./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/gcd-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/gcd-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1695f92e2931d9a1525ac9e329f840f66d114c73 ............................................................................................................................................................................................ 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/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/gcd-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1695f92e2931d9a1525ac9e329f840f66d114c73 ................................................................................................................................................................................................ 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 0.1.25-f470102 [2019-12-02 06:54:35,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 06:54:35,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 06:54:35,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 06:54:35,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 06:54:35,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 06:54:35,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 06:54:35,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 06:54:35,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 06:54:35,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 06:54:35,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 06:54:35,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 06:54:35,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 06:54:35,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 06:54:35,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 06:54:35,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 06:54:35,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 06:54:35,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 06:54:35,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 06:54:35,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 06:54:35,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 06:54:35,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 06:54:35,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 06:54:35,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 06:54:35,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 06:54:35,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 06:54:35,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 06:54:35,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 06:54:35,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 06:54:35,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 06:54:35,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 06:54:35,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 06:54:35,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 06:54:35,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 06:54:35,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 06:54:35,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 06:54:35,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 06:54:35,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 06:54:35,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 06:54:35,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 06:54:35,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 06:54:35,990 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 06:54:35,999 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 06:54:35,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 06:54:35,999 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 06:54:35,999 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 06:54:36,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 06:54:36,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 06:54:36,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 06:54:36,000 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 06:54:36,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 06:54:36,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 06:54:36,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 06:54:36,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 06:54:36,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 06:54:36,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 06:54:36,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 06:54:36,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 06:54:36,001 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 06:54:36,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 06:54:36,001 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 06:54:36,001 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 06:54:36,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 06:54:36,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 06:54:36,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 06:54:36,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 06:54:36,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 06:54:36,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 06:54:36,002 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 06:54:36,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 06:54:36,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 06:54:36,003 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak 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 -> Kojak 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 -> 1695f92e2931d9a1525ac9e329f840f66d114c73 [2019-12-02 06:54:36,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 06:54:36,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 06:54:36,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 06:54:36,117 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 06:54:36,117 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 06:54:36,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/gcd-2.i [2019-12-02 06:54:36,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/data/dce848259/1d593636f5464b09b37a301c0ae4c318/FLAGdf99d9a89 [2019-12-02 06:54:36,623 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 06:54:36,624 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/sv-benchmarks/c/pthread-atomic/gcd-2.i [2019-12-02 06:54:36,634 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/data/dce848259/1d593636f5464b09b37a301c0ae4c318/FLAGdf99d9a89 [2019-12-02 06:54:37,139 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/data/dce848259/1d593636f5464b09b37a301c0ae4c318 [2019-12-02 06:54:37,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 06:54:37,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 06:54:37,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 06:54:37,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 06:54:37,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 06:54:37,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:54:37" (1/1) ... [2019-12-02 06:54:37,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4deccec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37, skipping insertion in model container [2019-12-02 06:54:37,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:54:37" (1/1) ... [2019-12-02 06:54:37,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 06:54:37,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 06:54:37,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 06:54:37,413 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 06:54:37,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 06:54:37,485 INFO L208 MainTranslator]: Completed translation [2019-12-02 06:54:37,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37 WrapperNode [2019-12-02 06:54:37,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 06:54:37,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 06:54:37,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 06:54:37,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 06:54:37,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37" (1/1) ... [2019-12-02 06:54:37,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37" (1/1) ... [2019-12-02 06:54:37,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 06:54:37,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 06:54:37,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 06:54:37,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 06:54:37,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37" (1/1) ... [2019-12-02 06:54:37,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37" (1/1) ... [2019-12-02 06:54:37,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37" (1/1) ... [2019-12-02 06:54:37,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37" (1/1) ... [2019-12-02 06:54:37,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37" (1/1) ... [2019-12-02 06:54:37,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37" (1/1) ... [2019-12-02 06:54:37,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37" (1/1) ... [2019-12-02 06:54:37,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 06:54:37,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 06:54:37,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 06:54:37,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 06:54:37,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-12-02 06:54:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-02 06:54:37,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-12-02 06:54:37,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-12-02 06:54:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-02 06:54:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 06:54:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 06:54:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure dec_a [2019-12-02 06:54:37,581 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_a [2019-12-02 06:54:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure dec_b [2019-12-02 06:54:37,581 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_b [2019-12-02 06:54:37,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 06:54:37,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 06:54:37,583 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-02 06:54:37,663 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$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1520) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:804) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:621) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:570) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-12-02 06:54:37,666 INFO L168 Benchmark]: Toolchain (without parser) took 523.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -118.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 06:54:37,667 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 06:54:37,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -134.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-12-02 06:54:37,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.04 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. [2019-12-02 06:54:37,668 INFO L168 Benchmark]: Boogie Preprocessor took 19.59 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. [2019-12-02 06:54:37,668 INFO L168 Benchmark]: RCFGBuilder took 125.49 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: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2019-12-02 06:54:37,670 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -134.5 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.59 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 125.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1520) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-02 06:54:39,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 06:54:39,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 06:54:39,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 06:54:39,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 06:54:39,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 06:54:39,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 06:54:39,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 06:54:39,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 06:54:39,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 06:54:39,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 06:54:39,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 06:54:39,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 06:54:39,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 06:54:39,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 06:54:39,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 06:54:39,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 06:54:39,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 06:54:39,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 06:54:39,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 06:54:39,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 06:54:39,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 06:54:39,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 06:54:39,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 06:54:39,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 06:54:39,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 06:54:39,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 06:54:39,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 06:54:39,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 06:54:39,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 06:54:39,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 06:54:39,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 06:54:39,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 06:54:39,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 06:54:39,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 06:54:39,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 06:54:39,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 06:54:39,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 06:54:39,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 06:54:39,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 06:54:39,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 06:54:39,038 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-02 06:54:39,048 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 06:54:39,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 06:54:39,048 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 06:54:39,049 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 06:54:39,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 06:54:39,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 06:54:39,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 06:54:39,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 06:54:39,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 06:54:39,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 06:54:39,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 06:54:39,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 06:54:39,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 06:54:39,050 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-02 06:54:39,050 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-02 06:54:39,051 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-02 06:54:39,051 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 06:54:39,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 06:54:39,051 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 06:54:39,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 06:54:39,051 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 06:54:39,051 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 06:54:39,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 06:54:39,052 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 06:54:39,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 06:54:39,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 06:54:39,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 06:54:39,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 06:54:39,053 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-02 06:54:39,053 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-02 06:54:39,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 06:54:39,053 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-02 06:54:39,053 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-02 06:54:39,053 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/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak 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 -> Kojak 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 -> 1695f92e2931d9a1525ac9e329f840f66d114c73 [2019-12-02 06:54:39,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 06:54:39,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 06:54:39,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 06:54:39,245 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 06:54:39,245 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 06:54:39,246 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/gcd-2.i [2019-12-02 06:54:39,294 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/data/de772c8fe/6aa4b34368d2475d9b4a2ea4adf4e3ad/FLAG1918e34dc [2019-12-02 06:54:39,664 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 06:54:39,665 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/sv-benchmarks/c/pthread-atomic/gcd-2.i [2019-12-02 06:54:39,675 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/data/de772c8fe/6aa4b34368d2475d9b4a2ea4adf4e3ad/FLAG1918e34dc [2019-12-02 06:54:39,687 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/data/de772c8fe/6aa4b34368d2475d9b4a2ea4adf4e3ad [2019-12-02 06:54:39,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 06:54:39,690 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 06:54:39,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 06:54:39,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 06:54:39,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 06:54:39,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:54:39" (1/1) ... [2019-12-02 06:54:39,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d666b04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:39, skipping insertion in model container [2019-12-02 06:54:39,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:54:39" (1/1) ... [2019-12-02 06:54:39,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 06:54:39,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 06:54:39,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 06:54:39,968 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 06:54:39,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 06:54:40,047 INFO L208 MainTranslator]: Completed translation [2019-12-02 06:54:40,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:40 WrapperNode [2019-12-02 06:54:40,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 06:54:40,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 06:54:40,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 06:54:40,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 06:54:40,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:40" (1/1) ... [2019-12-02 06:54:40,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:40" (1/1) ... [2019-12-02 06:54:40,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 06:54:40,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 06:54:40,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 06:54:40,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 06:54:40,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:40" (1/1) ... [2019-12-02 06:54:40,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:40" (1/1) ... [2019-12-02 06:54:40,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:40" (1/1) ... [2019-12-02 06:54:40,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:40" (1/1) ... [2019-12-02 06:54:40,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:40" (1/1) ... [2019-12-02 06:54:40,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:40" (1/1) ... [2019-12-02 06:54:40,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:40" (1/1) ... [2019-12-02 06:54:40,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 06:54:40,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 06:54:40,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 06:54:40,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 06:54:40,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_432aad10-f699-4f18-bf5f-3c12747e1fd8/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-12-02 06:54:40,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-02 06:54:40,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-12-02 06:54:40,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-12-02 06:54:40,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 06:54:40,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 06:54:40,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-02 06:54:40,153 INFO L130 BoogieDeclarations]: Found specification of procedure dec_a [2019-12-02 06:54:40,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_a [2019-12-02 06:54:40,153 INFO L130 BoogieDeclarations]: Found specification of procedure dec_b [2019-12-02 06:54:40,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_b [2019-12-02 06:54:40,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 06:54:40,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 06:54:40,155 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-02 06:54:40,243 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$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1520) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:804) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:621) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:570) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-12-02 06:54:40,246 INFO L168 Benchmark]: Toolchain (without parser) took 556.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -132.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 06:54:40,247 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 06:54:40,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -150.8 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-12-02 06:54:40,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 06:54:40,248 INFO L168 Benchmark]: Boogie Preprocessor took 23.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 06:54:40,248 INFO L168 Benchmark]: RCFGBuilder took 137.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-12-02 06:54:40,250 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -150.8 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 137.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1520) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...