./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/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 e54656298cddafb63abe6a2fe4c42dd55636e801 ........................................................................................................................................................................................................................................ 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_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/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 e54656298cddafb63abe6a2fe4c42dd55636e801 .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 00:44:55,185 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:44:55,186 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:44:55,193 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:44:55,193 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:44:55,194 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:44:55,195 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:44:55,196 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:44:55,197 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:44:55,197 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:44:55,198 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:44:55,198 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:44:55,199 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:44:55,199 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:44:55,200 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:44:55,200 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:44:55,201 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:44:55,202 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:44:55,204 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:44:55,205 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:44:55,205 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:44:55,206 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:44:55,208 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:44:55,208 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:44:55,208 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:44:55,209 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:44:55,210 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:44:55,210 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:44:55,211 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:44:55,212 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:44:55,212 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:44:55,212 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:44:55,212 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:44:55,213 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:44:55,213 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:44:55,213 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:44:55,214 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 00:44:55,224 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:44:55,224 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:44:55,225 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:44:55,225 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 00:44:55,225 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 00:44:55,225 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 00:44:55,225 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 00:44:55,225 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 00:44:55,225 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 00:44:55,225 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 00:44:55,226 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 00:44:55,226 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 00:44:55,226 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 00:44:55,226 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:44:55,227 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:44:55,227 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 00:44:55,227 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:44:55,227 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:44:55,227 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:44:55,227 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:44:55,227 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:44:55,227 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:44:55,228 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:44:55,228 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:44:55,228 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:44:55,228 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:44:55,228 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 00:44:55,228 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:44:55,228 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 00:44:55,228 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:44:55,229 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:44:55,229 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:44:55,229 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:44:55,229 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 00:44:55,229 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:44:55,229 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 00:44:55,229 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 00:44:55,229 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_3423d077-6705-4a58-9925-2c6f633b1242/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 -> e54656298cddafb63abe6a2fe4c42dd55636e801 [2018-11-23 00:44:55,251 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:44:55,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:44:55,261 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:44:55,262 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:44:55,263 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:44:55,263 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs_true-unreach-call.i [2018-11-23 00:44:55,303 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/data/c1eed94ab/a67aaacaa5ea4ff88d65ae15fe3d9d3b/FLAG20c55aaf9 [2018-11-23 00:44:55,652 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:44:55,653 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/sv-benchmarks/c/pthread-ext/46_monabsex2_vs_true-unreach-call.i [2018-11-23 00:44:55,663 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/data/c1eed94ab/a67aaacaa5ea4ff88d65ae15fe3d9d3b/FLAG20c55aaf9 [2018-11-23 00:44:55,675 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/data/c1eed94ab/a67aaacaa5ea4ff88d65ae15fe3d9d3b [2018-11-23 00:44:55,678 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:44:55,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:44:55,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:44:55,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:44:55,683 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:44:55,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:55" (1/1) ... [2018-11-23 00:44:55,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6128ed06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:55, skipping insertion in model container [2018-11-23 00:44:55,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:55" (1/1) ... [2018-11-23 00:44:55,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:44:55,728 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:44:55,955 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:44:55,963 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:44:56,039 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:44:56,082 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:44:56,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56 WrapperNode [2018-11-23 00:44:56,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:44:56,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:44:56,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:44:56,083 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:44:56,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56" (1/1) ... [2018-11-23 00:44:56,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56" (1/1) ... [2018-11-23 00:44:56,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:44:56,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:44:56,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:44:56,115 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:44:56,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56" (1/1) ... [2018-11-23 00:44:56,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56" (1/1) ... [2018-11-23 00:44:56,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56" (1/1) ... [2018-11-23 00:44:56,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56" (1/1) ... [2018-11-23 00:44:56,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56" (1/1) ... [2018-11-23 00:44:56,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56" (1/1) ... [2018-11-23 00:44:56,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56" (1/1) ... [2018-11-23 00:44:56,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:44:56,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:44:56,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:44:56,134 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:44:56,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/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 [2018-11-23 00:44:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 00:44:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 00:44:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 00:44:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 00:44:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 00:44:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:44:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:44:56,174 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 00:44:56,343 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:44:56,343 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-23 00:44:56,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:44:56 BoogieIcfgContainer [2018-11-23 00:44:56,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:44:56,344 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 00:44:56,344 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 00:44:56,347 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 00:44:56,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:44:55" (1/3) ... [2018-11-23 00:44:56,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa95323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:44:56, skipping insertion in model container [2018-11-23 00:44:56,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:56" (2/3) ... [2018-11-23 00:44:56,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa95323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:44:56, skipping insertion in model container [2018-11-23 00:44:56,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:44:56" (3/3) ... [2018-11-23 00:44:56,349 INFO L112 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs_true-unreach-call.i [2018-11-23 00:44:56,371 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:56,372 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:56,372 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:56,372 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:56,372 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:56,373 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:56,377 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 00:44:56,377 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 00:44:56,383 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 00:44:56,398 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 00:44:56,414 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 00:44:56,414 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 00:44:56,414 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 00:44:56,414 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 00:44:56,414 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 00:44:56,414 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 00:44:56,415 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 00:44:56,415 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 00:44:56,420 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 25places, 26 transitions [2018-11-23 00:44:56,428 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_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 00:44:56,431 INFO L168 Benchmark]: Toolchain (without parser) took 752.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -117.1 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. [2018-11-23 00:44:56,433 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:44:56,433 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. [2018-11-23 00:44:56,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.92 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 00:44:56,434 INFO L168 Benchmark]: Boogie Preprocessor took 18.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:44:56,434 INFO L168 Benchmark]: RCFGBuilder took 209.57 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: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-23 00:44:56,435 INFO L168 Benchmark]: TraceAbstraction took 86.29 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 00:44:56,437 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 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 402.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.92 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.98 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 209.57 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: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 86.29 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: 10.7 MB). Peak memory consumption was 10.7 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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-aa41828 [2018-11-23 00:44:57,892 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:44:57,894 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:44:57,902 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:44:57,903 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:44:57,903 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:44:57,904 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:44:57,906 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:44:57,907 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:44:57,907 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:44:57,908 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:44:57,908 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:44:57,909 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:44:57,909 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:44:57,910 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:44:57,911 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:44:57,911 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:44:57,913 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:44:57,914 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:44:57,915 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:44:57,916 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:44:57,917 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:44:57,918 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:44:57,918 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:44:57,919 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:44:57,919 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:44:57,920 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:44:57,920 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:44:57,921 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:44:57,922 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:44:57,922 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:44:57,922 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:44:57,923 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:44:57,923 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:44:57,923 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:44:57,924 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:44:57,924 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-23 00:44:57,935 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:44:57,935 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:44:57,936 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:44:57,936 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 00:44:57,936 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 00:44:57,936 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 00:44:57,937 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 00:44:57,937 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 00:44:57,937 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 00:44:57,937 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 00:44:57,938 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:44:57,938 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:44:57,938 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:44:57,939 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:44:57,939 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:44:57,939 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:44:57,939 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:44:57,939 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 00:44:57,939 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 00:44:57,939 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:44:57,940 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:44:57,940 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:44:57,940 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:44:57,940 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:44:57,940 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 00:44:57,940 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:44:57,941 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 00:44:57,941 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:44:57,941 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:44:57,941 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:44:57,941 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:44:57,941 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 00:44:57,942 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:44:57,942 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 00:44:57,944 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 00:44:57,944 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_3423d077-6705-4a58-9925-2c6f633b1242/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 -> e54656298cddafb63abe6a2fe4c42dd55636e801 [2018-11-23 00:44:57,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:44:57,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:44:57,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:44:57,990 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:44:57,991 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:44:57,991 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/46_monabsex2_vs_true-unreach-call.i [2018-11-23 00:44:58,036 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/data/263202fde/83a83e3d158745429d7854518493f4ff/FLAG7bef0a78d [2018-11-23 00:44:58,463 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:44:58,463 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/sv-benchmarks/c/pthread-ext/46_monabsex2_vs_true-unreach-call.i [2018-11-23 00:44:58,471 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/data/263202fde/83a83e3d158745429d7854518493f4ff/FLAG7bef0a78d [2018-11-23 00:44:58,479 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/bin-2019/utaipan/data/263202fde/83a83e3d158745429d7854518493f4ff [2018-11-23 00:44:58,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:44:58,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:44:58,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:44:58,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:44:58,487 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:44:58,487 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:58" (1/1) ... [2018-11-23 00:44:58,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b641ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58, skipping insertion in model container [2018-11-23 00:44:58,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:58" (1/1) ... [2018-11-23 00:44:58,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:44:58,528 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:44:58,763 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:44:58,775 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:44:58,804 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:44:58,897 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:44:58,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58 WrapperNode [2018-11-23 00:44:58,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:44:58,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:44:58,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:44:58,899 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:44:58,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2018-11-23 00:44:58,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2018-11-23 00:44:58,923 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:44:58,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:44:58,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:44:58,923 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:44:58,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2018-11-23 00:44:58,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2018-11-23 00:44:58,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2018-11-23 00:44:58,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2018-11-23 00:44:58,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2018-11-23 00:44:58,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2018-11-23 00:44:58,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... [2018-11-23 00:44:58,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:44:58,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:44:58,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:44:58,942 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:44:58,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3423d077-6705-4a58-9925-2c6f633b1242/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 [2018-11-23 00:44:58,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 00:44:58,984 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 00:44:58,984 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 00:44:58,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 00:44:58,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 00:44:58,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:44:58,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:44:58,985 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 00:44:59,126 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:44:59,126 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-11-23 00:44:59,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:44:59 BoogieIcfgContainer [2018-11-23 00:44:59,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:44:59,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 00:44:59,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 00:44:59,129 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 00:44:59,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:44:58" (1/3) ... [2018-11-23 00:44:59,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79a30123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:44:59, skipping insertion in model container [2018-11-23 00:44:59,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:58" (2/3) ... [2018-11-23 00:44:59,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79a30123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:44:59, skipping insertion in model container [2018-11-23 00:44:59,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:44:59" (3/3) ... [2018-11-23 00:44:59,131 INFO L112 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs_true-unreach-call.i [2018-11-23 00:44:59,150 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:59,150 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:59,150 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:59,151 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:59,151 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:59,151 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 00:44:59,154 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 00:44:59,155 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 00:44:59,159 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 00:44:59,169 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 00:44:59,183 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 00:44:59,184 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 00:44:59,184 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 00:44:59,184 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 00:44:59,184 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 00:44:59,184 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 00:44:59,184 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 00:44:59,184 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 00:44:59,184 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 00:44:59,190 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 25places, 26 transitions [2018-11-23 00:44:59,197 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_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 00:44:59,200 INFO L168 Benchmark]: Toolchain (without parser) took 717.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -145.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:44:59,201 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-23 00:44:59,201 INFO L168 Benchmark]: CACSL2BoogieTranslator took 415.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. [2018-11-23 00:44:59,202 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-23 00:44:59,202 INFO L168 Benchmark]: Boogie Preprocessor took 17.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:44:59,202 INFO L168 Benchmark]: RCFGBuilder took 184.74 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: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-23 00:44:59,203 INFO L168 Benchmark]: TraceAbstraction took 72.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-23 00:44:59,205 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 415.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 45.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.85 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 184.74 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: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 72.40 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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...