/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread/triangular-longest-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-5b77e9fc37942d960732eb3788a90132329d3bc4-5b77e9f [2021-10-19 14:45:42,075 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-10-19 14:45:42,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-19 14:45:42,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-19 14:45:42,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-19 14:45:42,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-19 14:45:42,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-19 14:45:42,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-19 14:45:42,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-19 14:45:42,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-19 14:45:42,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-19 14:45:42,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-19 14:45:42,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-19 14:45:42,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-19 14:45:42,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-19 14:45:42,200 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2021-10-19 14:45:42,224 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-19 14:45:42,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-19 14:45:42,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-19 14:45:42,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-19 14:45:42,225 INFO L138 SettingsManager]: * Use SBE=true [2021-10-19 14:45:42,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-19 14:45:42,226 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-19 14:45:42,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-19 14:45:42,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-19 14:45:42,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-19 14:45:42,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-19 14:45:42,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-19 14:45:42,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-19 14:45:42,227 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-19 14:45:42,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-19 14:45:42,227 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-19 14:45:42,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-19 14:45:42,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-19 14:45:42,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-19 14:45:42,228 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-19 14:45:42,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-19 14:45:42,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:45:42,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-19 14:45:42,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-19 14:45:42,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-19 14:45:42,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-19 14:45:42,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-19 14:45:42,229 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-19 14:45:42,229 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-19 14:45:42,229 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-10-19 14:45:42,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-19 14:45:42,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-19 14:45:42,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-19 14:45:42,434 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-19 14:45:42,434 INFO L275 PluginConnector]: CDTParser initialized [2021-10-19 14:45:42,435 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/triangular-longest-1.i [2021-10-19 14:45:42,498 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8a437841/51cb28a2bc184ba4a99eae7a5656fed4/FLAGfebb5d7d6 [2021-10-19 14:45:42,937 INFO L306 CDTParser]: Found 1 translation units. [2021-10-19 14:45:42,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-longest-1.i [2021-10-19 14:45:42,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8a437841/51cb28a2bc184ba4a99eae7a5656fed4/FLAGfebb5d7d6 [2021-10-19 14:45:42,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8a437841/51cb28a2bc184ba4a99eae7a5656fed4 [2021-10-19 14:45:42,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-19 14:45:42,966 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-19 14:45:42,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-19 14:45:42,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-19 14:45:42,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-19 14:45:42,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:45:42" (1/1) ... [2021-10-19 14:45:42,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@517d9e36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:42, skipping insertion in model container [2021-10-19 14:45:42,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:45:42" (1/1) ... [2021-10-19 14:45:42,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-19 14:45:43,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-19 14:45:43,336 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-longest-1.i[30962,30975] [2021-10-19 14:45:43,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:45:43,341 INFO L203 MainTranslator]: Completed pre-run [2021-10-19 14:45:43,385 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/triangular-longest-1.i[30962,30975] [2021-10-19 14:45:43,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-19 14:45:43,409 INFO L208 MainTranslator]: Completed translation [2021-10-19 14:45:43,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43 WrapperNode [2021-10-19 14:45:43,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-19 14:45:43,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-19 14:45:43,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-19 14:45:43,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-19 14:45:43,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43" (1/1) ... [2021-10-19 14:45:43,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43" (1/1) ... [2021-10-19 14:45:43,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-19 14:45:43,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-19 14:45:43,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-19 14:45:43,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-19 14:45:43,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43" (1/1) ... [2021-10-19 14:45:43,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43" (1/1) ... [2021-10-19 14:45:43,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43" (1/1) ... [2021-10-19 14:45:43,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43" (1/1) ... [2021-10-19 14:45:43,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43" (1/1) ... [2021-10-19 14:45:43,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43" (1/1) ... [2021-10-19 14:45:43,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43" (1/1) ... [2021-10-19 14:45:43,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-19 14:45:43,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-19 14:45:43,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-19 14:45:43,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-19 14:45:43,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43" (1/1) ... [2021-10-19 14:45:43,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-19 14:45:43,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-10-19 14:45:43,536 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) [2021-10-19 14:45:43,554 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 [2021-10-19 14:45:43,570 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-10-19 14:45:43,570 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-10-19 14:45:43,571 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-10-19 14:45:43,572 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-10-19 14:45:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-19 14:45:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-19 14:45:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-19 14:45:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-19 14:45:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-19 14:45:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-19 14:45:43,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-19 14:45:43,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-19 14:45:43,574 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-19 14:45:43,838 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-19 14:45:43,839 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-19 14:45:43,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:45:43 BoogieIcfgContainer [2021-10-19 14:45:43,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-19 14:45:43,841 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-19 14:45:43,841 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-19 14:45:43,843 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-19 14:45:43,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 02:45:42" (1/3) ... [2021-10-19 14:45:43,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6912339d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:45:43, skipping insertion in model container [2021-10-19 14:45:43,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:45:43" (2/3) ... [2021-10-19 14:45:43,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6912339d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:45:43, skipping insertion in model container [2021-10-19 14:45:43,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:45:43" (3/3) ... [2021-10-19 14:45:43,845 INFO L111 eAbstractionObserver]: Analyzing ICFG triangular-longest-1.i [2021-10-19 14:45:43,849 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-19 14:45:43,849 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-10-19 14:45:43,849 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-19 14:45:43,887 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,888 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,888 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,888 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,888 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,888 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,888 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,888 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,889 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,889 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,889 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,889 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,889 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,889 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,889 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,890 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,890 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,890 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,890 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,890 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,890 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,890 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,891 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,891 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,892 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,892 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,892 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,892 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,892 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,892 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,892 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,892 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,894 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,894 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,894 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,895 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,895 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,895 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,896 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,897 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,897 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,897 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,897 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,897 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,899 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,899 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,900 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,901 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,901 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,902 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,902 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,902 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,902 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,909 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,910 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,910 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,910 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,910 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,910 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,910 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,915 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,915 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,915 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,916 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,916 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,916 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,916 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-19 14:45:43,919 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-19 14:45:43,956 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-19 14:45:43,963 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=false, mConcurrency=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 [2021-10-19 14:45:43,964 INFO L340 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-10-19 14:45:43,973 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 73 places, 71 transitions, 152 flow [2021-10-19 14:45:44,005 INFO L129 PetriNetUnfolder]: 5/69 cut-off events. [2021-10-19 14:45:44,006 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:45:44,013 INFO L84 FinitePrefix]: Finished finitePrefix Result has 76 conditions, 69 events. 5/69 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 95 event pairs, 0 based on Foata normal form. 0/58 useless extension candidates. Maximal degree in co-relation 51. Up to 2 conditions per place. [2021-10-19 14:45:44,013 INFO L82 GeneralOperation]: Start removeDead. Operand has 73 places, 71 transitions, 152 flow [2021-10-19 14:45:44,018 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 71 places, 69 transitions, 144 flow [2021-10-19 14:45:44,030 INFO L129 PetriNetUnfolder]: 1/30 cut-off events. [2021-10-19 14:45:44,030 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:45:44,030 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-19 14:45:44,031 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] [2021-10-19 14:45:44,031 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 9 more)] === [2021-10-19 14:45:44,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-19 14:45:44,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1601693500, now seen corresponding path program 1 times [2021-10-19 14:45:44,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-19 14:45:44,042 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588646907] [2021-10-19 14:45:44,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-19 14:45:44,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-19 14:45:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-19 14:45:44,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-19 14:45:44,232 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-19 14:45:44,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588646907] [2021-10-19 14:45:44,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588646907] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-19 14:45:44,237 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-19 14:45:44,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-19 14:45:44,238 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838767050] [2021-10-19 14:45:44,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-19 14:45:44,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-19 14:45:44,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-19 14:45:44,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-19 14:45:44,256 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 61 out of 71 [2021-10-19 14:45:44,258 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 69 transitions, 144 flow. Second operand has 2 states, 2 states have (on average 61.5) internal successors, (123), 2 states have internal predecessors, (123), 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) [2021-10-19 14:45:44,259 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-19 14:45:44,259 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 61 of 71 [2021-10-19 14:45:44,260 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-19 14:45:44,279 INFO L129 PetriNetUnfolder]: 2/59 cut-off events. [2021-10-19 14:45:44,280 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-19 14:45:44,281 INFO L84 FinitePrefix]: Finished finitePrefix Result has 67 conditions, 59 events. 2/59 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 52 event pairs, 0 based on Foata normal form. 7/63 useless extension candidates. Maximal degree in co-relation 63. Up to 2 conditions per place. [2021-10-19 14:45:44,281 INFO L132 encePairwiseOnDemand]: 62/71 looper letters, 0 selfloop transitions, 0 changer transitions 59/59 dead transitions. [2021-10-19 14:45:44,282 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 59 transitions, 124 flow [2021-10-19 14:45:44,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-19 14:45:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-10-19 14:45:44,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 131 transitions. [2021-10-19 14:45:44,290 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9225352112676056 [2021-10-19 14:45:44,290 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 131 transitions. [2021-10-19 14:45:44,291 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 131 transitions. [2021-10-19 14:45:44,292 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-19 14:45:44,293 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 131 transitions. [2021-10-19 14:45:44,298 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 65.5) internal successors, (131), 2 states have internal predecessors, (131), 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) [2021-10-19 14:45:44,301 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 71.0) internal successors, (213), 3 states have internal predecessors, (213), 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) [2021-10-19 14:45:44,301 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 71.0) internal successors, (213), 3 states have internal predecessors, (213), 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) [2021-10-19 14:45:44,303 INFO L186 Difference]: Start difference. First operand has 71 places, 69 transitions, 144 flow. Second operand 2 states and 131 transitions. [2021-10-19 14:45:44,303 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 59 transitions, 124 flow [2021-10-19 14:45:44,307 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 59 transitions, 122 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-10-19 14:45:44,309 INFO L242 Difference]: Finished difference. Result has 63 places, 0 transitions, 0 flow [2021-10-19 14:45:44,310 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=71, PETRI_DIFFERENCE_MINUEND_FLOW=122, PETRI_DIFFERENCE_MINUEND_PLACES=62, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=59, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=63, PETRI_TRANSITIONS=0} [2021-10-19 14:45:44,311 INFO L334 CegarLoopForPetriNet]: 71 programPoint places, -8 predicate places. [2021-10-19 14:45:44,311 INFO L470 AbstractCegarLoop]: Abstraction has has 63 places, 0 transitions, 0 flow [2021-10-19 14:45:44,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 61.5) internal successors, (123), 2 states have internal predecessors, (123), 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) [2021-10-19 14:45:44,314 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:45:44,314 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:45:44,314 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-19 14:45:44,314 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-19 14:45:44,315 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:45:44,315 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:45:44,315 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:45:44,315 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:45:44,315 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:45:44,315 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t1Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:45:44,316 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:45:44,316 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t2Err1ASSERT_VIOLATIONDATA_RACE [2021-10-19 14:45:44,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-19 14:45:44,321 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-19 14:45:44,321 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-19 14:45:44,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 02:45:44 BasicIcfg [2021-10-19 14:45:44,323 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-19 14:45:44,324 INFO L168 Benchmark]: Toolchain (without parser) took 1357.34 ms. Allocated memory is still 205.5 MB. Free memory was 156.4 MB in the beginning and 123.8 MB in the end (delta: 32.5 MB). Peak memory consumption was 33.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:45:44,325 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 205.5 MB. Free memory is still 174.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-19 14:45:44,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.16 ms. Allocated memory is still 205.5 MB. Free memory was 156.2 MB in the beginning and 174.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:45:44,327 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.74 ms. Allocated memory is still 205.5 MB. Free memory was 174.2 MB in the beginning and 172.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-10-19 14:45:44,330 INFO L168 Benchmark]: Boogie Preprocessor took 27.98 ms. Allocated memory is still 205.5 MB. Free memory was 172.2 MB in the beginning and 171.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-19 14:45:44,330 INFO L168 Benchmark]: RCFGBuilder took 351.34 ms. Allocated memory is still 205.5 MB. Free memory was 171.1 MB in the beginning and 156.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-10-19 14:45:44,331 INFO L168 Benchmark]: TraceAbstraction took 481.63 ms. Allocated memory is still 205.5 MB. Free memory was 155.9 MB in the beginning and 123.8 MB in the end (delta: 32.0 MB). Peak memory consumption was 31.5 MB. Max. memory is 8.0 GB. [2021-10-19 14:45:44,334 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 205.5 MB. Free memory is still 174.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 442.16 ms. Allocated memory is still 205.5 MB. Free memory was 156.2 MB in the beginning and 174.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 48.74 ms. Allocated memory is still 205.5 MB. Free memory was 174.2 MB in the beginning and 172.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 27.98 ms. Allocated memory is still 205.5 MB. Free memory was 172.2 MB in the beginning and 171.1 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 351.34 ms. Allocated memory is still 205.5 MB. Free memory was 171.1 MB in the beginning and 156.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 481.63 ms. Allocated memory is still 205.5 MB. Free memory was 155.9 MB in the beginning and 123.8 MB in the end (delta: 32.0 MB). Peak memory consumption was 31.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 716]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 719]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 698]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 698]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: 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, 93 locations, 12 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 11.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 365.9ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 60.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 54.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 3.9ms SsaConstructionTime, 38.9ms SatisfiabilityAnalysisTime, 71.8ms InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 23 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 6 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-19 14:45:44,361 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...