./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.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 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/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 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_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/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 00f1d9cb3a5dbd23318edaa2a604a28ea872bf8d .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Not supported in atomic block IfStatement --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 17:37:40,022 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:37:40,023 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:37:40,031 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:37:40,031 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:37:40,031 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:37:40,032 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:37:40,033 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:37:40,034 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:37:40,035 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:37:40,035 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:37:40,036 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:37:40,036 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:37:40,037 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:37:40,038 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:37:40,038 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:37:40,039 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:37:40,040 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:37:40,041 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:37:40,042 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:37:40,043 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:37:40,044 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:37:40,045 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:37:40,045 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:37:40,046 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:37:40,046 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:37:40,047 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:37:40,048 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:37:40,048 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:37:40,049 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:37:40,049 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:37:40,049 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:37:40,050 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:37:40,050 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:37:40,050 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:37:40,051 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:37:40,051 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 17:37:40,058 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:37:40,058 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:37:40,059 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:37:40,059 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:37:40,059 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:37:40,059 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:37:40,059 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:37:40,059 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:37:40,060 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:37:40,060 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:37:40,060 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:37:40,060 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:37:40,060 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:37:40,060 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:37:40,060 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:37:40,060 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:37:40,060 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:37:40,061 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:37:40,061 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:37:40,061 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:37:40,061 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:37:40,061 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:37:40,061 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:37:40,061 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:37:40,062 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:37:40,062 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:37:40,062 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 17:37:40,062 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:37:40,062 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:37:40,062 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_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/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 -> 00f1d9cb3a5dbd23318edaa2a604a28ea872bf8d [2018-11-18 17:37:40,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:37:40,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:37:40,098 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:37:40,099 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:37:40,099 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:37:40,099 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/../../sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i [2018-11-18 17:37:40,147 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/data/3cc269361/54596bdde69c47f5a3f8ea73bf9fb00b/FLAG20aa2af13 [2018-11-18 17:37:40,589 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:37:40,589 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i [2018-11-18 17:37:40,603 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/data/3cc269361/54596bdde69c47f5a3f8ea73bf9fb00b/FLAG20aa2af13 [2018-11-18 17:37:40,613 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/data/3cc269361/54596bdde69c47f5a3f8ea73bf9fb00b [2018-11-18 17:37:40,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:37:40,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:37:40,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:37:40,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:37:40,619 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:37:40,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:37:40" (1/1) ... [2018-11-18 17:37:40,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c938308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40, skipping insertion in model container [2018-11-18 17:37:40,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:37:40" (1/1) ... [2018-11-18 17:37:40,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:37:40,657 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:37:40,866 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:37:40,873 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:37:40,945 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:37:40,977 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:37:40,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40 WrapperNode [2018-11-18 17:37:40,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:37:40,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:37:40,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:37:40,978 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:37:40,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40" (1/1) ... [2018-11-18 17:37:40,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40" (1/1) ... [2018-11-18 17:37:41,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:37:41,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:37:41,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:37:41,011 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:37:41,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40" (1/1) ... [2018-11-18 17:37:41,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40" (1/1) ... [2018-11-18 17:37:41,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40" (1/1) ... [2018-11-18 17:37:41,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40" (1/1) ... [2018-11-18 17:37:41,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40" (1/1) ... [2018-11-18 17:37:41,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40" (1/1) ... [2018-11-18 17:37:41,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40" (1/1) ... [2018-11-18 17:37:41,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:37:41,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:37:41,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:37:41,032 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:37:41,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/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 [2018-11-18 17:37:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:37:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 17:37:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 17:37:41,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 17:37:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:37:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure dec_a [2018-11-18 17:37:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_a [2018-11-18 17:37:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure dec_b [2018-11-18 17:37:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_b [2018-11-18 17:37:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:37:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:37:41,070 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 17:37:41,139 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Not supported in atomic block IfStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1437) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:714) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:592) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:257) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 17:37:41,141 INFO L168 Benchmark]: Toolchain (without parser) took 524.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -149.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:37:41,142 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:37:41,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -166.1 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:37:41,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:37:41,143 INFO L168 Benchmark]: Boogie Preprocessor took 20.35 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. [2018-11-18 17:37:41,143 INFO L168 Benchmark]: RCFGBuilder took 108.41 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:37:41,146 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 360.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -166.1 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 108.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Not supported in atomic block IfStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Not supported in atomic block IfStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1437) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 17:37:42,574 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:37:42,576 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:37:42,584 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:37:42,584 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:37:42,584 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:37:42,585 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:37:42,586 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:37:42,587 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:37:42,588 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:37:42,588 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:37:42,589 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:37:42,589 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:37:42,590 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:37:42,591 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:37:42,591 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:37:42,592 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:37:42,593 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:37:42,594 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:37:42,595 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:37:42,595 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:37:42,596 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:37:42,598 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:37:42,598 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:37:42,598 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:37:42,599 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:37:42,599 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:37:42,600 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:37:42,600 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:37:42,601 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:37:42,601 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:37:42,602 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:37:42,602 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:37:42,602 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:37:42,602 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:37:42,603 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:37:42,603 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 17:37:42,613 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:37:42,613 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:37:42,614 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:37:42,614 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:37:42,614 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:37:42,614 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:37:42,615 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:37:42,615 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:37:42,615 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:37:42,615 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:37:42,615 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:37:42,615 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:37:42,616 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:37:42,616 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 17:37:42,616 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 17:37:42,616 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:37:42,616 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:37:42,616 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:37:42,616 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:37:42,616 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:37:42,617 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:37:42,617 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:37:42,617 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:37:42,617 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:37:42,617 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:37:42,617 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:37:42,617 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:37:42,618 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 17:37:42,618 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 17:37:42,618 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:37:42,618 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 17:37:42,618 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 17:37:42,618 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_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/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 -> 00f1d9cb3a5dbd23318edaa2a604a28ea872bf8d [2018-11-18 17:37:42,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:37:42,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:37:42,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:37:42,660 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:37:42,660 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:37:42,660 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/../../sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i [2018-11-18 17:37:42,699 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/data/0580bc4fb/c95acfdb279149dd8e5ddccb4a588a8c/FLAG232fd33b2 [2018-11-18 17:37:43,133 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:37:43,134 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/sv-benchmarks/c/pthread-atomic/gcd_true-unreach-call_true-termination.i [2018-11-18 17:37:43,144 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/data/0580bc4fb/c95acfdb279149dd8e5ddccb4a588a8c/FLAG232fd33b2 [2018-11-18 17:37:43,156 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/ukojak/data/0580bc4fb/c95acfdb279149dd8e5ddccb4a588a8c [2018-11-18 17:37:43,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:37:43,159 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:37:43,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:37:43,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:37:43,163 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:37:43,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:37:43" (1/1) ... [2018-11-18 17:37:43,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed3aca0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43, skipping insertion in model container [2018-11-18 17:37:43,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:37:43" (1/1) ... [2018-11-18 17:37:43,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:37:43,207 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:37:43,452 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:37:43,463 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:37:43,497 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:37:43,591 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:37:43,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43 WrapperNode [2018-11-18 17:37:43,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:37:43,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:37:43,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:37:43,593 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:37:43,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43" (1/1) ... [2018-11-18 17:37:43,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43" (1/1) ... [2018-11-18 17:37:43,622 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:37:43,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:37:43,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:37:43,623 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:37:43,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43" (1/1) ... [2018-11-18 17:37:43,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43" (1/1) ... [2018-11-18 17:37:43,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43" (1/1) ... [2018-11-18 17:37:43,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43" (1/1) ... [2018-11-18 17:37:43,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43" (1/1) ... [2018-11-18 17:37:43,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43" (1/1) ... [2018-11-18 17:37:43,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43" (1/1) ... [2018-11-18 17:37:43,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:37:43,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:37:43,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:37:43,648 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:37:43,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:37:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b7364f60-2de6-42cc-8a58-4368f0765d9e/bin-2019/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 [2018-11-18 17:37:43,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:37:43,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 17:37:43,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 17:37:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 17:37:43,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:37:43,681 INFO L130 BoogieDeclarations]: Found specification of procedure dec_a [2018-11-18 17:37:43,681 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_a [2018-11-18 17:37:43,682 INFO L130 BoogieDeclarations]: Found specification of procedure dec_b [2018-11-18 17:37:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_b [2018-11-18 17:37:43,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:37:43,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:37:43,683 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-18 17:37:43,759 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Not supported in atomic block IfStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1437) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:714) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:592) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:257) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 17:37:43,761 INFO L168 Benchmark]: Toolchain (without parser) took 602.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -175.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:37:43,762 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:37:43,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 945.2 MB in the beginning and 1.2 GB in the end (delta: -206.1 MB). Peak memory consumption was 57.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:37:43,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-18 17:37:43,764 INFO L168 Benchmark]: Boogie Preprocessor took 24.71 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. [2018-11-18 17:37:43,764 INFO L168 Benchmark]: RCFGBuilder took 113.35 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: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:37:43,766 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 431.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 945.2 MB in the beginning and 1.2 GB in the end (delta: -206.1 MB). Peak memory consumption was 57.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 113.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Not supported in atomic block IfStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Not supported in atomic block IfStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1437) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...