./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/13_unverif_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/13_unverif_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/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 b068307cca1e9bb3ff7a28ab746dac4e8bccf7c0 ...................................................................................................................................................................................................................................... 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_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/13_unverif_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/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 b068307cca1e9bb3ff7a28ab746dac4e8bccf7c0 ...................................................................................................................................................................................................................................... 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 0.1.23-635dfa2 [2018-12-09 10:01:02,810 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 10:01:02,811 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 10:01:02,817 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 10:01:02,817 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 10:01:02,818 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 10:01:02,819 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 10:01:02,819 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 10:01:02,820 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 10:01:02,821 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 10:01:02,821 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 10:01:02,821 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 10:01:02,822 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 10:01:02,822 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 10:01:02,823 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 10:01:02,823 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 10:01:02,824 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 10:01:02,825 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 10:01:02,826 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 10:01:02,827 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 10:01:02,827 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 10:01:02,828 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 10:01:02,829 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 10:01:02,829 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 10:01:02,829 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 10:01:02,830 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 10:01:02,830 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 10:01:02,831 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 10:01:02,831 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 10:01:02,832 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 10:01:02,832 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 10:01:02,832 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 10:01:02,833 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 10:01:02,833 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 10:01:02,833 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 10:01:02,834 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 10:01:02,834 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 10:01:02,841 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 10:01:02,841 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 10:01:02,842 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 10:01:02,842 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 10:01:02,842 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 10:01:02,842 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 10:01:02,842 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 10:01:02,842 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 10:01:02,843 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 10:01:02,843 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 10:01:02,843 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 10:01:02,843 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 10:01:02,843 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 10:01:02,843 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 10:01:02,844 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 10:01:02,844 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 10:01:02,844 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 10:01:02,844 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 10:01:02,844 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 10:01:02,844 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 10:01:02,844 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 10:01:02,844 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 10:01:02,844 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 10:01:02,845 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 10:01:02,845 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 10:01:02,845 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 10:01:02,845 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 10:01:02,845 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 10:01:02,845 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 10:01:02,845 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 10:01:02,846 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 10:01:02,846 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 10:01:02,846 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 10:01:02,846 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 10:01:02,846 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 10:01:02,846 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 10:01:02,846 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_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/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 -> b068307cca1e9bb3ff7a28ab746dac4e8bccf7c0 [2018-12-09 10:01:02,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 10:01:02,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 10:01:02,872 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 10:01:02,873 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 10:01:02,874 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 10:01:02,874 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/13_unverif_true-unreach-call.i [2018-12-09 10:01:02,908 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/data/9814d81b6/459ca9bfb6924c72bf5bfeedff62c596/FLAG07bdfbb75 [2018-12-09 10:01:03,279 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 10:01:03,280 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/sv-benchmarks/c/pthread-ext/13_unverif_true-unreach-call.i [2018-12-09 10:01:03,286 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/data/9814d81b6/459ca9bfb6924c72bf5bfeedff62c596/FLAG07bdfbb75 [2018-12-09 10:01:03,656 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/data/9814d81b6/459ca9bfb6924c72bf5bfeedff62c596 [2018-12-09 10:01:03,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 10:01:03,665 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 10:01:03,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 10:01:03,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 10:01:03,674 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 10:01:03,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:01:03" (1/1) ... [2018-12-09 10:01:03,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b7053a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03, skipping insertion in model container [2018-12-09 10:01:03,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:01:03" (1/1) ... [2018-12-09 10:01:03,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 10:01:03,707 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 10:01:03,856 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:01:03,863 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 10:01:03,931 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:01:03,959 INFO L195 MainTranslator]: Completed translation [2018-12-09 10:01:03,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03 WrapperNode [2018-12-09 10:01:03,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 10:01:03,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 10:01:03,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 10:01:03,960 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 10:01:03,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03" (1/1) ... [2018-12-09 10:01:03,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03" (1/1) ... [2018-12-09 10:01:03,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 10:01:03,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 10:01:03,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 10:01:03,986 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 10:01:03,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03" (1/1) ... [2018-12-09 10:01:03,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03" (1/1) ... [2018-12-09 10:01:03,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03" (1/1) ... [2018-12-09 10:01:03,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03" (1/1) ... [2018-12-09 10:01:03,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03" (1/1) ... [2018-12-09 10:01:03,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03" (1/1) ... [2018-12-09 10:01:03,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03" (1/1) ... [2018-12-09 10:01:03,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 10:01:03,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 10:01:04,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 10:01:04,000 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 10:01:04,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 10:01:04,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 10:01:04,034 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-09 10:01:04,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-09 10:01:04,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 10:01:04,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 10:01:04,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 10:01:04,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 10:01:04,036 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 10:01:04,104 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_r_returnLabel [2018-12-09 10:01:04,156 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 10:01:04,156 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-09 10:01:04,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:01:04 BoogieIcfgContainer [2018-12-09 10:01:04,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 10:01:04,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 10:01:04,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 10:01:04,159 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 10:01:04,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 10:01:03" (1/3) ... [2018-12-09 10:01:04,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7105479b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:01:04, skipping insertion in model container [2018-12-09 10:01:04,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:03" (2/3) ... [2018-12-09 10:01:04,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7105479b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:01:04, skipping insertion in model container [2018-12-09 10:01:04,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:01:04" (3/3) ... [2018-12-09 10:01:04,161 INFO L112 eAbstractionObserver]: Analyzing ICFG 13_unverif_true-unreach-call.i [2018-12-09 10:01:04,180 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:04,180 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:04,180 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:04,180 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:04,180 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:04,181 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:04,181 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:04,181 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:04,181 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:04,182 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:04,182 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:04,185 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 10:01:04,186 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 10:01:04,190 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-09 10:01:04,199 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-09 10:01:04,215 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 10:01:04,216 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 10:01:04,216 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 10:01:04,216 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 10:01:04,216 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 10:01:04,216 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 10:01:04,216 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 10:01:04,216 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 10:01:04,223 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27places, 29 transitions [2018-12-09 10:01:04,231 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) [2018-12-09 10:01:04,233 INFO L168 Benchmark]: Toolchain (without parser) took 570.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -104.6 MB). Peak memory consumption was 5.0 MB. Max. memory is 11.5 GB. [2018-12-09 10:01:04,235 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:01:04,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -135.0 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-12-09 10:01:04,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 10:01:04,236 INFO L168 Benchmark]: Boogie Preprocessor took 13.77 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:01:04,237 INFO L168 Benchmark]: RCFGBuilder took 157.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-09 10:01:04,237 INFO L168 Benchmark]: TraceAbstraction took 75.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 10:01:04,240 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 292.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -135.0 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.77 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 157.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 75.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_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 0.1.23-635dfa2 [2018-12-09 10:01:05,675 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 10:01:05,676 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 10:01:05,683 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 10:01:05,683 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 10:01:05,684 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 10:01:05,684 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 10:01:05,686 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 10:01:05,687 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 10:01:05,687 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 10:01:05,688 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 10:01:05,688 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 10:01:05,689 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 10:01:05,689 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 10:01:05,690 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 10:01:05,690 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 10:01:05,691 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 10:01:05,692 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 10:01:05,694 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 10:01:05,695 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 10:01:05,696 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 10:01:05,696 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 10:01:05,698 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 10:01:05,698 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 10:01:05,698 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 10:01:05,699 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 10:01:05,700 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 10:01:05,700 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 10:01:05,701 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 10:01:05,701 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 10:01:05,702 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 10:01:05,702 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 10:01:05,702 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 10:01:05,702 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 10:01:05,703 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 10:01:05,704 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 10:01:05,704 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 10:01:05,714 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 10:01:05,714 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 10:01:05,715 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 10:01:05,715 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 10:01:05,715 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 10:01:05,715 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 10:01:05,715 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 10:01:05,715 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 10:01:05,716 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 10:01:05,716 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 10:01:05,716 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 10:01:05,716 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 10:01:05,716 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 10:01:05,716 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 10:01:05,717 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 10:01:05,717 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 10:01:05,717 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 10:01:05,717 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 10:01:05,717 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 10:01:05,717 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 10:01:05,717 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 10:01:05,717 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 10:01:05,718 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 10:01:05,718 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 10:01:05,718 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 10:01:05,718 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 10:01:05,718 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 10:01:05,718 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 10:01:05,718 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 10:01:05,718 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 10:01:05,718 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 10:01:05,718 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 10:01:05,719 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 10:01:05,719 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 10:01:05,719 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 10:01:05,719 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_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/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 -> b068307cca1e9bb3ff7a28ab746dac4e8bccf7c0 [2018-12-09 10:01:05,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 10:01:05,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 10:01:05,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 10:01:05,750 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 10:01:05,751 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 10:01:05,751 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/13_unverif_true-unreach-call.i [2018-12-09 10:01:05,785 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/data/b48ff26d0/2c347e2526bf4f78b96997e3354d55fe/FLAG54e09dcb8 [2018-12-09 10:01:06,196 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 10:01:06,197 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/sv-benchmarks/c/pthread-ext/13_unverif_true-unreach-call.i [2018-12-09 10:01:06,203 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/data/b48ff26d0/2c347e2526bf4f78b96997e3354d55fe/FLAG54e09dcb8 [2018-12-09 10:01:06,210 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/data/b48ff26d0/2c347e2526bf4f78b96997e3354d55fe [2018-12-09 10:01:06,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 10:01:06,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 10:01:06,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 10:01:06,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 10:01:06,215 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 10:01:06,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:01:06" (1/1) ... [2018-12-09 10:01:06,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a04cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06, skipping insertion in model container [2018-12-09 10:01:06,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:01:06" (1/1) ... [2018-12-09 10:01:06,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 10:01:06,239 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 10:01:06,406 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:01:06,417 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 10:01:06,448 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:01:06,522 INFO L195 MainTranslator]: Completed translation [2018-12-09 10:01:06,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06 WrapperNode [2018-12-09 10:01:06,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 10:01:06,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 10:01:06,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 10:01:06,523 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 10:01:06,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06" (1/1) ... [2018-12-09 10:01:06,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06" (1/1) ... [2018-12-09 10:01:06,549 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 10:01:06,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 10:01:06,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 10:01:06,549 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 10:01:06,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06" (1/1) ... [2018-12-09 10:01:06,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06" (1/1) ... [2018-12-09 10:01:06,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06" (1/1) ... [2018-12-09 10:01:06,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06" (1/1) ... [2018-12-09 10:01:06,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06" (1/1) ... [2018-12-09 10:01:06,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06" (1/1) ... [2018-12-09 10:01:06,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06" (1/1) ... [2018-12-09 10:01:06,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 10:01:06,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 10:01:06,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 10:01:06,565 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 10:01:06,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6daa5f41-e5ca-4ff6-a9d5-a6fcd945ac1e/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 10:01:06,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 10:01:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-09 10:01:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-09 10:01:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 10:01:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 10:01:06,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 10:01:06,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 10:01:06,598 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 10:01:06,664 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_inc_r_returnLabel [2018-12-09 10:01:06,731 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 10:01:06,731 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-09 10:01:06,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:01:06 BoogieIcfgContainer [2018-12-09 10:01:06,731 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 10:01:06,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 10:01:06,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 10:01:06,733 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 10:01:06,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 10:01:06" (1/3) ... [2018-12-09 10:01:06,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5728a9fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:01:06, skipping insertion in model container [2018-12-09 10:01:06,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:01:06" (2/3) ... [2018-12-09 10:01:06,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5728a9fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:01:06, skipping insertion in model container [2018-12-09 10:01:06,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:01:06" (3/3) ... [2018-12-09 10:01:06,735 INFO L112 eAbstractionObserver]: Analyzing ICFG 13_unverif_true-unreach-call.i [2018-12-09 10:01:06,754 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:06,754 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:06,754 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:06,754 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:06,754 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:06,754 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:06,754 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:06,755 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:06,755 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:06,755 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:06,755 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 10:01:06,759 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-09 10:01:06,759 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 10:01:06,763 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-09 10:01:06,772 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-09 10:01:06,785 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 10:01:06,786 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 10:01:06,786 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 10:01:06,786 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 10:01:06,786 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 10:01:06,786 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 10:01:06,786 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 10:01:06,786 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 10:01:06,786 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 10:01:06,791 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27places, 29 transitions [2018-12-09 10:01:06,799 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) [2018-12-09 10:01:06,801 INFO L168 Benchmark]: Toolchain (without parser) took 588.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -173.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:01:06,802 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:01:06,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -205.1 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. [2018-12-09 10:01:06,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 10:01:06,804 INFO L168 Benchmark]: Boogie Preprocessor took 15.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:01:06,804 INFO L168 Benchmark]: RCFGBuilder took 166.51 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: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-12-09 10:01:06,805 INFO L168 Benchmark]: TraceAbstraction took 69.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 10:01:06,808 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 309.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -205.1 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.53 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 166.51 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: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 69.00 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...