./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 91b1670e 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 0.1.24-91b1670 [2018-11-28 19:36:09,974 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:36:09,975 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:36:09,993 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:36:09,993 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:36:09,994 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:36:09,996 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:36:09,998 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:36:10,000 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:36:10,001 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:36:10,002 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:36:10,002 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:36:10,003 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:36:10,004 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:36:10,006 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:36:10,006 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:36:10,007 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:36:10,009 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:36:10,012 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:36:10,013 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:36:10,015 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:36:10,016 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:36:10,019 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:36:10,019 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:36:10,019 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:36:10,020 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:36:10,021 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:36:10,023 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:36:10,023 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:36:10,025 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:36:10,025 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:36:10,026 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:36:10,026 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:36:10,026 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:36:10,028 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:36:10,029 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:36:10,029 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 19:36:10,045 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:36:10,046 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:36:10,046 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:36:10,047 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:36:10,047 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:36:10,047 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:36:10,047 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:36:10,048 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:36:10,049 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:36:10,049 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 19:36:10,049 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:36:10,049 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:36:10,049 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:36:10,049 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:36:10,050 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:36:10,050 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:36:10,050 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:36:10,050 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:36:10,050 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:36:10,050 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:36:10,052 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:36:10,052 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:36:10,052 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:36:10,052 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:36:10,053 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:36:10,053 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:36:10,053 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:36:10,053 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 19:36:10,053 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:36:10,053 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 19:36:10,055 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 [2018-11-28 19:36:10,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:36:10,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:36:10,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:36:10,111 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:36:10,111 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:36:10,112 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-28 19:36:10,166 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80f3f5b09/c1390d2a3a014b4e9b6c344263c111b3/FLAG8c563e757 [2018-11-28 19:36:10,684 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:36:10,685 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-28 19:36:10,706 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80f3f5b09/c1390d2a3a014b4e9b6c344263c111b3/FLAG8c563e757 [2018-11-28 19:36:10,943 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80f3f5b09/c1390d2a3a014b4e9b6c344263c111b3 [2018-11-28 19:36:10,946 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:36:10,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:36:10,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:10,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:36:10,953 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:36:10,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:10" (1/1) ... [2018-11-28 19:36:10,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f4ce07d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:10, skipping insertion in model container [2018-11-28 19:36:10,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:10" (1/1) ... [2018-11-28 19:36:10,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:36:11,017 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:36:11,437 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:11,460 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:36:11,523 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:11,691 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:36:11,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11 WrapperNode [2018-11-28 19:36:11,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:11,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:11,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:36:11,694 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:36:11,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11" (1/1) ... [2018-11-28 19:36:11,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11" (1/1) ... [2018-11-28 19:36:11,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:11,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:36:11,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:36:11,750 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:36:11,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11" (1/1) ... [2018-11-28 19:36:11,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11" (1/1) ... [2018-11-28 19:36:11,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11" (1/1) ... [2018-11-28 19:36:11,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11" (1/1) ... [2018-11-28 19:36:11,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11" (1/1) ... [2018-11-28 19:36:11,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11" (1/1) ... [2018-11-28 19:36:11,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11" (1/1) ... [2018-11-28 19:36:11,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:36:11,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:36:11,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:36:11,783 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:36:11,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11" (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 [2018-11-28 19:36:11,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:36:11,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 19:36:11,863 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 19:36:11,863 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 19:36:11,863 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:36:11,863 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:36:11,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 19:36:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:36:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 19:36:11,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:36:11,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:36:11,867 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 19:36:12,056 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:36:12,057 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:36:12,058 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-28 19:36:12,058 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-28 19:36:12,371 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:36:12,373 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:36:12,505 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:36:12,505 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-28 19:36:12,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:12 BoogieIcfgContainer [2018-11-28 19:36:12,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:36:12,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:36:12,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:36:12,510 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:36:12,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:36:10" (1/3) ... [2018-11-28 19:36:12,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc38c28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:12, skipping insertion in model container [2018-11-28 19:36:12,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:11" (2/3) ... [2018-11-28 19:36:12,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc38c28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:12, skipping insertion in model container [2018-11-28 19:36:12,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:12" (3/3) ... [2018-11-28 19:36:12,514 INFO L112 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs_true-unreach-call.i [2018-11-28 19:36:12,571 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,573 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,573 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,574 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,574 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,575 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,575 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,575 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,575 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,578 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,578 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,578 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,578 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,579 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,579 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,579 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,579 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,579 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,580 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,580 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,580 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,584 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,584 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,585 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,587 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,588 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,588 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,588 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,589 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,590 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,590 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,591 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,591 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,592 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,592 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,592 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,592 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,593 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,596 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,596 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,596 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,596 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,597 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,597 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,599 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,599 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,600 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,600 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,600 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,600 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,600 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,600 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,601 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,601 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,601 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,601 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,601 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,602 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:12,628 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:36:12,629 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:36:12,637 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 19:36:12,655 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 19:36:12,681 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:36:12,682 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:36:12,682 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:36:12,682 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:36:12,682 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:36:12,682 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:36:12,682 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:36:12,682 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:36:12,683 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:36:12,693 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51places, 54 transitions [2018-11-28 19:36:12,716 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) [2018-11-28 19:36:12,721 INFO L168 Benchmark]: Toolchain (without parser) took 1774.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -106.3 MB). Peak memory consumption was 665.2 kB. Max. memory is 11.5 GB. [2018-11-28 19:36:12,723 INFO L168 Benchmark]: CDTParser took 0.18 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. [2018-11-28 19:36:12,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -156.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:12,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:12,726 INFO L168 Benchmark]: Boogie Preprocessor took 32.41 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:12,728 INFO L168 Benchmark]: RCFGBuilder took 723.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:12,729 INFO L168 Benchmark]: TraceAbstraction took 213.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:12,737 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 743.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -156.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.41 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 723.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 213.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 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 0.1.24-91b1670 [2018-11-28 19:36:15,064 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:36:15,066 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:36:15,083 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:36:15,084 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:36:15,086 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:36:15,091 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:36:15,093 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:36:15,095 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:36:15,096 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:36:15,097 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:36:15,097 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:36:15,098 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:36:15,100 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:36:15,101 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:36:15,102 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:36:15,103 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:36:15,105 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:36:15,107 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:36:15,109 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:36:15,110 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:36:15,112 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:36:15,114 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:36:15,115 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:36:15,115 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:36:15,116 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:36:15,117 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:36:15,118 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:36:15,120 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:36:15,121 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:36:15,121 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:36:15,122 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:36:15,122 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:36:15,123 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:36:15,124 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:36:15,124 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:36:15,125 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 19:36:15,141 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:36:15,141 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:36:15,142 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:36:15,142 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:36:15,143 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:36:15,143 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:36:15,143 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:36:15,143 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:36:15,144 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:36:15,144 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:36:15,145 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:36:15,145 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:36:15,145 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:36:15,145 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:36:15,145 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 19:36:15,145 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 19:36:15,146 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:36:15,146 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:36:15,146 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:36:15,146 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:36:15,146 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:36:15,146 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:36:15,148 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:36:15,148 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:36:15,148 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:36:15,149 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:36:15,149 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:36:15,149 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:36:15,149 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 19:36:15,149 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:36:15,149 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 19:36:15,151 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 19:36:15,151 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 [2018-11-28 19:36:15,195 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:36:15,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:36:15,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:36:15,221 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:36:15,222 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:36:15,223 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-28 19:36:15,298 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d040663a8/f84717e5286e49e9ae14ffeea88454df/FLAGb223f7842 [2018-11-28 19:36:15,793 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:36:15,794 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-11-28 19:36:15,807 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d040663a8/f84717e5286e49e9ae14ffeea88454df/FLAGb223f7842 [2018-11-28 19:36:16,074 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d040663a8/f84717e5286e49e9ae14ffeea88454df [2018-11-28 19:36:16,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:36:16,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:36:16,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:16,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:36:16,087 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:36:16,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:16" (1/1) ... [2018-11-28 19:36:16,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4874b7fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16, skipping insertion in model container [2018-11-28 19:36:16,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:16" (1/1) ... [2018-11-28 19:36:16,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:36:16,154 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:36:16,645 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:16,672 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:36:16,752 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:16,950 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:36:16,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16 WrapperNode [2018-11-28 19:36:16,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:16,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:16,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:36:16,952 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:36:16,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16" (1/1) ... [2018-11-28 19:36:16,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16" (1/1) ... [2018-11-28 19:36:17,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:17,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:36:17,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:36:17,026 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:36:17,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16" (1/1) ... [2018-11-28 19:36:17,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16" (1/1) ... [2018-11-28 19:36:17,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16" (1/1) ... [2018-11-28 19:36:17,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16" (1/1) ... [2018-11-28 19:36:17,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16" (1/1) ... [2018-11-28 19:36:17,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16" (1/1) ... [2018-11-28 19:36:17,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16" (1/1) ... [2018-11-28 19:36:17,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:36:17,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:36:17,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:36:17,067 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:36:17,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16" (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 [2018-11-28 19:36:17,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:36:17,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 19:36:17,125 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 19:36:17,125 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 19:36:17,125 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:36:17,125 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:36:17,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:36:17,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 19:36:17,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-28 19:36:17,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:36:17,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:36:17,128 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 19:36:17,292 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:36:17,293 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:36:17,293 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-11-28 19:36:17,294 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-11-28 19:36:17,535 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:36:17,537 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:36:17,701 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:36:17,701 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-28 19:36:17,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:17 BoogieIcfgContainer [2018-11-28 19:36:17,702 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:36:17,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:36:17,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:36:17,707 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:36:17,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:36:16" (1/3) ... [2018-11-28 19:36:17,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60de3bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:17, skipping insertion in model container [2018-11-28 19:36:17,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:16" (2/3) ... [2018-11-28 19:36:17,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60de3bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:17, skipping insertion in model container [2018-11-28 19:36:17,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:17" (3/3) ... [2018-11-28 19:36:17,710 INFO L112 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs_true-unreach-call.i [2018-11-28 19:36:17,750 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,751 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,751 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,751 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,751 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,751 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,752 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,752 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,752 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,754 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,754 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,754 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,754 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,754 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,754 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,754 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,755 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,756 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,756 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,757 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,757 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,757 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,757 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,758 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,759 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,759 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,759 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,759 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,759 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,759 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,760 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,760 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,760 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,760 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,760 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,761 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,761 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,761 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,762 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,762 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,763 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,763 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,763 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,763 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,763 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,763 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,765 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,765 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,766 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,766 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,766 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,766 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,766 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,766 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,768 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,769 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,769 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,769 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,769 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,769 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:17,801 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:36:17,801 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:36:17,810 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 19:36:17,826 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 19:36:17,849 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:36:17,849 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:36:17,849 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:36:17,850 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:36:17,850 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:36:17,850 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:36:17,850 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:36:17,850 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:36:17,850 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:36:17,860 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50places, 53 transitions [2018-11-28 19:36:17,881 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) [2018-11-28 19:36:17,886 INFO L168 Benchmark]: Toolchain (without parser) took 1807.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -147.3 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:17,888 INFO L168 Benchmark]: CDTParser took 0.18 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. [2018-11-28 19:36:17,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 870.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:17,890 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.18 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. [2018-11-28 19:36:17,890 INFO L168 Benchmark]: Boogie Preprocessor took 39.93 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. [2018-11-28 19:36:17,891 INFO L168 Benchmark]: RCFGBuilder took 635.76 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: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:17,892 INFO L168 Benchmark]: TraceAbstraction took 182.38 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:17,898 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 870.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.18 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. * Boogie Preprocessor took 39.93 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 635.76 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: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 182.38 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: 13.6 MB). Peak memory consumption was 13.6 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...