./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/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 376411b509fa30f3972bf08d429083cb413425da ............................................................................................................................................................................................................... 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_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/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 376411b509fa30f3972bf08d429083cb413425da ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:01,982 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:01,984 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:01,992 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:01,992 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:01,993 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:01,994 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:01,995 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:01,996 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:01,997 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:01,998 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:01,998 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:01,999 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:02,000 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:02,000 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:02,002 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:02,002 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:02,003 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:02,005 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:02,006 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:02,007 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:02,008 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:02,010 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:02,010 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:02,011 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:02,011 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:02,012 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:02,013 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:02,014 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:02,015 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:02,015 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:02,016 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:02,016 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:02,016 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:02,017 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:02,018 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:02,018 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:02,029 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:02,030 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:02,030 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:02,030 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:02,030 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:02,031 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:02,031 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:02,031 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:02,031 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:02,031 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:02,031 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:02,032 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:02,032 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:02,032 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:02,032 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:02,032 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:02,032 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:02,034 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:02,034 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:02,034 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:02,034 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:02,035 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:02,035 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:02,035 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:02,035 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:02,035 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:02,035 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:02,035 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:02,036 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:02,036 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:02,036 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:02,036 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:02,036 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:02,036 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:02,036 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_ed91959b-9ed2-4b57-98ad-567ec63f77d6/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 -> 376411b509fa30f3972bf08d429083cb413425da [2018-10-27 05:11:02,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:02,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:02,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:02,094 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:02,094 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:02,095 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-10-27 05:11:02,137 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/data/b7c924055/1b1e89e8b8a54589bb5adbe451d1f024/FLAG7a1adf29d [2018-10-27 05:11:02,555 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:02,556 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-10-27 05:11:02,568 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/data/b7c924055/1b1e89e8b8a54589bb5adbe451d1f024/FLAG7a1adf29d [2018-10-27 05:11:02,578 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/data/b7c924055/1b1e89e8b8a54589bb5adbe451d1f024 [2018-10-27 05:11:02,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:02,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:02,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:02,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:02,585 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:02,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:02,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66cede22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02, skipping insertion in model container [2018-10-27 05:11:02,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:02,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:02,631 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:02,869 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:02,872 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:02,924 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:02,981 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:02,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02 WrapperNode [2018-10-27 05:11:02,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:02,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:02,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:02,983 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:02,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:03,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:03,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:03,087 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:03,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... [2018-10-27 05:11:03,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:03,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:03,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:03,113 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:03,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/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 [2018-10-27 05:11:03,158 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:03,158 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:11:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:11:03,158 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:11:03,158 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:11:03,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:03,159 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:03,159 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:03,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:03,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:03,161 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:03,831 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:03,856 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,856 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,856 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,856 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,857 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,857 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:03,858 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:03,860 INFO L168 Benchmark]: Toolchain (without parser) took 1280.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:03,862 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:03,862 INFO L168 Benchmark]: CACSL2BoogieTranslator took 400.57 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 924.9 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:03,863 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -227.8 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:03,863 INFO L168 Benchmark]: Boogie Preprocessor took 26.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:03,864 INFO L168 Benchmark]: RCFGBuilder took 746.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:03,867 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 400.57 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 924.9 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -227.8 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 746.38 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: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:05,618 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:05,619 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:05,628 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:05,628 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:05,629 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:05,630 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:05,632 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:05,633 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:05,633 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:05,634 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:05,634 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:05,635 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:05,636 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:05,637 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:05,638 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:05,638 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:05,640 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:05,642 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:05,643 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:05,644 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:05,645 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:05,647 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:05,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:05,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:05,648 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:05,656 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:05,657 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:05,657 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:05,658 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:05,658 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:05,659 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:05,659 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:05,659 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:05,660 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:05,660 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:05,660 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:05,676 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:05,676 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:05,680 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:05,680 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:05,680 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:05,680 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:05,680 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:05,680 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:05,681 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:05,681 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:05,681 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:05,681 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:05,681 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:05,681 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:05,682 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:05,682 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:05,682 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:05,682 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:05,682 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:05,682 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:05,682 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:05,683 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:05,683 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:05,683 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:05,683 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:05,683 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:05,683 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:05,683 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:05,684 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:05,684 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:05,684 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:05,684 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:05,684 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_ed91959b-9ed2-4b57-98ad-567ec63f77d6/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 -> 376411b509fa30f3972bf08d429083cb413425da [2018-10-27 05:11:05,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:05,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:05,738 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:05,740 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:05,740 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:05,740 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-10-27 05:11:05,783 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/data/2cc16ff47/e6cd7b108b804de4ab577822bc7a61cf/FLAGfcaec6bb2 [2018-10-27 05:11:06,179 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:06,179 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/sv-benchmarks/c/pthread-lit/fkp2013_variant_true-unreach-call.i [2018-10-27 05:11:06,191 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/data/2cc16ff47/e6cd7b108b804de4ab577822bc7a61cf/FLAGfcaec6bb2 [2018-10-27 05:11:06,209 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/bin-2019/utaipan/data/2cc16ff47/e6cd7b108b804de4ab577822bc7a61cf [2018-10-27 05:11:06,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:06,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:06,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:06,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:06,217 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:06,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bfe86d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06, skipping insertion in model container [2018-10-27 05:11:06,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:06,273 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:06,589 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:06,597 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:06,633 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:06,711 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:06,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06 WrapperNode [2018-10-27 05:11:06,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:06,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:06,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:06,713 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:06,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:06,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:06,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:06,761 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:06,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... [2018-10-27 05:11:06,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:06,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:06,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:06,803 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:06,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed91959b-9ed2-4b57-98ad-567ec63f77d6/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 [2018-10-27 05:11:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:11:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:11:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:11:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:11:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:06,915 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:06,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:06,916 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:07,497 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:07,526 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:07,526 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:07,527 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:07,527 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:07,528 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:07,528 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:07,528 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:07,536 INFO L168 Benchmark]: Toolchain (without parser) took 1323.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:07,542 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:07,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 498.40 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 915.7 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:07,543 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.92 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:07,543 INFO L168 Benchmark]: Boogie Preprocessor took 42.23 ms. Allocated memory is still 1.0 GB. Free memory is still 910.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:07,544 INFO L168 Benchmark]: RCFGBuilder took 732.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -193.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:07,546 INFO L336 ainManager$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 498.40 ms. Allocated memory is still 1.0 GB. Free memory was 942.5 MB in the beginning and 915.7 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.92 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.23 ms. Allocated memory is still 1.0 GB. Free memory is still 910.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 732.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -193.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...