./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92b537c19e93936c627f40c0919a7120398cdd58 ................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92b537c19e93936c627f40c0919a7120398cdd58 .............................................................................................................................................................................................................................................................................................. 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-cad4683 [2019-10-22 11:21:50,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:21:50,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:21:50,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:21:50,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:21:50,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:21:50,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:21:50,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:21:50,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:21:50,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:21:50,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:21:50,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:21:50,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:21:50,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:21:50,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:21:50,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:21:50,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:21:50,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:21:50,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:21:50,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:21:50,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:21:50,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:21:50,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:21:50,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:21:50,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:21:50,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:21:50,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:21:50,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:21:50,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:21:50,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:21:50,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:21:50,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:21:50,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:21:50,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:21:50,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:21:50,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:21:50,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:21:50,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:21:50,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:21:50,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:21:50,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:21:50,936 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:21:50,955 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:21:50,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:21:50,956 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:21:50,956 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:21:50,956 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:21:50,956 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:21:50,956 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:21:50,957 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:21:50,957 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:21:50,957 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:21:50,957 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:21:50,957 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:21:50,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:21:50,958 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:21:50,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:21:50,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:21:50,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:21:50,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:21:50,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:21:50,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:21:50,959 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:21:50,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:21:50,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:21:50,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:21:50,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:21:50,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:21:50,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:21:50,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:50,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:21:50,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:21:50,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:21:50,962 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:21:50,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:21:50,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:21:50,963 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:21:50,963 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan 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 -> Taipan 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 -> 92b537c19e93936c627f40c0919a7120398cdd58 [2019-10-22 11:21:51,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:21:51,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:21:51,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:21:51,021 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:21:51,022 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:21:51,022 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2019-10-22 11:21:51,068 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/data/35d1b91ac/35b3d48dab834251a525279c82eb8496/FLAG93e691d33 [2019-10-22 11:21:51,513 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:21:51,513 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2019-10-22 11:21:51,526 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/data/35d1b91ac/35b3d48dab834251a525279c82eb8496/FLAG93e691d33 [2019-10-22 11:21:51,849 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/data/35d1b91ac/35b3d48dab834251a525279c82eb8496 [2019-10-22 11:21:51,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:21:51,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:21:51,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:51,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:21:51,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:21:51,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:51" (1/1) ... [2019-10-22 11:21:51,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ead58b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:51, skipping insertion in model container [2019-10-22 11:21:51,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:51" (1/1) ... [2019-10-22 11:21:51,867 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:21:51,900 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:21:52,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:52,334 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:21:52,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:52,435 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:21:52,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52 WrapperNode [2019-10-22 11:21:52,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:52,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:52,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:21:52,437 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:21:52,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52" (1/1) ... [2019-10-22 11:21:52,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52" (1/1) ... [2019-10-22 11:21:52,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:52,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:21:52,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:21:52,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:21:52,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52" (1/1) ... [2019-10-22 11:21:52,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52" (1/1) ... [2019-10-22 11:21:52,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52" (1/1) ... [2019-10-22 11:21:52,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52" (1/1) ... [2019-10-22 11:21:52,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52" (1/1) ... [2019-10-22 11:21:52,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52" (1/1) ... [2019-10-22 11:21:52,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52" (1/1) ... [2019-10-22 11:21:52,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:21:52,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:21:52,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:21:52,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:21:52,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/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 [2019-10-22 11:21:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 11:21:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-10-22 11:21:52,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-10-22 11:21:52,567 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:21:52,567 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:21:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 11:21:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:21:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:21:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:21:52,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:21:52,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:21:52,572 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 11:21:52,687 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:21:52,688 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:21:52,689 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-10-22 11:21:52,689 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 11:21:52,807 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:21:52,809 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:21:52,884 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:21:52,885 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-10-22 11:21:52,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:52 BoogieIcfgContainer [2019-10-22 11:21:52,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:21:52,887 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:21:52,887 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:21:52,890 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:21:52,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:21:51" (1/3) ... [2019-10-22 11:21:52,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c886d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:52, skipping insertion in model container [2019-10-22 11:21:52,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:52" (2/3) ... [2019-10-22 11:21:52,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40c886d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:52, skipping insertion in model container [2019-10-22 11:21:52,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:52" (3/3) ... [2019-10-22 11:21:52,894 INFO L109 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs.i [2019-10-22 11:21:52,931 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,931 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,931 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,931 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,932 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,932 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,932 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,932 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,932 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,933 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,933 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,933 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,933 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,933 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,934 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,934 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,934 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,934 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,934 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,934 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,935 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,935 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,935 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,935 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,936 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,936 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,936 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,936 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,936 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,937 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,937 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,937 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,937 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,938 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,938 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,938 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,938 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,938 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,939 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,939 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,939 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,939 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,939 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,939 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,940 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,940 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,940 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,940 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,941 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,941 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,941 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,942 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,942 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,942 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,942 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,942 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,943 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,943 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,943 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,943 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,944 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,944 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,944 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:52,951 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 11:21:52,951 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:21:52,959 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 11:21:52,970 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 11:21:52,989 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:21:52,989 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:21:52,989 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:21:52,989 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:21:52,989 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:21:52,989 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:21:52,990 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:21:52,990 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:21:52,999 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51 places, 54 transitions [2019-10-22 11:21:53,018 FATAL L? ?]: 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:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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) [2019-10-22 11:21:53,023 INFO L168 Benchmark]: Toolchain (without parser) took 1169.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 936.9 MB in the beginning and 1.1 GB in the end (delta: -130.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:53,023 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:21:53,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 936.9 MB in the beginning and 1.1 GB in the end (delta: -176.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:53,024 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.84 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:53,025 INFO L168 Benchmark]: Boogie Preprocessor took 28.35 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:53,026 INFO L168 Benchmark]: RCFGBuilder took 376.20 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: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:53,026 INFO L168 Benchmark]: TraceAbstraction took 133.73 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: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:53,029 INFO L335 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 962.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 582.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 936.9 MB in the beginning and 1.1 GB in the end (delta: -176.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.84 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.35 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 376.20 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: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 133.73 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: 12.0 MB). Peak memory consumption was 12.0 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:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 11:21:55,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:21:55,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:21:55,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:21:55,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:21:55,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:21:55,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:21:55,108 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:21:55,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:21:55,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:21:55,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:21:55,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:21:55,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:21:55,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:21:55,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:21:55,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:21:55,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:21:55,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:21:55,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:21:55,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:21:55,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:21:55,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:21:55,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:21:55,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:21:55,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:21:55,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:21:55,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:21:55,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:21:55,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:21:55,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:21:55,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:21:55,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:21:55,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:21:55,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:21:55,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:21:55,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:21:55,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:21:55,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:21:55,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:21:55,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:21:55,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:21:55,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-10-22 11:21:55,147 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:21:55,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:21:55,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:21:55,148 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:21:55,148 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:21:55,148 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:21:55,149 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:21:55,149 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:21:55,149 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:21:55,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:21:55,150 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:21:55,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:21:55,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:21:55,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:21:55,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:21:55,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:21:55,151 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 11:21:55,151 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 11:21:55,151 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:21:55,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:21:55,151 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 11:21:55,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:21:55,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:21:55,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:21:55,152 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:21:55,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:21:55,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:55,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:21:55,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:21:55,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:21:55,153 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 11:21:55,153 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 11:21:55,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:21:55,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:21:55,154 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan 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 -> Taipan 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 -> 92b537c19e93936c627f40c0919a7120398cdd58 [2019-10-22 11:21:55,181 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:21:55,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:21:55,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:21:55,195 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:21:55,195 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:21:55,196 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2019-10-22 11:21:55,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/data/9a88195bd/86ebcdafd4c241e6823a59d7de3bf5ac/FLAGdb8dd66a5 [2019-10-22 11:21:55,670 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:21:55,671 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs.i [2019-10-22 11:21:55,682 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/data/9a88195bd/86ebcdafd4c241e6823a59d7de3bf5ac/FLAGdb8dd66a5 [2019-10-22 11:21:56,038 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/data/9a88195bd/86ebcdafd4c241e6823a59d7de3bf5ac [2019-10-22 11:21:56,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:21:56,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:21:56,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:56,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:21:56,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:21:56,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:56" (1/1) ... [2019-10-22 11:21:56,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f168e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56, skipping insertion in model container [2019-10-22 11:21:56,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:56" (1/1) ... [2019-10-22 11:21:56,058 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:21:56,100 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:21:56,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:56,582 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:21:56,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:56,708 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:21:56,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56 WrapperNode [2019-10-22 11:21:56,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:56,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:56,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:21:56,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:21:56,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56" (1/1) ... [2019-10-22 11:21:56,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56" (1/1) ... [2019-10-22 11:21:56,772 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:56,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:21:56,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:21:56,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:21:56,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56" (1/1) ... [2019-10-22 11:21:56,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56" (1/1) ... [2019-10-22 11:21:56,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56" (1/1) ... [2019-10-22 11:21:56,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56" (1/1) ... [2019-10-22 11:21:56,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56" (1/1) ... [2019-10-22 11:21:56,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56" (1/1) ... [2019-10-22 11:21:56,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56" (1/1) ... [2019-10-22 11:21:56,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:21:56,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:21:56,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:21:56,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:21:56,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8da8ab2-ee93-433f-b3b4-2de35a90908e/bin/utaipan/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 [2019-10-22 11:21:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 11:21:56,868 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-10-22 11:21:56,868 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-10-22 11:21:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:21:56,869 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:21:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:21:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:21:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 11:21:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 11:21:56,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:21:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:21:56,871 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 11:21:57,017 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:21:57,017 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:21:57,018 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-10-22 11:21:57,018 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 11:21:57,144 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:21:57,147 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:21:57,213 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:21:57,213 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-10-22 11:21:57,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:57 BoogieIcfgContainer [2019-10-22 11:21:57,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:21:57,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:21:57,215 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:21:57,218 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:21:57,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:21:56" (1/3) ... [2019-10-22 11:21:57,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@453c21b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:57, skipping insertion in model container [2019-10-22 11:21:57,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:56" (2/3) ... [2019-10-22 11:21:57,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@453c21b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:57, skipping insertion in model container [2019-10-22 11:21:57,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:57" (3/3) ... [2019-10-22 11:21:57,221 INFO L109 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs.i [2019-10-22 11:21:57,249 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,249 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,250 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,250 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,250 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,250 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,250 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,251 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,251 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,251 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,251 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,251 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,251 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,251 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,252 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,252 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,252 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,252 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,252 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,252 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,253 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,253 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,254 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,254 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,254 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,254 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,254 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,254 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,254 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,255 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,255 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,255 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,255 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,255 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,255 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,256 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,256 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,257 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,257 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,257 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,258 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,258 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,258 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,258 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,258 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,258 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,259 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,259 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,259 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,259 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,260 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,260 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,260 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,260 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,260 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,260 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,261 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,261 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,262 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,262 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,262 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,262 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:21:57,269 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 11:21:57,269 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:21:57,283 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 11:21:57,294 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 11:21:57,311 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:21:57,311 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:21:57,312 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:21:57,312 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:21:57,312 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:21:57,312 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:21:57,312 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:21:57,312 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:21:57,321 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50 places, 53 transitions [2019-10-22 11:21:57,342 FATAL L? ?]: 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:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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) [2019-10-22 11:21:57,348 INFO L168 Benchmark]: Toolchain (without parser) took 1304.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -170.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:57,348 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:21:57,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 945.6 MB in the beginning and 1.2 GB in the end (delta: -211.7 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:57,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:21:57,350 INFO L168 Benchmark]: Boogie Preprocessor took 40.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:21:57,350 INFO L168 Benchmark]: RCFGBuilder took 400.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:57,351 INFO L168 Benchmark]: TraceAbstraction took 129.66 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: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:57,353 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 665.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 945.6 MB in the beginning and 1.2 GB in the end (delta: -211.7 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 400.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 129.66 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: 12.4 MB). Peak memory consumption was 12.4 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:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...