./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/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 937d3584b3fcf8e1c5b4be4364be53fb5601b821 ........................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/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 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 0.1.23-635dfa2 [2018-12-09 12:04:16,961 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:04:16,962 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:04:16,968 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:04:16,968 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:04:16,969 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:04:16,970 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:04:16,971 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:04:16,972 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:04:16,973 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:04:16,974 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:04:16,974 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:04:16,974 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:04:16,975 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:04:16,976 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:04:16,977 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:04:16,977 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:04:16,978 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:04:16,980 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:04:16,981 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:04:16,982 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:04:16,983 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:04:16,984 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:04:16,984 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:04:16,985 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:04:16,985 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:04:16,986 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:04:16,987 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:04:16,987 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:04:16,988 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:04:16,988 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:04:16,989 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:04:16,989 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:04:16,989 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:04:16,990 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:04:16,990 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:04:16,990 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 12:04:16,998 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:04:16,998 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:04:16,998 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:04:16,998 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 12:04:16,999 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 12:04:16,999 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 12:04:16,999 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 12:04:16,999 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 12:04:16,999 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 12:04:16,999 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 12:04:16,999 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 12:04:16,999 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 12:04:16,999 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 12:04:17,000 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:04:17,000 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:04:17,000 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 12:04:17,000 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:04:17,000 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:04:17,000 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:04:17,000 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:04:17,000 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:04:17,000 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:04:17,000 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:04:17,000 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:04:17,000 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:04:17,000 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 12:04:17,001 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:04:17,001 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 12:04:17,001 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 12:04:17,001 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:04:17,001 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:04:17,001 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:04:17,001 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 12:04:17,001 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:04:17,001 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 12:04:17,001 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 12:04:17,001 INFO L133 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_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/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 -> 937d3584b3fcf8e1c5b4be4364be53fb5601b821 [2018-12-09 12:04:17,019 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:04:17,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:04:17,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:04:17,031 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:04:17,031 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:04:17,032 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-12-09 12:04:17,068 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/data/b95cd964f/a8fff1043dea4dc181a49a6e160717d8/FLAGc33517154 [2018-12-09 12:04:17,505 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:04:17,506 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-12-09 12:04:17,512 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/data/b95cd964f/a8fff1043dea4dc181a49a6e160717d8/FLAGc33517154 [2018-12-09 12:04:17,521 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/data/b95cd964f/a8fff1043dea4dc181a49a6e160717d8 [2018-12-09 12:04:17,522 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:04:17,523 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:04:17,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:04:17,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:04:17,525 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:04:17,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:04:17" (1/1) ... [2018-12-09 12:04:17,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58dfd927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17, skipping insertion in model container [2018-12-09 12:04:17,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:04:17" (1/1) ... [2018-12-09 12:04:17,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:04:17,550 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:04:17,704 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:04:17,711 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:04:17,767 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:04:17,797 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:04:17,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17 WrapperNode [2018-12-09 12:04:17,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:04:17,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:04:17,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:04:17,798 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:04:17,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17" (1/1) ... [2018-12-09 12:04:17,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17" (1/1) ... [2018-12-09 12:04:17,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:04:17,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:04:17,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:04:17,825 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:04:17,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17" (1/1) ... [2018-12-09 12:04:17,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17" (1/1) ... [2018-12-09 12:04:17,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17" (1/1) ... [2018-12-09 12:04:17,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17" (1/1) ... [2018-12-09 12:04:17,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17" (1/1) ... [2018-12-09 12:04:17,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17" (1/1) ... [2018-12-09 12:04:17,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17" (1/1) ... [2018-12-09 12:04:17,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:04:17,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:04:17,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:04:17,842 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:04:17,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/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 [2018-12-09 12:04:17,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:04:17,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 12:04:17,878 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-09 12:04:17,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-09 12:04:17,878 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-09 12:04:17,879 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-09 12:04:17,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 12:04:17,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 12:04:17,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 12:04:17,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:04:17,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:04:17,880 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 12:04:17,971 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 12:04:17,972 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 12:04:17,972 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-09 12:04:17,973 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-09 12:04:18,040 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 12:04:18,041 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 12:04:18,089 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:04:18,089 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-09 12:04:18,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:04:18 BoogieIcfgContainer [2018-12-09 12:04:18,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:04:18,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 12:04:18,090 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 12:04:18,092 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 12:04:18,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:04:17" (1/3) ... [2018-12-09 12:04:18,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b6de7a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:04:18, skipping insertion in model container [2018-12-09 12:04:18,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:17" (2/3) ... [2018-12-09 12:04:18,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b6de7a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:04:18, skipping insertion in model container [2018-12-09 12:04:18,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:04:18" (3/3) ... [2018-12-09 12:04:18,094 INFO L112 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs_true-unreach-call.i [2018-12-09 12:04:18,116 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,116 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,116 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,116 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,116 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,116 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,117 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,118 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,119 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,119 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,119 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,119 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,119 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,119 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,119 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,119 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,119 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,119 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,120 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,120 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,120 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,120 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,120 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,120 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,120 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,120 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,120 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,121 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,121 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,121 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,121 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,121 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,121 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,121 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,121 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,122 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,122 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,122 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,122 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,122 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,122 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,122 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,122 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,122 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,122 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:18,127 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 12:04:18,127 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 12:04:18,132 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-09 12:04:18,141 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-09 12:04:18,155 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 12:04:18,155 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 12:04:18,155 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 12:04:18,155 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 12:04:18,155 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 12:04:18,155 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 12:04:18,155 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 12:04:18,155 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 12:04:18,160 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51places, 54 transitions [2018-12-09 12:04:18,172 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) [2018-12-09 12:04:18,174 INFO L168 Benchmark]: Toolchain (without parser) took 651.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -104.7 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2018-12-09 12:04:18,175 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:04:18,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-09 12:04:18,175 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.07 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. [2018-12-09 12:04:18,176 INFO L168 Benchmark]: Boogie Preprocessor took 16.44 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. [2018-12-09 12:04:18,176 INFO L168 Benchmark]: RCFGBuilder took 247.38 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: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2018-12-09 12:04:18,176 INFO L168 Benchmark]: TraceAbstraction took 83.80 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-09 12:04:18,178 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 274.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.44 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 247.38 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: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 83.80 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: 13.8 MB). Peak memory consumption was 13.8 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 0.1.23-635dfa2 [2018-12-09 12:04:19,516 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:04:19,517 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:04:19,523 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:04:19,523 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:04:19,524 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:04:19,525 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:04:19,525 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:04:19,526 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:04:19,527 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:04:19,527 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:04:19,527 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:04:19,528 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:04:19,528 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:04:19,529 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:04:19,529 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:04:19,530 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:04:19,530 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:04:19,531 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:04:19,532 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:04:19,533 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:04:19,533 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:04:19,534 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:04:19,534 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:04:19,535 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:04:19,535 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:04:19,536 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:04:19,536 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:04:19,536 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:04:19,537 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:04:19,537 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:04:19,537 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:04:19,538 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:04:19,538 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:04:19,538 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:04:19,539 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:04:19,539 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 12:04:19,546 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:04:19,546 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:04:19,547 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:04:19,547 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 12:04:19,547 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 12:04:19,547 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 12:04:19,547 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 12:04:19,547 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 12:04:19,548 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 12:04:19,548 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 12:04:19,548 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:04:19,548 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:04:19,548 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:04:19,548 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:04:19,549 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:04:19,549 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:04:19,549 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:04:19,549 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 12:04:19,549 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 12:04:19,549 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:04:19,549 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:04:19,549 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:04:19,549 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:04:19,550 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:04:19,550 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 12:04:19,550 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:04:19,550 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 12:04:19,550 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 12:04:19,550 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:04:19,550 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:04:19,550 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:04:19,551 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 12:04:19,551 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:04:19,551 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 12:04:19,551 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 12:04:19,551 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/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 -> 937d3584b3fcf8e1c5b4be4364be53fb5601b821 [2018-12-09 12:04:19,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:04:19,579 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:04:19,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:04:19,582 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:04:19,582 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:04:19,582 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-12-09 12:04:19,618 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/data/7e1e4690e/56492d3dcf9c4e5e846f9a77eaf466c2/FLAG4d4c0a060 [2018-12-09 12:04:20,072 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:04:20,073 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/sv-benchmarks/c/pthread-ext/35_double_lock_p3_vs_true-unreach-call.i [2018-12-09 12:04:20,080 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/data/7e1e4690e/56492d3dcf9c4e5e846f9a77eaf466c2/FLAG4d4c0a060 [2018-12-09 12:04:20,089 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/utaipan/data/7e1e4690e/56492d3dcf9c4e5e846f9a77eaf466c2 [2018-12-09 12:04:20,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:04:20,092 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:04:20,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:04:20,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:04:20,094 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:04:20,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:04:20" (1/1) ... [2018-12-09 12:04:20,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a4e6b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20, skipping insertion in model container [2018-12-09 12:04:20,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:04:20" (1/1) ... [2018-12-09 12:04:20,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:04:20,121 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:04:20,287 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:04:20,295 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:04:20,321 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:04:20,387 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:04:20,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20 WrapperNode [2018-12-09 12:04:20,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:04:20,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:04:20,388 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:04:20,388 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:04:20,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20" (1/1) ... [2018-12-09 12:04:20,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20" (1/1) ... [2018-12-09 12:04:20,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:04:20,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:04:20,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:04:20,415 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:04:20,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20" (1/1) ... [2018-12-09 12:04:20,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20" (1/1) ... [2018-12-09 12:04:20,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20" (1/1) ... [2018-12-09 12:04:20,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20" (1/1) ... [2018-12-09 12:04:20,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20" (1/1) ... [2018-12-09 12:04:20,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20" (1/1) ... [2018-12-09 12:04:20,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20" (1/1) ... [2018-12-09 12:04:20,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:04:20,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:04:20,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:04:20,432 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:04:20,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5bbdda29-3577-40d5-a257-61618e389ef3/bin-2019/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 [2018-12-09 12:04:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:04:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 12:04:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-09 12:04:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-09 12:04:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-09 12:04:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-09 12:04:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 12:04:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 12:04:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-09 12:04:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:04:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:04:20,463 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 12:04:20,533 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 12:04:20,533 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 12:04:20,533 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2018-12-09 12:04:20,534 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2018-12-09 12:04:20,589 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-09 12:04:20,590 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-09 12:04:20,628 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:04:20,628 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-09 12:04:20,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:04:20 BoogieIcfgContainer [2018-12-09 12:04:20,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:04:20,629 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 12:04:20,629 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 12:04:20,630 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 12:04:20,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:04:20" (1/3) ... [2018-12-09 12:04:20,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c9329c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:04:20, skipping insertion in model container [2018-12-09 12:04:20,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:04:20" (2/3) ... [2018-12-09 12:04:20,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c9329c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:04:20, skipping insertion in model container [2018-12-09 12:04:20,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:04:20" (3/3) ... [2018-12-09 12:04:20,632 INFO L112 eAbstractionObserver]: Analyzing ICFG 35_double_lock_p3_vs_true-unreach-call.i [2018-12-09 12:04:20,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,654 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,654 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,654 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,655 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,656 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,656 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,656 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,656 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,656 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,656 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,656 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,656 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,657 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,657 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,657 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,657 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,658 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,658 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,658 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,658 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,658 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,658 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,658 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,659 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,659 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,659 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,659 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,659 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,659 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,659 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,660 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,660 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,660 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,661 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,661 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,661 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,661 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,661 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,661 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,661 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_my_thread1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,661 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,662 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,662 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,662 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,662 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,663 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,663 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_acquire_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_acquire_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,663 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,664 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#in~m.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,664 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_atomic_release_~m.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,664 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_atomic_release_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:04:20,670 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 12:04:20,670 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 12:04:20,676 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-09 12:04:20,689 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-09 12:04:20,705 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 12:04:20,705 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 12:04:20,706 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 12:04:20,706 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 12:04:20,706 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 12:04:20,706 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 12:04:20,706 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 12:04:20,706 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 12:04:20,706 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 12:04:20,711 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 50places, 53 transitions [2018-12-09 12:04:20,721 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) [2018-12-09 12:04:20,723 INFO L168 Benchmark]: Toolchain (without parser) took 632.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -139.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:04:20,724 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:04:20,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -186.8 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. [2018-12-09 12:04:20,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.30 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. [2018-12-09 12:04:20,725 INFO L168 Benchmark]: Boogie Preprocessor took 17.02 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. [2018-12-09 12:04:20,726 INFO L168 Benchmark]: RCFGBuilder took 196.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-09 12:04:20,726 INFO L168 Benchmark]: TraceAbstraction took 94.35 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: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-12-09 12:04:20,728 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 295.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -186.8 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.30 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 17.02 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 196.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 94.35 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: 15.3 MB). Peak memory consumption was 15.3 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...