./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/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 d11a42196163cef7c98524429b4693f3727dcfb0 .................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/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 d11a42196163cef7c98524429b4693f3727dcfb0 ................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:22:38,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:22:38,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:22:38,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:22:38,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:22:38,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:22:38,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:22:38,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:22:38,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:22:38,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:22:38,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:22:38,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:22:38,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:22:38,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:22:38,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:22:38,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:22:38,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:22:38,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:22:38,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:22:38,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:22:38,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:22:38,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:22:38,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:22:38,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:22:38,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:22:38,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:22:38,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:22:38,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:22:38,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:22:38,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:22:38,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:22:38,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:22:38,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:22:38,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:22:38,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:22:38,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:22:38,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:22:38,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:22:38,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:22:38,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:22:38,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:22:38,122 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:22:38,133 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:22:38,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:22:38,134 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:22:38,134 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:22:38,135 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:22:38,135 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:22:38,135 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:22:38,135 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:22:38,135 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:22:38,135 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:22:38,136 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:22:38,136 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:22:38,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:22:38,138 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:22:38,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:22:38,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:22:38,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:22:38,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:22:38,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:22:38,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:22:38,139 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:22:38,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:22:38,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:22:38,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:22:38,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:22:38,140 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:22:38,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:22:38,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:22:38,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:22:38,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:22:38,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:22:38,141 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:22:38,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:22:38,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:22:38,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:22:38,142 INFO L138 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_a89529af-b723-45ca-8fc5-448540606abb/bin/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 -> d11a42196163cef7c98524429b4693f3727dcfb0 [2019-10-22 11:22:38,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:22:38,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:22:38,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:22:38,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:22:38,187 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:22:38,187 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-10-22 11:22:38,233 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/data/c15ef1c80/04980f58ca2b45c0843ca84cf0addee1/FLAG523e0dd55 [2019-10-22 11:22:38,712 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:22:38,713 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-10-22 11:22:38,724 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/data/c15ef1c80/04980f58ca2b45c0843ca84cf0addee1/FLAG523e0dd55 [2019-10-22 11:22:39,033 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/data/c15ef1c80/04980f58ca2b45c0843ca84cf0addee1 [2019-10-22 11:22:39,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:22:39,035 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:22:39,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:39,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:22:39,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:22:39,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:39" (1/1) ... [2019-10-22 11:22:39,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2607be09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39, skipping insertion in model container [2019-10-22 11:22:39,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:39" (1/1) ... [2019-10-22 11:22:39,049 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:22:39,084 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:22:39,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:39,614 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:22:39,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:39,730 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:22:39,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39 WrapperNode [2019-10-22 11:22:39,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:39,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:39,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:22:39,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:22:39,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39" (1/1) ... [2019-10-22 11:22:39,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39" (1/1) ... [2019-10-22 11:22:39,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:39,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:22:39,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:22:39,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:22:39,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39" (1/1) ... [2019-10-22 11:22:39,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39" (1/1) ... [2019-10-22 11:22:39,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39" (1/1) ... [2019-10-22 11:22:39,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39" (1/1) ... [2019-10-22 11:22:39,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39" (1/1) ... [2019-10-22 11:22:39,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39" (1/1) ... [2019-10-22 11:22:39,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39" (1/1) ... [2019-10-22 11:22:39,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:22:39,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:22:39,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:22:39,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:22:39,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/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 [2019-10-22 11:22:40,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 11:22:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:22:40,010 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:22:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 11:22:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:22:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:22:40,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:22:40,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:22:40,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:22:40,013 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 11:22:40,191 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:22:40,202 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:22:40,203 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-10-22 11:22:40,204 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 11:22:40,209 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-10-22 11:22:40,211 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1485) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:798) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:615) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:564) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-10-22 11:22:40,224 INFO L168 Benchmark]: Toolchain (without parser) took 1187.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:40,225 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:40,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:40,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:40,234 INFO L168 Benchmark]: Boogie Preprocessor took 116.28 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: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:40,235 INFO L168 Benchmark]: RCFGBuilder took 276.69 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: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:40,238 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 694.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 116.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 276.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1485) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 11:22:42,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:22:42,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:22:42,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:22:42,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:22:42,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:22:42,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:22:42,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:22:42,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:22:42,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:22:42,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:22:42,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:22:42,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:22:42,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:22:42,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:22:42,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:22:42,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:22:42,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:22:42,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:22:42,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:22:42,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:22:42,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:22:42,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:22:42,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:22:42,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:22:42,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:22:42,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:22:42,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:22:42,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:22:42,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:22:42,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:22:42,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:22:42,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:22:42,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:22:42,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:22:42,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:22:42,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:22:42,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:22:42,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:22:42,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:22:42,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:22:42,349 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-10-22 11:22:42,364 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:22:42,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:22:42,371 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:22:42,371 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:22:42,371 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:22:42,371 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:22:42,371 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:22:42,372 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:22:42,372 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:22:42,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:22:42,372 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:22:42,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:22:42,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:22:42,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:22:42,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:22:42,373 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:22:42,373 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 11:22:42,373 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 11:22:42,374 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:22:42,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:22:42,374 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 11:22:42,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:22:42,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:22:42,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:22:42,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:22:42,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:22:42,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:22:42,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:22:42,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:22:42,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:22:42,375 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 11:22:42,376 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 11:22:42,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:22:42,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:22:42,376 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_a89529af-b723-45ca-8fc5-448540606abb/bin/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 -> d11a42196163cef7c98524429b4693f3727dcfb0 [2019-10-22 11:22:42,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:22:42,436 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:22:42,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:22:42,442 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:22:42,442 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:22:42,442 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-10-22 11:22:42,491 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/data/159f756d2/4040735af54141f59ee1bcc9698b6976/FLAG066a03e8f [2019-10-22 11:22:42,874 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:22:42,875 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-10-22 11:22:42,887 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/data/159f756d2/4040735af54141f59ee1bcc9698b6976/FLAG066a03e8f [2019-10-22 11:22:43,244 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/utaipan/data/159f756d2/4040735af54141f59ee1bcc9698b6976 [2019-10-22 11:22:43,246 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:22:43,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:22:43,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:43,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:22:43,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:22:43,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:43" (1/1) ... [2019-10-22 11:22:43,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a126ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43, skipping insertion in model container [2019-10-22 11:22:43,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:22:43" (1/1) ... [2019-10-22 11:22:43,262 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:22:43,300 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:22:43,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:43,744 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:22:43,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:22:43,867 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:22:43,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43 WrapperNode [2019-10-22 11:22:43,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:22:43,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:43,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:22:43,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:22:43,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43" (1/1) ... [2019-10-22 11:22:43,893 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43" (1/1) ... [2019-10-22 11:22:43,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:22:43,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:22:43,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:22:43,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:22:43,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43" (1/1) ... [2019-10-22 11:22:43,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43" (1/1) ... [2019-10-22 11:22:43,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43" (1/1) ... [2019-10-22 11:22:43,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43" (1/1) ... [2019-10-22 11:22:43,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43" (1/1) ... [2019-10-22 11:22:43,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43" (1/1) ... [2019-10-22 11:22:43,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43" (1/1) ... [2019-10-22 11:22:43,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:22:43,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:22:43,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:22:43,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:22:43,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:22:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a89529af-b723-45ca-8fc5-448540606abb/bin/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 [2019-10-22 11:22:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 11:22:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:22:44,014 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:22:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:22:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:22:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 11:22:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 11:22:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:22:44,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:22:44,017 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 11:22:44,173 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:22:44,175 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:22:44,187 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-10-22 11:22:44,188 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 11:22:44,189 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-10-22 11:22:44,191 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1485) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:798) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:615) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:564) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-10-22 11:22:44,196 INFO L168 Benchmark]: Toolchain (without parser) took 947.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -105.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:44,197 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:22:44,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -126.6 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:44,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.35 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:44,200 INFO L168 Benchmark]: Boogie Preprocessor took 38.69 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. [2019-10-22 11:22:44,201 INFO L168 Benchmark]: RCFGBuilder took 238.94 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: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:22:44,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 619.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -126.6 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.35 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.69 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 238.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1485) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...