./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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 ../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 22:51:26,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 22:51:26,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 22:51:26,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 22:51:26,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 22:51:26,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 22:51:26,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 22:51:26,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 22:51:26,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 22:51:26,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 22:51:26,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 22:51:26,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 22:51:26,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 22:51:26,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 22:51:26,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 22:51:26,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 22:51:26,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 22:51:26,726 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 22:51:26,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 22:51:26,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 22:51:26,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 22:51:26,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 22:51:26,735 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 22:51:26,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 22:51:26,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 22:51:26,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 22:51:26,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 22:51:26,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 22:51:26,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 22:51:26,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 22:51:26,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 22:51:26,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 22:51:26,743 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 22:51:26,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 22:51:26,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 22:51:26,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 22:51:26,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 22:51:26,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 22:51:26,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 22:51:26,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 22:51:26,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 22:51:26,748 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 22:51:26,765 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 22:51:26,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 22:51:26,767 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 22:51:26,767 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 22:51:26,768 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 22:51:26,768 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 22:51:26,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 22:51:26,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 22:51:26,769 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 22:51:26,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 22:51:26,770 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 22:51:26,770 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 22:51:26,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 22:51:26,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 22:51:26,770 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 22:51:26,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 22:51:26,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 22:51:26,771 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 22:51:26,771 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 22:51:26,771 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 22:51:26,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 22:51:26,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 22:51:26,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 22:51:26,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 22:51:26,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 22:51:26,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 22:51:26,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 22:51:26,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 22:51:26,772 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 22:51:26,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 22:51:26,773 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 22:51:26,773 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 22:51:26,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 22:51:26,773 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 22:51:26,773 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f [2021-12-17 22:51:26,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 22:51:26,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 22:51:26,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 22:51:26,980 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 22:51:26,980 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 22:51:26,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2021-12-17 22:51:27,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873d40ed1/59891f5501174c159f54b80d903601fe/FLAGa9baf0bc5 [2021-12-17 22:51:27,366 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 22:51:27,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2021-12-17 22:51:27,372 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873d40ed1/59891f5501174c159f54b80d903601fe/FLAGa9baf0bc5 [2021-12-17 22:51:27,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873d40ed1/59891f5501174c159f54b80d903601fe [2021-12-17 22:51:27,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 22:51:27,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 22:51:27,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 22:51:27,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 22:51:27,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 22:51:27,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ca10710 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27, skipping insertion in model container [2021-12-17 22:51:27,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 22:51:27,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 22:51:27,559 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2021-12-17 22:51:27,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 22:51:27,567 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 22:51:27,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2021-12-17 22:51:27,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 22:51:27,603 INFO L208 MainTranslator]: Completed translation [2021-12-17 22:51:27,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27 WrapperNode [2021-12-17 22:51:27,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 22:51:27,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 22:51:27,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 22:51:27,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 22:51:27,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,653 INFO L137 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 358 [2021-12-17 22:51:27,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 22:51:27,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 22:51:27,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 22:51:27,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 22:51:27,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 22:51:27,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 22:51:27,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 22:51:27,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 22:51:27,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27" (1/1) ... [2021-12-17 22:51:27,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 22:51:27,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 22:51:27,710 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) [2021-12-17 22:51:27,712 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 [2021-12-17 22:51:27,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 22:51:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 22:51:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-17 22:51:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-17 22:51:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-12-17 22:51:27,737 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-12-17 22:51:27,737 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-12-17 22:51:27,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-12-17 22:51:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-12-17 22:51:27,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-12-17 22:51:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-12-17 22:51:27,738 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-12-17 22:51:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 22:51:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-12-17 22:51:27,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-12-17 22:51:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-12-17 22:51:27,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-12-17 22:51:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2021-12-17 22:51:27,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2021-12-17 22:51:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2021-12-17 22:51:27,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2021-12-17 22:51:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-17 22:51:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-17 22:51:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 22:51:27,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 22:51:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 22:51:27,741 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-17 22:51:27,810 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 22:51:27,812 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 22:51:28,099 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 22:51:28,173 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 22:51:28,176 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-17 22:51:28,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:51:28 BoogieIcfgContainer [2021-12-17 22:51:28,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 22:51:28,180 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 22:51:28,180 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 22:51:28,183 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 22:51:28,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 10:51:27" (1/3) ... [2021-12-17 22:51:28,184 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@243826a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:51:28, skipping insertion in model container [2021-12-17 22:51:28,184 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:51:27" (2/3) ... [2021-12-17 22:51:28,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@243826a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:51:28, skipping insertion in model container [2021-12-17 22:51:28,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:51:28" (3/3) ... [2021-12-17 22:51:28,186 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-ticket-8.wvr.c [2021-12-17 22:51:28,190 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-17 22:51:28,190 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 22:51:28,190 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 22:51:28,190 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-17 22:51:28,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,246 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,246 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,246 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,246 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,246 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,247 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,248 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,249 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,249 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,249 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,250 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,250 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,250 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,250 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,250 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,250 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,251 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,251 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,251 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,251 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,251 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,251 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,253 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,253 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,254 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,254 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,254 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,254 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,254 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,254 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,267 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,267 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,268 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,268 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,268 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,268 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,268 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,268 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,268 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,268 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,268 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,269 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,269 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,269 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,269 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,269 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,269 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,269 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,269 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,269 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,269 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,270 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,270 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,270 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,270 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,271 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,271 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,271 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,271 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,271 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,271 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,271 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,271 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,271 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,272 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,272 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,272 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,272 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,272 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,272 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,272 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,272 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,272 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,272 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,273 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,273 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,273 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,273 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,273 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,273 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,273 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,273 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,275 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,276 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,276 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,276 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,276 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,276 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,277 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,277 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,277 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,277 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,277 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,277 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,277 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,277 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,277 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,278 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,278 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,278 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,278 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,278 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,278 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,278 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,278 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,278 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,279 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,279 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,279 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,279 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,279 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,279 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,280 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,280 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,280 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,280 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,280 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,280 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,280 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,281 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,281 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,281 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,281 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,281 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,281 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,281 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,281 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,281 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,282 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,282 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-17 22:51:28,297 INFO L148 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2021-12-17 22:51:28,341 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 22:51:28,351 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-17 22:51:28,351 INFO L340 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2021-12-17 22:51:28,364 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 257 places, 234 transitions, 532 flow [2021-12-17 22:51:28,434 INFO L129 PetriNetUnfolder]: 2/226 cut-off events. [2021-12-17 22:51:28,435 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-12-17 22:51:28,442 INFO L84 FinitePrefix]: Finished finitePrefix Result has 259 conditions, 226 events. 2/226 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 105 event pairs, 0 based on Foata normal form. 0/223 useless extension candidates. Maximal degree in co-relation 177. Up to 2 conditions per place. [2021-12-17 22:51:28,442 INFO L82 GeneralOperation]: Start removeDead. Operand has 257 places, 234 transitions, 532 flow [2021-12-17 22:51:28,447 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 228 places, 205 transitions, 458 flow [2021-12-17 22:51:28,486 INFO L129 PetriNetUnfolder]: 2/204 cut-off events. [2021-12-17 22:51:28,490 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-12-17 22:51:28,490 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-17 22:51:28,491 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 22:51:28,492 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 5 more)] === [2021-12-17 22:51:28,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 22:51:28,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1838133696, now seen corresponding path program 1 times [2021-12-17 22:51:28,505 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 22:51:28,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975777634] [2021-12-17 22:51:28,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 22:51:28,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 22:51:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 22:51:29,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 22:51:29,473 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 22:51:29,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975777634] [2021-12-17 22:51:29,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975777634] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 22:51:29,473 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 22:51:29,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-17 22:51:29,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503276859] [2021-12-17 22:51:29,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 22:51:29,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-17 22:51:29,482 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 22:51:29,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-17 22:51:29,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-12-17 22:51:29,506 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 234 [2021-12-17 22:51:29,513 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 205 transitions, 458 flow. Second operand has 10 states, 10 states have (on average 174.1) internal successors, (1741), 10 states have internal predecessors, (1741), 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) [2021-12-17 22:51:29,514 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-17 22:51:29,514 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 234 [2021-12-17 22:51:29,515 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand