./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i -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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 937d3584b3fcf8e1c5b4be4364be53fb5601b821 ...................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 937d3584b3fcf8e1c5b4be4364be53fb5601b821 ....................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 22:27:29,854 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 22:27:29,855 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 22:27:29,866 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 22:27:29,867 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 22:27:29,868 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 22:27:29,869 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 22:27:29,871 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 22:27:29,873 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 22:27:29,873 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 22:27:29,874 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 22:27:29,875 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 22:27:29,876 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 22:27:29,877 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 22:27:29,878 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 22:27:29,879 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 22:27:29,879 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 22:27:29,881 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 22:27:29,888 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 22:27:29,889 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 22:27:29,893 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 22:27:29,894 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 22:27:29,900 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 22:27:29,901 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 22:27:29,901 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 22:27:29,903 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 22:27:29,905 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 22:27:29,906 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 22:27:29,906 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 22:27:29,907 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 22:27:29,913 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 22:27:29,914 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 22:27:29,914 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 22:27:29,914 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 22:27:29,915 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 22:27:29,916 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 22:27:29,916 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 22:27:29,942 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 22:27:29,942 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 22:27:29,943 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 22:27:29,943 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 22:27:29,944 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 22:27:29,945 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 22:27:29,945 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 22:27:29,946 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 22:27:29,946 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 22:27:29,946 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 22:27:29,947 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 22:27:29,947 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 22:27:29,947 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 22:27:29,947 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 22:27:29,947 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 22:27:29,948 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 22:27:29,949 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 22:27:29,949 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 22:27:29,949 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 22:27:29,949 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 22:27:29,949 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 22:27:29,950 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 22:27:29,950 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 22:27:29,950 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 22:27:29,950 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 22:27:29,950 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 22:27:29,950 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 22:27:29,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 22:27:29,952 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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(__VERIFIER_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 -> 937d3584b3fcf8e1c5b4be4364be53fb5601b821 [2019-01-12 22:27:30,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 22:27:30,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 22:27:30,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 22:27:30,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 22:27:30,039 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 22:27:30,039 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2019-01-12 22:27:30,103 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41588aeb/ed48f9f8909747469ed964d8a7b4ebfb/FLAG11e9544bf [2019-01-12 22:27:30,623 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 22:27:30,624 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2019-01-12 22:27:30,639 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41588aeb/ed48f9f8909747469ed964d8a7b4ebfb/FLAG11e9544bf [2019-01-12 22:27:30,950 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41588aeb/ed48f9f8909747469ed964d8a7b4ebfb [2019-01-12 22:27:30,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 22:27:30,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 22:27:30,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 22:27:30,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 22:27:30,963 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 22:27:30,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:27:30" (1/1) ... [2019-01-12 22:27:30,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@440af656 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:30, skipping insertion in model container [2019-01-12 22:27:30,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:27:30" (1/1) ... [2019-01-12 22:27:30,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 22:27:31,019 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 22:27:31,398 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:27:31,419 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 22:27:31,556 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:27:31,636 INFO L195 MainTranslator]: Completed translation [2019-01-12 22:27:31,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31 WrapperNode [2019-01-12 22:27:31,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 22:27:31,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 22:27:31,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 22:27:31,638 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 22:27:31,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31" (1/1) ... [2019-01-12 22:27:31,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31" (1/1) ... [2019-01-12 22:27:31,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 22:27:31,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 22:27:31,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 22:27:31,692 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 22:27:31,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31" (1/1) ... [2019-01-12 22:27:31,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31" (1/1) ... [2019-01-12 22:27:31,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31" (1/1) ... [2019-01-12 22:27:31,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31" (1/1) ... [2019-01-12 22:27:31,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31" (1/1) ... [2019-01-12 22:27:31,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31" (1/1) ... [2019-01-12 22:27:31,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31" (1/1) ... [2019-01-12 22:27:31,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 22:27:31,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 22:27:31,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 22:27:31,727 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 22:27:31,727 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 22:27:31,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-12 22:27:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-01-12 22:27:31,782 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-01-12 22:27:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-01-12 22:27:31,782 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-01-12 22:27:31,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-12 22:27:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 22:27:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 22:27:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 22:27:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 22:27:31,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 22:27:31,785 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-12 22:27:31,979 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-01-12 22:27:31,983 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-01-12 22:27:31,984 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-01-12 22:27:31,986 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-01-12 22:27:32,118 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-01-12 22:27:32,121 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-01-12 22:27:32,249 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 22:27:32,249 INFO L286 CfgBuilder]: Removed 8 assue(true) statements. [2019-01-12 22:27:32,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:27:32 BoogieIcfgContainer [2019-01-12 22:27:32,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 22:27:32,252 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 22:27:32,252 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 22:27:32,255 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 22:27:32,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 10:27:30" (1/3) ... [2019-01-12 22:27:32,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@444bd79e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:27:32, skipping insertion in model container [2019-01-12 22:27:32,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:31" (2/3) ... [2019-01-12 22:27:32,257 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@444bd79e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:27:32, skipping insertion in model container [2019-01-12 22:27:32,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:27:32" (3/3) ... [2019-01-12 22:27:32,258 INFO L112 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs_true-unreach-call.i [2019-01-12 22:27:32,295 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,295 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,295 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,296 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,296 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,296 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,296 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,297 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,297 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,297 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,297 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,297 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,297 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,298 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,298 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,298 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,298 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,298 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,299 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,299 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,299 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,300 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,300 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,300 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,300 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,301 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,301 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,301 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,301 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,301 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,301 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,302 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,302 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,302 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,302 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,302 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,303 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,303 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,303 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,304 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,304 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,304 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,304 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,304 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,304 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,305 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,305 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,305 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,305 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,305 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,306 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,306 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,306 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,306 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,306 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,306 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,307 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,307 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,307 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,308 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,308 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,308 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,308 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:32,321 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-12 22:27:32,321 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 22:27:32,328 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-12 22:27:32,345 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-12 22:27:32,368 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 22:27:32,369 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 22:27:32,369 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 22:27:32,369 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 22:27:32,369 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 22:27:32,369 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 22:27:32,369 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 22:27:32,369 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 22:27:32,370 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 22:27:32,378 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51places, 54 transitions [2019-01-12 22:27:32,399 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-01-12 22:27:32,402 INFO L168 Benchmark]: Toolchain (without parser) took 1446.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -129.7 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:32,405 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:27:32,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -168.0 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:32,406 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:27:32,407 INFO L168 Benchmark]: Boogie Preprocessor took 33.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:27:32,407 INFO L168 Benchmark]: RCFGBuilder took 524.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:32,408 INFO L168 Benchmark]: TraceAbstraction took 149.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:32,413 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 678.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -168.0 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 524.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 149.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-12 22:27:34,715 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 22:27:34,716 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 22:27:34,728 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 22:27:34,728 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 22:27:34,729 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 22:27:34,731 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 22:27:34,733 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 22:27:34,735 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 22:27:34,736 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 22:27:34,737 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 22:27:34,737 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 22:27:34,738 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 22:27:34,739 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 22:27:34,741 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 22:27:34,742 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 22:27:34,742 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 22:27:34,745 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 22:27:34,747 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 22:27:34,749 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 22:27:34,750 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 22:27:34,752 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 22:27:34,754 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 22:27:34,754 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 22:27:34,755 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 22:27:34,756 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 22:27:34,757 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 22:27:34,758 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 22:27:34,759 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 22:27:34,760 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 22:27:34,760 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 22:27:34,761 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 22:27:34,761 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 22:27:34,761 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 22:27:34,763 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 22:27:34,764 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 22:27:34,764 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 22:27:34,782 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 22:27:34,783 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 22:27:34,784 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 22:27:34,784 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 22:27:34,784 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 22:27:34,785 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 22:27:34,785 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 22:27:34,785 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 22:27:34,785 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 22:27:34,786 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 22:27:34,786 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 22:27:34,786 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 22:27:34,786 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 22:27:34,786 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 22:27:34,786 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 22:27:34,788 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 22:27:34,788 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 22:27:34,788 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 22:27:34,788 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 22:27:34,788 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 22:27:34,789 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 22:27:34,789 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 22:27:34,789 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 22:27:34,790 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 22:27:34,790 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 22:27:34,790 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 22:27:34,790 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 22:27:34,790 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 22:27:34,790 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 22:27:34,791 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 22:27:34,791 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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(__VERIFIER_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 -> 937d3584b3fcf8e1c5b4be4364be53fb5601b821 [2019-01-12 22:27:34,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 22:27:34,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 22:27:34,850 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 22:27:34,852 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 22:27:34,852 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 22:27:34,853 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2019-01-12 22:27:34,917 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/242d1beee/312fd080ff6f416ea2cdb4ab2eeb5ce4/FLAGc14b54645 [2019-01-12 22:27:35,403 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 22:27:35,403 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2019-01-12 22:27:35,424 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/242d1beee/312fd080ff6f416ea2cdb4ab2eeb5ce4/FLAGc14b54645 [2019-01-12 22:27:35,722 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/242d1beee/312fd080ff6f416ea2cdb4ab2eeb5ce4 [2019-01-12 22:27:35,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 22:27:35,728 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 22:27:35,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 22:27:35,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 22:27:35,734 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 22:27:35,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:27:35" (1/1) ... [2019-01-12 22:27:35,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e88383c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:35, skipping insertion in model container [2019-01-12 22:27:35,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:27:35" (1/1) ... [2019-01-12 22:27:35,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 22:27:35,803 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 22:27:36,166 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:27:36,182 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 22:27:36,338 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:27:36,413 INFO L195 MainTranslator]: Completed translation [2019-01-12 22:27:36,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36 WrapperNode [2019-01-12 22:27:36,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 22:27:36,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 22:27:36,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 22:27:36,415 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 22:27:36,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36" (1/1) ... [2019-01-12 22:27:36,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36" (1/1) ... [2019-01-12 22:27:36,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 22:27:36,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 22:27:36,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 22:27:36,475 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 22:27:36,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36" (1/1) ... [2019-01-12 22:27:36,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36" (1/1) ... [2019-01-12 22:27:36,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36" (1/1) ... [2019-01-12 22:27:36,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36" (1/1) ... [2019-01-12 22:27:36,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36" (1/1) ... [2019-01-12 22:27:36,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36" (1/1) ... [2019-01-12 22:27:36,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36" (1/1) ... [2019-01-12 22:27:36,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 22:27:36,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 22:27:36,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 22:27:36,531 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 22:27:36,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 22:27:36,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-12 22:27:36,584 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-01-12 22:27:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-01-12 22:27:36,584 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-01-12 22:27:36,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-01-12 22:27:36,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 22:27:36,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 22:27:36,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-12 22:27:36,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-01-12 22:27:36,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 22:27:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 22:27:36,588 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-12 22:27:36,752 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-01-12 22:27:36,753 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-01-12 22:27:36,753 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-01-12 22:27:36,754 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-01-12 22:27:36,994 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-01-12 22:27:36,995 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-01-12 22:27:37,137 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 22:27:37,137 INFO L286 CfgBuilder]: Removed 8 assue(true) statements. [2019-01-12 22:27:37,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:27:37 BoogieIcfgContainer [2019-01-12 22:27:37,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 22:27:37,139 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 22:27:37,139 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 22:27:37,142 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 22:27:37,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 10:27:35" (1/3) ... [2019-01-12 22:27:37,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b2237e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:27:37, skipping insertion in model container [2019-01-12 22:27:37,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:27:36" (2/3) ... [2019-01-12 22:27:37,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b2237e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:27:37, skipping insertion in model container [2019-01-12 22:27:37,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:27:37" (3/3) ... [2019-01-12 22:27:37,147 INFO L112 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs_true-unreach-call.i [2019-01-12 22:27:37,184 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,184 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,184 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,184 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,185 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,187 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,187 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,187 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,187 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,188 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,188 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,189 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,189 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,189 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,189 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,189 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,189 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,190 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,190 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,190 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,191 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,192 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,192 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,193 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,193 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,194 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,194 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,194 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,194 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,194 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,195 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,195 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,195 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,195 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,195 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,196 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,196 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,196 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,196 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,197 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,197 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,197 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,197 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,197 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,198 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,198 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,198 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,198 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,199 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,200 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,200 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,200 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,200 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,200 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,201 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,201 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,201 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,201 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,201 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,202 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,202 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,202 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:27:37,235 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-12 22:27:37,236 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 22:27:37,243 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-12 22:27:37,258 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-12 22:27:37,280 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 22:27:37,281 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 22:27:37,281 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 22:27:37,281 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 22:27:37,281 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 22:27:37,282 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 22:27:37,282 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 22:27:37,282 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 22:27:37,283 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 22:27:37,293 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51places, 54 transitions [2019-01-12 22:27:37,314 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-01-12 22:27:37,319 INFO L168 Benchmark]: Toolchain (without parser) took 1592.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -97.8 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:37,322 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:27:37,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -142.8 MB). Peak memory consumption was 35.9 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:37,323 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:27:37,325 INFO L168 Benchmark]: Boogie Preprocessor took 55.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:37,325 INFO L168 Benchmark]: RCFGBuilder took 608.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:37,326 INFO L168 Benchmark]: TraceAbstraction took 179.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-01-12 22:27:37,332 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 685.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -142.8 MB). Peak memory consumption was 35.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 608.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 179.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...