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 33 places, 36 transitions, 124 flow [2023-08-29 19:11:33,432 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 36 transitions, 124 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:11:33,433 INFO L231 Difference]: Finished difference. Result has 34 places, 33 transitions, 79 flow [2023-08-29 19:11:33,433 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=492, PETRI_DIFFERENCE_MINUEND_FLOW=65, PETRI_DIFFERENCE_MINUEND_PLACES=31, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=79, PETRI_PLACES=34, PETRI_TRANSITIONS=33} [2023-08-29 19:11:33,433 INFO L281 CegarLoopForPetriNet]: 87 programPoint places, -53 predicate places. [2023-08-29 19:11:33,433 INFO L495 AbstractCegarLoop]: Abstraction has has 34 places, 33 transitions, 79 flow [2023-08-29 19:11:33,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.0) internal successors, (600), 3 states have internal predecessors, (600), 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 19:11:33,434 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:11:33,434 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:11:33,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 19:11:33,434 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 94 more)] === [2023-08-29 19:11:33,435 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:11:33,435 INFO L85 PathProgramCache]: Analyzing trace with hash 969169075, now seen corresponding path program 1 times [2023-08-29 19:11:33,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:11:33,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242091689] [2023-08-29 19:11:33,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:11:33,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:11:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:11:33,754 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 19:11:33,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:11:33,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242091689] [2023-08-29 19:11:33,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242091689] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:11:33,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:11:33,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:11:33,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329413641] [2023-08-29 19:11:33,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:11:33,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:11:33,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:11:33,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:11:33,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:11:33,876 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 492 [2023-08-29 19:11:33,877 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 33 transitions, 79 flow. Second operand has 6 states, 6 states have (on average 189.83333333333334) internal successors, (1139), 6 states have internal predecessors, (1139), 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 19:11:33,877 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:11:33,877 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 492 [2023-08-29 19:11:33,877 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:11:34,364 INFO L130 PetriNetUnfolder]: 183/324 cut-off events. [2023-08-29 19:11:34,364 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 19:11:34,366 INFO L83 FinitePrefix]: Finished finitePrefix Result has 632 conditions, 324 events. 183/324 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 1320 event pairs, 12 based on Foata normal form. 0/261 useless extension candidates. Maximal degree in co-relation 628. Up to 108 conditions per place. [2023-08-29 19:11:34,367 INFO L137 encePairwiseOnDemand]: 487/492 looper letters, 36 selfloop transitions, 4 changer transitions 0/52 dead transitions. [2023-08-29 19:11:34,367 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 52 transitions, 197 flow [2023-08-29 19:11:34,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:11:34,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:11:34,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1169 transitions. [2023-08-29 19:11:34,370 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.39600271002710025 [2023-08-29 19:11:34,370 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1169 transitions. [2023-08-29 19:11:34,370 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1169 transitions. [2023-08-29 19:11:34,370 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:11:34,370 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1169 transitions. [2023-08-29 19:11:34,372 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 194.83333333333334) internal successors, (1169), 6 states have internal predecessors, (1169), 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 19:11:34,375 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 492.0) internal successors, (3444), 7 states have internal predecessors, (3444), 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 19:11:34,376 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 492.0) internal successors, (3444), 7 states have internal predecessors, (3444), 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 19:11:34,377 INFO L175 Difference]: Start difference. First operand has 34 places, 33 transitions, 79 flow. Second operand 6 states and 1169 transitions. [2023-08-29 19:11:34,377 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 52 transitions, 197 flow [2023-08-29 19:11:34,377 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 52 transitions, 197 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:11:34,378 INFO L231 Difference]: Finished difference. Result has 38 places, 32 transitions, 85 flow [2023-08-29 19:11:34,378 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=492, PETRI_DIFFERENCE_MINUEND_FLOW=77, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=85, PETRI_PLACES=38, PETRI_TRANSITIONS=32} [2023-08-29 19:11:34,379 INFO L281 CegarLoopForPetriNet]: 87 programPoint places, -49 predicate places. [2023-08-29 19:11:34,381 INFO L495 AbstractCegarLoop]: Abstraction has has 38 places, 32 transitions, 85 flow [2023-08-29 19:11:34,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 189.83333333333334) internal successors, (1139), 6 states have internal predecessors, (1139), 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 19:11:34,382 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:11:34,382 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] [2023-08-29 19:11:34,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 19:11:34,383 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 94 more)] === [2023-08-29 19:11:34,383 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:11:34,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1571396922, now seen corresponding path program 1 times [2023-08-29 19:11:34,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:11:34,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166470255] [2023-08-29 19:11:34,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:11:34,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:11:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:11:34,624 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 19:11:34,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:11:34,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166470255] [2023-08-29 19:11:34,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166470255] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:11:34,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:11:34,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:11:34,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741799301] [2023-08-29 19:11:34,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:11:34,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:11:34,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:11:34,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:11:34,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:11:34,703 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 188 out of 492 [2023-08-29 19:11:34,704 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 32 transitions, 85 flow. Second operand has 6 states, 6 states have (on average 190.33333333333334) internal successors, (1142), 6 states have internal predecessors, (1142), 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 19:11:34,704 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:11:34,704 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 188 of 492 [2023-08-29 19:11:34,705 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:11:35,175 INFO L130 PetriNetUnfolder]: 77/197 cut-off events. [2023-08-29 19:11:35,175 INFO L131 PetriNetUnfolder]: For 14/14 co-relation queries the response was YES. [2023-08-29 19:11:35,176 INFO L83 FinitePrefix]: Finished finitePrefix Result has 402 conditions, 197 events. 77/197 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 828 event pairs, 29 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 397. Up to 87 conditions per place. [2023-08-29 19:11:35,176 INFO L137 encePairwiseOnDemand]: 487/492 looper letters, 0 selfloop transitions, 0 changer transitions 43/43 dead transitions. [2023-08-29 19:11:35,176 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 43 transitions, 171 flow [2023-08-29 19:11:35,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:11:35,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:11:35,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1161 transitions. [2023-08-29 19:11:35,179 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3932926829268293 [2023-08-29 19:11:35,179 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1161 transitions. [2023-08-29 19:11:35,179 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1161 transitions. [2023-08-29 19:11:35,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:11:35,179 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1161 transitions. [2023-08-29 19:11:35,181 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 193.5) internal successors, (1161), 6 states have internal predecessors, (1161), 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 19:11:35,184 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 492.0) internal successors, (3444), 7 states have internal predecessors, (3444), 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 19:11:35,185 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 492.0) internal successors, (3444), 7 states have internal predecessors, (3444), 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 19:11:35,185 INFO L175 Difference]: Start difference. First operand has 38 places, 32 transitions, 85 flow. Second operand 6 states and 1161 transitions. [2023-08-29 19:11:35,186 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 43 transitions, 171 flow [2023-08-29 19:11:35,186 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 43 transitions, 164 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:11:35,187 INFO L231 Difference]: Finished difference. Result has 38 places, 0 transitions, 0 flow [2023-08-29 19:11:35,187 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=492, PETRI_DIFFERENCE_MINUEND_FLOW=76, PETRI_DIFFERENCE_MINUEND_PLACES=33, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=38, PETRI_TRANSITIONS=0} [2023-08-29 19:11:35,187 INFO L281 CegarLoopForPetriNet]: 87 programPoint places, -49 predicate places. [2023-08-29 19:11:35,187 INFO L495 AbstractCegarLoop]: Abstraction has has 38 places, 0 transitions, 0 flow [2023-08-29 19:11:35,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 190.33333333333334) internal successors, (1142), 6 states have internal predecessors, (1142), 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 19:11:35,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (97 of 98 remaining) [2023-08-29 19:11:35,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (96 of 98 remaining) [2023-08-29 19:11:35,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (95 of 98 remaining) [2023-08-29 19:11:35,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (94 of 98 remaining) [2023-08-29 19:11:35,191 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (93 of 98 remaining) [2023-08-29 19:11:35,191 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (92 of 98 remaining) [2023-08-29 19:11:35,191 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (91 of 98 remaining) [2023-08-29 19:11:35,191 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (90 of 98 remaining) [2023-08-29 19:11:35,191 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (89 of 98 remaining) [2023-08-29 19:11:35,191 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (88 of 98 remaining) [2023-08-29 19:11:35,192 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (87 of 98 remaining) [2023-08-29 19:11:35,192 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (86 of 98 remaining) [2023-08-29 19:11:35,192 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (85 of 98 remaining) [2023-08-29 19:11:35,192 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (84 of 98 remaining) [2023-08-29 19:11:35,192 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (83 of 98 remaining) [2023-08-29 19:11:35,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (82 of 98 remaining) [2023-08-29 19:11:35,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (81 of 98 remaining) [2023-08-29 19:11:35,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (80 of 98 remaining) [2023-08-29 19:11:35,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (79 of 98 remaining) [2023-08-29 19:11:35,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (78 of 98 remaining) [2023-08-29 19:11:35,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (77 of 98 remaining) [2023-08-29 19:11:35,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (76 of 98 remaining) [2023-08-29 19:11:35,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (75 of 98 remaining) [2023-08-29 19:11:35,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (74 of 98 remaining) [2023-08-29 19:11:35,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (73 of 98 remaining) [2023-08-29 19:11:35,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (72 of 98 remaining) [2023-08-29 19:11:35,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (71 of 98 remaining) [2023-08-29 19:11:35,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (70 of 98 remaining) [2023-08-29 19:11:35,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (69 of 98 remaining) [2023-08-29 19:11:35,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (68 of 98 remaining) [2023-08-29 19:11:35,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (67 of 98 remaining) [2023-08-29 19:11:35,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (66 of 98 remaining) [2023-08-29 19:11:35,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (65 of 98 remaining) [2023-08-29 19:11:35,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (64 of 98 remaining) [2023-08-29 19:11:35,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (63 of 98 remaining) [2023-08-29 19:11:35,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (62 of 98 remaining) [2023-08-29 19:11:35,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (61 of 98 remaining) [2023-08-29 19:11:35,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (60 of 98 remaining) [2023-08-29 19:11:35,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (59 of 98 remaining) [2023-08-29 19:11:35,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (58 of 98 remaining) [2023-08-29 19:11:35,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (57 of 98 remaining) [2023-08-29 19:11:35,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (56 of 98 remaining) [2023-08-29 19:11:35,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (55 of 98 remaining) [2023-08-29 19:11:35,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (54 of 98 remaining) [2023-08-29 19:11:35,198 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (53 of 98 remaining) [2023-08-29 19:11:35,198 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (52 of 98 remaining) [2023-08-29 19:11:35,198 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (51 of 98 remaining) [2023-08-29 19:11:35,198 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (50 of 98 remaining) [2023-08-29 19:11:35,198 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (49 of 98 remaining) [2023-08-29 19:11:35,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (48 of 98 remaining) [2023-08-29 19:11:35,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (47 of 98 remaining) [2023-08-29 19:11:35,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (46 of 98 remaining) [2023-08-29 19:11:35,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (45 of 98 remaining) [2023-08-29 19:11:35,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (44 of 98 remaining) [2023-08-29 19:11:35,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (43 of 98 remaining) [2023-08-29 19:11:35,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (42 of 98 remaining) [2023-08-29 19:11:35,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (41 of 98 remaining) [2023-08-29 19:11:35,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (40 of 98 remaining) [2023-08-29 19:11:35,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (39 of 98 remaining) [2023-08-29 19:11:35,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (38 of 98 remaining) [2023-08-29 19:11:35,200 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (37 of 98 remaining) [2023-08-29 19:11:35,201 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (36 of 98 remaining) [2023-08-29 19:11:35,201 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (35 of 98 remaining) [2023-08-29 19:11:35,201 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (34 of 98 remaining) [2023-08-29 19:11:35,201 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (33 of 98 remaining) [2023-08-29 19:11:35,201 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (32 of 98 remaining) [2023-08-29 19:11:35,201 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (31 of 98 remaining) [2023-08-29 19:11:35,201 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (30 of 98 remaining) [2023-08-29 19:11:35,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (29 of 98 remaining) [2023-08-29 19:11:35,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (28 of 98 remaining) [2023-08-29 19:11:35,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (27 of 98 remaining) [2023-08-29 19:11:35,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (26 of 98 remaining) [2023-08-29 19:11:35,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (25 of 98 remaining) [2023-08-29 19:11:35,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (24 of 98 remaining) [2023-08-29 19:11:35,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (23 of 98 remaining) [2023-08-29 19:11:35,203 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (22 of 98 remaining) [2023-08-29 19:11:35,203 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (21 of 98 remaining) [2023-08-29 19:11:35,203 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (20 of 98 remaining) [2023-08-29 19:11:35,203 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (19 of 98 remaining) [2023-08-29 19:11:35,203 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (18 of 98 remaining) [2023-08-29 19:11:35,203 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (17 of 98 remaining) [2023-08-29 19:11:35,204 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (16 of 98 remaining) [2023-08-29 19:11:35,204 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (15 of 98 remaining) [2023-08-29 19:11:35,204 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (14 of 98 remaining) [2023-08-29 19:11:35,204 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (13 of 98 remaining) [2023-08-29 19:11:35,204 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (12 of 98 remaining) [2023-08-29 19:11:35,204 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (11 of 98 remaining) [2023-08-29 19:11:35,204 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (10 of 98 remaining) [2023-08-29 19:11:35,208 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (9 of 98 remaining) [2023-08-29 19:11:35,208 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (8 of 98 remaining) [2023-08-29 19:11:35,209 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (7 of 98 remaining) [2023-08-29 19:11:35,209 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (6 of 98 remaining) [2023-08-29 19:11:35,209 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (5 of 98 remaining) [2023-08-29 19:11:35,209 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (4 of 98 remaining) [2023-08-29 19:11:35,209 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (3 of 98 remaining) [2023-08-29 19:11:35,209 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (2 of 98 remaining) [2023-08-29 19:11:35,209 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (1 of 98 remaining) [2023-08-29 19:11:35,210 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (0 of 98 remaining) [2023-08-29 19:11:35,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 19:11:35,210 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-08-29 19:11:35,215 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 19:11:35,215 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 19:11:35,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 07:11:35 BasicIcfg [2023-08-29 19:11:35,220 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 19:11:35,221 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 19:11:35,221 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 19:11:35,221 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 19:11:35,221 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:11:06" (3/4) ... [2023-08-29 19:11:35,223 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 19:11:35,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-29 19:11:35,226 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-29 19:11:35,236 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-08-29 19:11:35,236 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-29 19:11:35,237 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-29 19:11:35,237 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 19:11:35,272 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 19:11:35,273 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 19:11:35,273 INFO L158 Benchmark]: Toolchain (without parser) took 29787.17ms. Allocated memory was 67.1MB in the beginning and 121.6MB in the end (delta: 54.5MB). Free memory was 44.6MB in the beginning and 30.1MB in the end (delta: 14.6MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. [2023-08-29 19:11:35,273 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 19:11:35,274 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.99ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 44.5MB in the beginning and 61.6MB in the end (delta: -17.2MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-08-29 19:11:35,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.76ms. Allocated memory is still 81.8MB. Free memory was 61.6MB in the beginning and 58.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 19:11:35,274 INFO L158 Benchmark]: Boogie Preprocessor took 33.78ms. Allocated memory is still 81.8MB. Free memory was 58.2MB in the beginning and 55.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-29 19:11:35,274 INFO L158 Benchmark]: RCFGBuilder took 1082.20ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 54.7MB in the beginning and 58.8MB in the end (delta: -4.1MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2023-08-29 19:11:35,275 INFO L158 Benchmark]: TraceAbstraction took 28309.31ms. Allocated memory was 98.6MB in the beginning and 121.6MB in the end (delta: 23.1MB). Free memory was 58.1MB in the beginning and 34.3MB in the end (delta: 23.8MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2023-08-29 19:11:35,275 INFO L158 Benchmark]: Witness Printer took 52.08ms. Allocated memory is still 121.6MB. Free memory was 34.3MB in the beginning and 30.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 19:11:35,278 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 67.1MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 49.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.99ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 44.5MB in the beginning and 61.6MB in the end (delta: -17.2MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.76ms. Allocated memory is still 81.8MB. Free memory was 61.6MB in the beginning and 58.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.78ms. Allocated memory is still 81.8MB. Free memory was 58.2MB in the beginning and 55.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1082.20ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 54.7MB in the beginning and 58.8MB in the end (delta: -4.1MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * TraceAbstraction took 28309.31ms. Allocated memory was 98.6MB in the beginning and 121.6MB in the end (delta: 23.1MB). Free memory was 58.1MB in the beginning and 34.3MB in the end (delta: 23.8MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * Witness Printer took 52.08ms. Allocated memory is still 121.6MB. Free memory was 34.3MB in the beginning and 30.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25.8s, 239 PlacesBefore, 87 PlacesAfterwards, 244 TransitionsBefore, 86 TransitionsAfterwards, 4356 CoEnabledTransitionPairs, 7 FixpointIterations, 153 TrivialSequentialCompositions, 43 ConcurrentSequentialCompositions, 21 TrivialYvCompositions, 8 ConcurrentYvCompositions, 6 ChoiceCompositions, 231 TotalNumberOfCompositions, 35885 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 7999, independent: 7164, independent conditional: 0, independent unconditional: 7164, dependent: 835, dependent conditional: 0, dependent unconditional: 835, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1732, independent: 1620, independent conditional: 0, independent unconditional: 1620, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7999, independent: 5544, independent conditional: 0, independent unconditional: 5544, dependent: 723, dependent conditional: 0, dependent unconditional: 723, unknown: 1732, unknown conditional: 0, unknown unconditional: 1732] , Statistics on independence cache: Total cache size (in pairs): 510, Positive cache size: 431, Positive conditional cache size: 0, Positive unconditional cache size: 431, Negative cache size: 79, Negative conditional cache size: 0, Negative unconditional cache size: 79, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: 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: 52]: 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: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: 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: 63]: 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: 63]: 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: 63]: 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: 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: 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: 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: 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: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: 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: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 99]: 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: 87]: 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, 315 locations, 98 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: 28.1s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 25.9s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 179 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 112 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 81 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 452 IncrementalHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 81 mSolverCounterUnsat, 2 mSDtfsCounter, 452 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=184occurred in iteration=0, InterpolantAutomatonStates: 17, 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, 0.6s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 199 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 54 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-29 19:11:35,309 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