./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.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_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/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 61726ee772b1faafc83e7b11d41706f173496cb7 .................................................................................................................................................................................................... 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_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/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 61726ee772b1faafc83e7b11d41706f173496cb7 ............................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: already ended atomic mode --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 23:52:56,344 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 23:52:56,346 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 23:52:56,353 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 23:52:56,353 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 23:52:56,354 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 23:52:56,355 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 23:52:56,356 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 23:52:56,357 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 23:52:56,358 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 23:52:56,358 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 23:52:56,359 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 23:52:56,359 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 23:52:56,360 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 23:52:56,361 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 23:52:56,361 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 23:52:56,362 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 23:52:56,363 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 23:52:56,364 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 23:52:56,365 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 23:52:56,366 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 23:52:56,367 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 23:52:56,368 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 23:52:56,369 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 23:52:56,369 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 23:52:56,369 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 23:52:56,370 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 23:52:56,371 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 23:52:56,371 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 23:52:56,372 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 23:52:56,372 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 23:52:56,373 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 23:52:56,373 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 23:52:56,373 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 23:52:56,373 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 23:52:56,374 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 23:52:56,374 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 23:52:56,384 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 23:52:56,384 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 23:52:56,385 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 23:52:56,385 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 23:52:56,385 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 23:52:56,386 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 23:52:56,386 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 23:52:56,386 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 23:52:56,386 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 23:52:56,386 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 23:52:56,386 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 23:52:56,386 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 23:52:56,386 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 23:52:56,387 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 23:52:56,387 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 23:52:56,387 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 23:52:56,387 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 23:52:56,387 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 23:52:56,387 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 23:52:56,387 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 23:52:56,387 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 23:52:56,388 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 23:52:56,388 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 23:52:56,388 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 23:52:56,388 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 23:52:56,388 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 23:52:56,388 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 23:52:56,388 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 23:52:56,388 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 23:52:56,388 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_4c12c253-8559-426a-b75f-e7e6229aec78/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 -> 61726ee772b1faafc83e7b11d41706f173496cb7 [2018-12-08 23:52:56,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 23:52:56,417 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 23:52:56,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 23:52:56,420 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 23:52:56,420 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 23:52:56,421 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-08 23:52:56,457 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/data/c1e36782d/ae3907f702e94ed5890e70a0c42e619e/FLAG6ace2d66e [2018-12-08 23:52:56,877 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 23:52:56,877 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-08 23:52:56,883 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/data/c1e36782d/ae3907f702e94ed5890e70a0c42e619e/FLAG6ace2d66e [2018-12-08 23:52:56,893 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/data/c1e36782d/ae3907f702e94ed5890e70a0c42e619e [2018-12-08 23:52:56,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 23:52:56,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 23:52:56,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 23:52:56,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 23:52:56,900 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 23:52:56,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:52:56" (1/1) ... [2018-12-08 23:52:56,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7209347d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:56, skipping insertion in model container [2018-12-08 23:52:56,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:52:56" (1/1) ... [2018-12-08 23:52:56,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 23:52:56,930 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 23:52:57,097 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:52:57,136 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 23:52:57,165 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:52:57,196 INFO L195 MainTranslator]: Completed translation [2018-12-08 23:52:57,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:57 WrapperNode [2018-12-08 23:52:57,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 23:52:57,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 23:52:57,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 23:52:57,198 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 23:52:57,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:57" (1/1) ... [2018-12-08 23:52:57,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:57" (1/1) ... [2018-12-08 23:52:57,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 23:52:57,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 23:52:57,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 23:52:57,225 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 23:52:57,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:57" (1/1) ... [2018-12-08 23:52:57,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:57" (1/1) ... [2018-12-08 23:52:57,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:57" (1/1) ... [2018-12-08 23:52:57,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:57" (1/1) ... [2018-12-08 23:52:57,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:57" (1/1) ... [2018-12-08 23:52:57,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:57" (1/1) ... [2018-12-08 23:52:57,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:57" (1/1) ... [2018-12-08 23:52:57,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 23:52:57,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 23:52:57,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 23:52:57,240 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 23:52:57,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/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 [2018-12-08 23:52:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 23:52:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-08 23:52:57,274 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-08 23:52:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 23:52:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-08 23:52:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2018-12-08 23:52:57,274 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2018-12-08 23:52:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 23:52:57,274 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2018-12-08 23:52:57,274 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2018-12-08 23:52:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-08 23:52:57,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 23:52:57,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 23:52:57,275 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 23:52:57,365 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:670) 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) [2018-12-08 23:52:57,367 INFO L168 Benchmark]: Toolchain (without parser) took 471.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -130.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:52:57,369 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:52:57,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -149.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-08 23:52:57,370 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.02 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. [2018-12-08 23:52:57,370 INFO L168 Benchmark]: Boogie Preprocessor took 15.36 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-08 23:52:57,370 INFO L168 Benchmark]: RCFGBuilder took 126.62 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: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-08 23:52:57,373 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 299.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -149.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 126.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 23:52:58,610 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 23:52:58,611 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 23:52:58,619 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 23:52:58,619 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 23:52:58,620 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 23:52:58,620 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 23:52:58,622 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 23:52:58,623 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 23:52:58,624 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 23:52:58,624 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 23:52:58,624 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 23:52:58,625 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 23:52:58,626 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 23:52:58,627 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 23:52:58,627 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 23:52:58,628 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 23:52:58,629 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 23:52:58,630 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 23:52:58,631 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 23:52:58,632 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 23:52:58,633 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 23:52:58,635 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 23:52:58,635 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 23:52:58,635 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 23:52:58,636 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 23:52:58,636 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 23:52:58,637 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 23:52:58,637 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 23:52:58,638 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 23:52:58,638 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 23:52:58,638 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 23:52:58,639 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 23:52:58,639 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 23:52:58,639 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 23:52:58,640 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 23:52:58,640 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 23:52:58,650 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 23:52:58,651 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 23:52:58,651 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 23:52:58,651 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 23:52:58,652 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 23:52:58,652 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 23:52:58,652 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 23:52:58,653 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 23:52:58,653 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 23:52:58,653 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 23:52:58,653 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 23:52:58,653 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 23:52:58,653 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 23:52:58,654 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 23:52:58,654 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 23:52:58,654 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 23:52:58,654 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 23:52:58,654 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 23:52:58,654 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 23:52:58,655 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 23:52:58,655 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 23:52:58,655 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 23:52:58,655 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 23:52:58,655 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 23:52:58,655 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 23:52:58,656 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 23:52:58,656 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 23:52:58,656 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 23:52:58,656 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 23:52:58,656 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 23:52:58,656 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 23:52:58,656 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 23:52:58,657 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_4c12c253-8559-426a-b75f-e7e6229aec78/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 -> 61726ee772b1faafc83e7b11d41706f173496cb7 [2018-12-08 23:52:58,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 23:52:58,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 23:52:58,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 23:52:58,695 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 23:52:58,695 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 23:52:58,695 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-08 23:52:58,741 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/data/679356fdf/ddae0b3d479944a1b212876e9ef40eca/FLAGd98e41956 [2018-12-08 23:52:59,157 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 23:52:59,158 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-08 23:52:59,166 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/data/679356fdf/ddae0b3d479944a1b212876e9ef40eca/FLAGd98e41956 [2018-12-08 23:52:59,174 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/bin-2019/ukojak/data/679356fdf/ddae0b3d479944a1b212876e9ef40eca [2018-12-08 23:52:59,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 23:52:59,177 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 23:52:59,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 23:52:59,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 23:52:59,179 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 23:52:59,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:52:59" (1/1) ... [2018-12-08 23:52:59,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c3b366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59, skipping insertion in model container [2018-12-08 23:52:59,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:52:59" (1/1) ... [2018-12-08 23:52:59,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 23:52:59,205 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 23:52:59,369 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:52:59,378 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 23:52:59,406 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:52:59,482 INFO L195 MainTranslator]: Completed translation [2018-12-08 23:52:59,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59 WrapperNode [2018-12-08 23:52:59,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 23:52:59,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 23:52:59,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 23:52:59,483 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 23:52:59,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59" (1/1) ... [2018-12-08 23:52:59,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59" (1/1) ... [2018-12-08 23:52:59,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 23:52:59,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 23:52:59,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 23:52:59,511 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 23:52:59,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59" (1/1) ... [2018-12-08 23:52:59,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59" (1/1) ... [2018-12-08 23:52:59,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59" (1/1) ... [2018-12-08 23:52:59,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59" (1/1) ... [2018-12-08 23:52:59,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59" (1/1) ... [2018-12-08 23:52:59,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59" (1/1) ... [2018-12-08 23:52:59,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59" (1/1) ... [2018-12-08 23:52:59,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 23:52:59,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 23:52:59,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 23:52:59,529 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 23:52:59,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:52:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4c12c253-8559-426a-b75f-e7e6229aec78/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 [2018-12-08 23:52:59,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 23:52:59,561 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-08 23:52:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-08 23:52:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-08 23:52:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2018-12-08 23:52:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2018-12-08 23:52:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 23:52:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 23:52:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2018-12-08 23:52:59,562 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2018-12-08 23:52:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-08 23:52:59,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 23:52:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 23:52:59,563 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 23:52:59,654 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:670) 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) [2018-12-08 23:52:59,657 INFO L168 Benchmark]: Toolchain (without parser) took 480.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -167.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:52:59,658 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-12-08 23:52:59,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -192.6 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. [2018-12-08 23:52:59,659 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 23:52:59,660 INFO L168 Benchmark]: Boogie Preprocessor took 18.24 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. [2018-12-08 23:52:59,660 INFO L168 Benchmark]: RCFGBuilder took 127.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-12-08 23:52:59,663 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -192.6 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 127.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...