./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/04_incdec_cas_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_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/04_incdec_cas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/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 9a9ec5360eef361735b0693412a478e02fb47306 ................................................................................................................................................................................................................. 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_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/04_incdec_cas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/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 9a9ec5360eef361735b0693412a478e02fb47306 ................................................................................................................................................................................................................ 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 [2018-11-10 12:26:23,937 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:26:23,938 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:26:23,947 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:26:23,947 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:26:23,948 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:26:23,948 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:26:23,949 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:26:23,950 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:26:23,951 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:26:23,952 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:26:23,952 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:26:23,952 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:26:23,954 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:26:23,954 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:26:23,955 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:26:23,955 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:26:23,957 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:26:23,958 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:26:23,959 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:26:23,960 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:26:23,961 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:26:23,963 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:26:23,963 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:26:23,963 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:26:23,964 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:26:23,964 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:26:23,965 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:26:23,966 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:26:23,967 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:26:23,967 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:26:23,967 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:26:23,967 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:26:23,967 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:26:23,968 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:26:23,969 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:26:23,969 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 12:26:23,979 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:26:23,979 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:26:23,980 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:26:23,980 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:26:23,980 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:26:23,980 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:26:23,980 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 12:26:23,980 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:26:23,981 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 12:26:23,981 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 12:26:23,981 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:26:23,981 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:26:23,982 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:26:23,982 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:26:23,982 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:26:23,982 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:26:23,982 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:26:23,982 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:26:23,982 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:26:23,982 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:26:23,983 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:26:23,983 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:26:23,983 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:26:23,983 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:26:23,983 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:26:23,983 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:26:23,983 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:26:23,984 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:26:23,984 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:26:23,984 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:26:23,984 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 12:26:23,984 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:26:23,984 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:26:23,984 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:26:23,984 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_a5a5cb8f-c171-41c1-af22-0d03df81a715/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 -> 9a9ec5360eef361735b0693412a478e02fb47306 [2018-11-10 12:26:24,008 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:26:24,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:26:24,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:26:24,021 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:26:24,022 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:26:24,022 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/04_incdec_cas_true-unreach-call.i [2018-11-10 12:26:24,069 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/data/d77e7cd9e/d5b2f94d906041b4b83abe98c3086047/FLAG638ef66ad [2018-11-10 12:26:24,513 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:26:24,514 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/sv-benchmarks/c/pthread-ext/04_incdec_cas_true-unreach-call.i [2018-11-10 12:26:24,525 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/data/d77e7cd9e/d5b2f94d906041b4b83abe98c3086047/FLAG638ef66ad [2018-11-10 12:26:24,537 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/data/d77e7cd9e/d5b2f94d906041b4b83abe98c3086047 [2018-11-10 12:26:24,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:26:24,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:26:24,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:26:24,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:26:24,542 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:26:24,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:26:24" (1/1) ... [2018-11-10 12:26:24,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d0ddf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24, skipping insertion in model container [2018-11-10 12:26:24,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:26:24" (1/1) ... [2018-11-10 12:26:24,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:26:24,581 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:26:24,783 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:26:24,791 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:26:24,825 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:26:24,871 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:26:24,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24 WrapperNode [2018-11-10 12:26:24,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:26:24,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:26:24,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:26:24,872 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:26:24,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24" (1/1) ... [2018-11-10 12:26:24,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24" (1/1) ... [2018-11-10 12:26:24,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:26:24,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:26:24,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:26:24,971 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:26:24,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24" (1/1) ... [2018-11-10 12:26:24,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24" (1/1) ... [2018-11-10 12:26:24,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24" (1/1) ... [2018-11-10 12:26:24,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24" (1/1) ... [2018-11-10 12:26:24,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24" (1/1) ... [2018-11-10 12:26:24,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24" (1/1) ... [2018-11-10 12:26:24,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24" (1/1) ... [2018-11-10 12:26:24,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:26:24,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:26:24,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:26:24,992 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:26:24,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:26:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure dec [2018-11-10 12:26:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure dec [2018-11-10 12:26:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert2 [2018-11-10 12:26:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert2 [2018-11-10 12:26:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert1 [2018-11-10 12:26:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert1 [2018-11-10 12:26:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 12:26:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 12:26:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:26:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:26:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:26:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:26:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-10 12:26:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-10 12:26:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure inc [2018-11-10 12:26:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure inc [2018-11-10 12:26:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:26:25,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:26:25,046 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:26:25,544 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:26:25,570 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:26:25,570 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:26:25,571 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:26:25,574 INFO L168 Benchmark]: Toolchain (without parser) took 1034.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -114.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:25,575 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:26:25,575 INFO L168 Benchmark]: CACSL2BoogieTranslator took 331.50 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.1 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:25,576 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 920.1 MB in the beginning and 1.1 GB in the end (delta: -212.3 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:25,576 INFO L168 Benchmark]: Boogie Preprocessor took 21.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:25,578 INFO L168 Benchmark]: RCFGBuilder took 581.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.1 MB). Peak memory consumption was 57.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:25,580 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 331.50 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.1 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 920.1 MB in the beginning and 1.1 GB in the end (delta: -212.3 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 581.00 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: 57.1 MB). Peak memory consumption was 57.1 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 [2018-11-10 12:26:26,997 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:26:26,998 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:26:27,006 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:26:27,006 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:26:27,007 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:26:27,007 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:26:27,008 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:26:27,010 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:26:27,010 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:26:27,011 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:26:27,011 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:26:27,012 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:26:27,013 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:26:27,013 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:26:27,014 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:26:27,015 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:26:27,016 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:26:27,018 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:26:27,019 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:26:27,020 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:26:27,021 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:26:27,023 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:26:27,023 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:26:27,023 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:26:27,024 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:26:27,024 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:26:27,026 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:26:27,026 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:26:27,027 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:26:27,027 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:26:27,028 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:26:27,028 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:26:27,028 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:26:27,028 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:26:27,029 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:26:27,030 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 12:26:27,040 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:26:27,040 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:26:27,041 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:26:27,041 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:26:27,041 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:26:27,041 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:26:27,042 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:26:27,042 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:26:27,042 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:26:27,042 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:26:27,042 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:26:27,043 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:26:27,043 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:26:27,043 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:26:27,043 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:26:27,043 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:26:27,043 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:26:27,043 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:26:27,043 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:26:27,043 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:26:27,044 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:26:27,044 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:26:27,044 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:26:27,044 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:26:27,044 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:26:27,044 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:26:27,044 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:26:27,044 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:26:27,044 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:26:27,045 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:26:27,045 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:26:27,045 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:26:27,045 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_a5a5cb8f-c171-41c1-af22-0d03df81a715/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 -> 9a9ec5360eef361735b0693412a478e02fb47306 [2018-11-10 12:26:27,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:26:27,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:26:27,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:26:27,084 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:26:27,084 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:26:27,085 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/04_incdec_cas_true-unreach-call.i [2018-11-10 12:26:27,120 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/data/16de05384/54747637f4324799a2a33b865de0839d/FLAGbba61cdf0 [2018-11-10 12:26:27,479 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:26:27,479 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/sv-benchmarks/c/pthread-ext/04_incdec_cas_true-unreach-call.i [2018-11-10 12:26:27,490 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/data/16de05384/54747637f4324799a2a33b865de0839d/FLAGbba61cdf0 [2018-11-10 12:26:27,502 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/data/16de05384/54747637f4324799a2a33b865de0839d [2018-11-10 12:26:27,505 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:26:27,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:26:27,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:26:27,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:26:27,510 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:26:27,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:26:27" (1/1) ... [2018-11-10 12:26:27,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a2a1194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27, skipping insertion in model container [2018-11-10 12:26:27,513 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:26:27" (1/1) ... [2018-11-10 12:26:27,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:26:27,548 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:26:27,789 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:26:27,800 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:26:27,833 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:26:27,887 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:26:27,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27 WrapperNode [2018-11-10 12:26:27,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:26:27,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:26:27,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:26:27,889 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:26:27,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27" (1/1) ... [2018-11-10 12:26:27,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27" (1/1) ... [2018-11-10 12:26:27,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:26:27,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:26:27,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:26:27,971 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:26:27,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27" (1/1) ... [2018-11-10 12:26:27,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27" (1/1) ... [2018-11-10 12:26:27,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27" (1/1) ... [2018-11-10 12:26:27,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27" (1/1) ... [2018-11-10 12:26:27,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27" (1/1) ... [2018-11-10 12:26:27,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27" (1/1) ... [2018-11-10 12:26:27,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27" (1/1) ... [2018-11-10 12:26:28,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:26:28,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:26:28,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:26:28,001 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:26:28,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:26:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a5a5cb8f-c171-41c1-af22-0d03df81a715/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:26:28,035 INFO L130 BoogieDeclarations]: Found specification of procedure dec [2018-11-10 12:26:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure dec [2018-11-10 12:26:28,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert2 [2018-11-10 12:26:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert2 [2018-11-10 12:26:28,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert1 [2018-11-10 12:26:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert1 [2018-11-10 12:26:28,036 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 12:26:28,036 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 12:26:28,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:26:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:26:28,037 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:26:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:26:28,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-10 12:26:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-10 12:26:28,037 INFO L130 BoogieDeclarations]: Found specification of procedure inc [2018-11-10 12:26:28,037 INFO L138 BoogieDeclarations]: Found implementation of procedure inc [2018-11-10 12:26:28,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:26:28,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:26:28,039 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 12:26:28,497 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:26:28,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:26:28,523 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:26:28,524 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:26:28,527 INFO L168 Benchmark]: Toolchain (without parser) took 1021.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -117.4 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:28,528 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:26:28,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.45 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:28,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 912.2 MB in the beginning and 1.1 GB in the end (delta: -209.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:28,529 INFO L168 Benchmark]: Boogie Preprocessor took 30.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:28,530 INFO L168 Benchmark]: RCFGBuilder took 524.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:26:28,532 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 381.45 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 912.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 912.2 MB in the beginning and 1.1 GB in the end (delta: -209.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.37 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. * RCFGBuilder took 524.86 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: 53.3 MB). Peak memory consumption was 53.3 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...