./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 00f1d9cb3a5dbd23318edaa2a604a28ea872bf8d ..................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 00f1d9cb3a5dbd23318edaa2a604a28ea872bf8d .................................................................................................................................................................................................. 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 0.1.23-635dfa2 [2018-12-02 14:09:05,357 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:09:05,357 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:09:05,363 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:09:05,363 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:09:05,364 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:09:05,365 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:09:05,365 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:09:05,366 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:09:05,366 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:09:05,367 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:09:05,367 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:09:05,367 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:09:05,368 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:09:05,368 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:09:05,369 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:09:05,369 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:09:05,370 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:09:05,371 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:09:05,372 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:09:05,372 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:09:05,373 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:09:05,374 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:09:05,374 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:09:05,374 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:09:05,374 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:09:05,375 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:09:05,375 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:09:05,376 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:09:05,376 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:09:05,376 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:09:05,377 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:09:05,377 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:09:05,377 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:09:05,377 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:09:05,378 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:09:05,378 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 14:09:05,385 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:09:05,385 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:09:05,385 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:09:05,386 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:09:05,386 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 14:09:05,386 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 14:09:05,386 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 14:09:05,386 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 14:09:05,386 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 14:09:05,386 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 14:09:05,386 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 14:09:05,386 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 14:09:05,386 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 14:09:05,387 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:09:05,387 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:09:05,387 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:09:05,387 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:09:05,387 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:09:05,387 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:09:05,387 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:09:05,387 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:09:05,387 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:09:05,388 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:09:05,388 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:09:05,388 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:09:05,388 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:09:05,388 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:09:05,388 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:09:05,388 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:09:05,388 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:09:05,388 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:09:05,388 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:09:05,389 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 14:09:05,389 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:09:05,389 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:09:05,389 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 14:09:05,389 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00f1d9cb3a5dbd23318edaa2a604a28ea872bf8d [2018-12-02 14:09:05,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:09:05,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:09:05,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:09:05,419 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:09:05,419 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:09:05,420 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/../../sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i [2018-12-02 14:09:05,466 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/data/4c00085fb/1b4944a1ac4743fea88d383c9ad7feda/FLAG9498213aa [2018-12-02 14:09:05,788 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:09:05,788 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i [2018-12-02 14:09:05,795 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/data/4c00085fb/1b4944a1ac4743fea88d383c9ad7feda/FLAG9498213aa [2018-12-02 14:09:06,203 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/data/4c00085fb/1b4944a1ac4743fea88d383c9ad7feda [2018-12-02 14:09:06,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:09:06,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:09:06,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:09:06,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:09:06,209 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:09:06,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:09:06" (1/1) ... [2018-12-02 14:09:06,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f76134a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06, skipping insertion in model container [2018-12-02 14:09:06,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:09:06" (1/1) ... [2018-12-02 14:09:06,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:09:06,244 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:09:06,443 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:09:06,483 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:09:06,517 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:09:06,551 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:09:06,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06 WrapperNode [2018-12-02 14:09:06,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:09:06,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:09:06,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:09:06,552 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:09:06,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06" (1/1) ... [2018-12-02 14:09:06,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06" (1/1) ... [2018-12-02 14:09:06,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:09:06,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:09:06,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:09:06,579 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:09:06,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06" (1/1) ... [2018-12-02 14:09:06,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06" (1/1) ... [2018-12-02 14:09:06,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06" (1/1) ... [2018-12-02 14:09:06,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06" (1/1) ... [2018-12-02 14:09:06,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06" (1/1) ... [2018-12-02 14:09:06,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06" (1/1) ... [2018-12-02 14:09:06,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06" (1/1) ... [2018-12-02 14:09:06,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:09:06,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:09:06,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:09:06,596 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:09:06,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:09:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:09:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 14:09:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 14:09:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 14:09:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure dec_a [2018-12-02 14:09:06,627 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_a [2018-12-02 14:09:06,627 INFO L130 BoogieDeclarations]: Found specification of procedure dec_b [2018-12-02 14:09:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_b [2018-12-02 14:09:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:09:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:09:06,628 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 14:09:06,694 FATAL L292 ToolchainWalker]: 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$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1416) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:680) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:553) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 14:09:06,696 INFO L168 Benchmark]: Toolchain (without parser) took 490.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -127.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:09:06,697 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:09:06,697 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.88 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -147.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-12-02 14:09:06,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.99 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:09:06,698 INFO L168 Benchmark]: Boogie Preprocessor took 15.77 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:09:06,699 INFO L168 Benchmark]: RCFGBuilder took 100.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:09:06,700 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 344.88 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -147.0 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 100.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1416) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:09:08,006 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:09:08,007 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:09:08,013 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:09:08,013 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:09:08,014 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:09:08,014 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:09:08,015 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:09:08,016 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:09:08,016 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:09:08,017 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:09:08,017 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:09:08,017 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:09:08,018 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:09:08,018 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:09:08,019 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:09:08,019 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:09:08,020 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:09:08,021 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:09:08,022 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:09:08,022 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:09:08,023 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:09:08,024 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:09:08,024 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:09:08,024 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:09:08,024 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:09:08,025 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:09:08,025 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:09:08,026 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:09:08,026 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:09:08,026 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:09:08,027 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:09:08,027 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:09:08,027 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:09:08,027 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:09:08,028 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:09:08,028 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-02 14:09:08,035 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:09:08,035 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:09:08,036 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:09:08,036 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:09:08,036 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 14:09:08,036 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 14:09:08,036 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 14:09:08,036 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 14:09:08,036 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 14:09:08,036 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 14:09:08,037 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:09:08,037 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:09:08,038 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:09:08,038 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:09:08,038 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:09:08,038 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:09:08,038 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:09:08,038 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:09:08,038 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:09:08,038 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:09:08,038 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 14:09:08,038 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:09:08,038 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 14:09:08,038 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 14:09:08,039 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00f1d9cb3a5dbd23318edaa2a604a28ea872bf8d [2018-12-02 14:09:08,056 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:09:08,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:09:08,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:09:08,066 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:09:08,066 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:09:08,067 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/../../sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i [2018-12-02 14:09:08,101 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/data/b7fd7fbb7/f777c032a872462d8ad12b2528926c93/FLAG98fc85973 [2018-12-02 14:09:08,481 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:09:08,481 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i [2018-12-02 14:09:08,490 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/data/b7fd7fbb7/f777c032a872462d8ad12b2528926c93/FLAG98fc85973 [2018-12-02 14:09:08,834 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/data/b7fd7fbb7/f777c032a872462d8ad12b2528926c93 [2018-12-02 14:09:08,836 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:09:08,837 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:09:08,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:09:08,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:09:08,840 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:09:08,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:09:08" (1/1) ... [2018-12-02 14:09:08,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54932da1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:08, skipping insertion in model container [2018-12-02 14:09:08,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:09:08" (1/1) ... [2018-12-02 14:09:08,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:09:08,876 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:09:09,050 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:09:09,060 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:09:09,088 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:09:09,123 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:09:09,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:09 WrapperNode [2018-12-02 14:09:09,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:09:09,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:09:09,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:09:09,124 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:09:09,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:09" (1/1) ... [2018-12-02 14:09:09,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:09" (1/1) ... [2018-12-02 14:09:09,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:09:09,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:09:09,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:09:09,188 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:09:09,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:09" (1/1) ... [2018-12-02 14:09:09,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:09" (1/1) ... [2018-12-02 14:09:09,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:09" (1/1) ... [2018-12-02 14:09:09,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:09" (1/1) ... [2018-12-02 14:09:09,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:09" (1/1) ... [2018-12-02 14:09:09,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:09" (1/1) ... [2018-12-02 14:09:09,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:09" (1/1) ... [2018-12-02 14:09:09,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:09:09,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:09:09,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:09:09,208 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:09:09,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:09:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_349d16d2-8d12-428c-9009-9378761d45e0/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:09:09,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:09:09,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 14:09:09,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 14:09:09,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 14:09:09,239 INFO L130 BoogieDeclarations]: Found specification of procedure dec_a [2018-12-02 14:09:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_a [2018-12-02 14:09:09,239 INFO L130 BoogieDeclarations]: Found specification of procedure dec_b [2018-12-02 14:09:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_b [2018-12-02 14:09:09,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:09:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:09:09,240 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 14:09:09,311 FATAL L292 ToolchainWalker]: 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$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1416) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:680) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:553) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 14:09:09,313 INFO L168 Benchmark]: Toolchain (without parser) took 476.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -165.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:09:09,314 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:09:09,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 285.45 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 900.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-02 14:09:09,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 900.4 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:09:09,315 INFO L168 Benchmark]: Boogie Preprocessor took 18.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:09:09,316 INFO L168 Benchmark]: RCFGBuilder took 105.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:09:09,318 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 285.45 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 900.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 900.4 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 105.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1416) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...