./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004_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_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/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 348689cdb34e1e79912c033f600a6be74fe51b98 ............................................................................................................................................................................................ 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_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/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 348689cdb34e1e79912c033f600a6be74fe51b98 ............................................................................................................................................................................................... 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 [2018-12-01 17:24:51,573 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 17:24:51,574 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 17:24:51,580 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 17:24:51,581 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 17:24:51,581 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 17:24:51,582 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 17:24:51,583 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 17:24:51,583 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 17:24:51,584 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 17:24:51,584 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 17:24:51,584 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 17:24:51,585 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 17:24:51,585 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 17:24:51,586 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 17:24:51,586 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 17:24:51,587 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 17:24:51,588 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 17:24:51,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 17:24:51,589 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 17:24:51,590 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 17:24:51,591 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 17:24:51,592 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 17:24:51,592 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 17:24:51,592 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 17:24:51,592 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 17:24:51,593 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 17:24:51,593 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 17:24:51,594 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 17:24:51,594 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 17:24:51,595 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 17:24:51,595 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 17:24:51,595 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 17:24:51,595 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 17:24:51,596 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 17:24:51,596 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 17:24:51,596 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 17:24:51,603 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 17:24:51,604 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 17:24:51,604 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 17:24:51,604 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 17:24:51,605 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 17:24:51,605 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 17:24:51,605 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 17:24:51,605 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 17:24:51,605 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 17:24:51,605 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 17:24:51,605 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 17:24:51,605 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 17:24:51,605 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 17:24:51,605 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 17:24:51,605 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 17:24:51,606 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 17:24:51,606 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 17:24:51,606 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 17:24:51,606 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 17:24:51,606 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 17:24:51,606 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 17:24:51,606 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 17:24:51,606 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 17:24:51,606 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 17:24:51,606 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 17:24:51,607 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 17:24:51,607 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 17:24:51,607 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 17:24:51,607 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 17:24:51,607 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_e78a9516-48e7-465f-97f8-0df712067dcb/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 -> 348689cdb34e1e79912c033f600a6be74fe51b98 [2018-12-01 17:24:51,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 17:24:51,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 17:24:51,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 17:24:51,633 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 17:24:51,633 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 17:24:51,634 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-01 17:24:51,672 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/data/41728a8b4/b8cd1a65f8454342ba66e20a4a01dd28/FLAG58a6a5175 [2018-12-01 17:24:52,118 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 17:24:52,118 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-01 17:24:52,126 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/data/41728a8b4/b8cd1a65f8454342ba66e20a4a01dd28/FLAG58a6a5175 [2018-12-01 17:24:52,134 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/data/41728a8b4/b8cd1a65f8454342ba66e20a4a01dd28 [2018-12-01 17:24:52,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 17:24:52,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 17:24:52,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 17:24:52,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 17:24:52,139 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 17:24:52,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:24:52" (1/1) ... [2018-12-01 17:24:52,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@513beff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52, skipping insertion in model container [2018-12-01 17:24:52,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:24:52" (1/1) ... [2018-12-01 17:24:52,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 17:24:52,169 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 17:24:52,335 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:24:52,342 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 17:24:52,397 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:24:52,427 INFO L195 MainTranslator]: Completed translation [2018-12-01 17:24:52,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52 WrapperNode [2018-12-01 17:24:52,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 17:24:52,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 17:24:52,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 17:24:52,428 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 17:24:52,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52" (1/1) ... [2018-12-01 17:24:52,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52" (1/1) ... [2018-12-01 17:24:52,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 17:24:52,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 17:24:52,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 17:24:52,459 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 17:24:52,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52" (1/1) ... [2018-12-01 17:24:52,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52" (1/1) ... [2018-12-01 17:24:52,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52" (1/1) ... [2018-12-01 17:24:52,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52" (1/1) ... [2018-12-01 17:24:52,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52" (1/1) ... [2018-12-01 17:24:52,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52" (1/1) ... [2018-12-01 17:24:52,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52" (1/1) ... [2018-12-01 17:24:52,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 17:24:52,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 17:24:52,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 17:24:52,476 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 17:24:52,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/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 [2018-12-01 17:24:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 17:24:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-01 17:24:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-01 17:24:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 17:24:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-01 17:24:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2018-12-01 17:24:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2018-12-01 17:24:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 17:24:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-01 17:24:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 17:24:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 17:24:52,520 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-01 17:24:52,626 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) [2018-12-01 17:24:52,628 INFO L168 Benchmark]: Toolchain (without parser) took 491.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -130.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:24:52,629 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:24:52,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -148.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2018-12-01 17:24:52,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.64 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. [2018-12-01 17:24:52,630 INFO L168 Benchmark]: Boogie Preprocessor took 16.99 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-01 17:24:52,631 INFO L168 Benchmark]: RCFGBuilder took 151.50 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: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2018-12-01 17:24:52,633 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 290.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -148.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 151.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 [2018-12-01 17:24:53,969 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 17:24:53,970 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 17:24:53,976 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 17:24:53,976 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 17:24:53,976 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 17:24:53,977 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 17:24:53,978 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 17:24:53,978 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 17:24:53,979 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 17:24:53,979 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 17:24:53,979 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 17:24:53,980 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 17:24:53,980 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 17:24:53,981 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 17:24:53,981 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 17:24:53,981 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 17:24:53,982 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 17:24:53,983 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 17:24:53,984 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 17:24:53,984 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 17:24:53,985 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 17:24:53,986 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 17:24:53,986 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 17:24:53,986 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 17:24:53,986 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 17:24:53,987 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 17:24:53,987 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 17:24:53,988 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 17:24:53,988 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 17:24:53,988 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 17:24:53,989 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 17:24:53,989 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 17:24:53,989 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 17:24:53,989 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 17:24:53,989 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 17:24:53,990 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-01 17:24:53,997 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 17:24:53,997 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 17:24:53,997 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 17:24:53,998 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 17:24:53,998 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 17:24:53,998 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 17:24:53,998 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 17:24:53,998 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 17:24:53,998 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 17:24:53,998 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 17:24:53,998 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 17:24:53,999 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 17:24:53,999 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 17:24:53,999 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 17:24:53,999 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 17:24:53,999 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 17:24:53,999 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 17:24:53,999 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 17:24:53,999 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 17:24:53,999 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 17:24:53,999 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 17:24:53,999 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 17:24:54,000 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 17:24:54,000 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 17:24:54,000 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 17:24:54,000 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 17:24:54,000 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 17:24:54,000 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 17:24:54,000 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 17:24:54,000 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 17:24:54,000 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 17:24:54,000 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 17:24:54,000 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_e78a9516-48e7-465f-97f8-0df712067dcb/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 -> 348689cdb34e1e79912c033f600a6be74fe51b98 [2018-12-01 17:24:54,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 17:24:54,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 17:24:54,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 17:24:54,027 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 17:24:54,028 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 17:24:54,028 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-01 17:24:54,064 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/data/ce0b26c39/fd8b023ce7934c7cbe6fc9d0e67dccc5/FLAG0dad18326 [2018-12-01 17:24:54,511 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 17:24:54,511 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-01 17:24:54,518 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/data/ce0b26c39/fd8b023ce7934c7cbe6fc9d0e67dccc5/FLAG0dad18326 [2018-12-01 17:24:54,527 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/bin-2019/ukojak/data/ce0b26c39/fd8b023ce7934c7cbe6fc9d0e67dccc5 [2018-12-01 17:24:54,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 17:24:54,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 17:24:54,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 17:24:54,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 17:24:54,533 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 17:24:54,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:24:54" (1/1) ... [2018-12-01 17:24:54,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@238ae325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54, skipping insertion in model container [2018-12-01 17:24:54,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:24:54" (1/1) ... [2018-12-01 17:24:54,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 17:24:54,564 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 17:24:54,741 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:24:54,751 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 17:24:54,776 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 17:24:54,849 INFO L195 MainTranslator]: Completed translation [2018-12-01 17:24:54,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54 WrapperNode [2018-12-01 17:24:54,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 17:24:54,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 17:24:54,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 17:24:54,850 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 17:24:54,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54" (1/1) ... [2018-12-01 17:24:54,865 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54" (1/1) ... [2018-12-01 17:24:54,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 17:24:54,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 17:24:54,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 17:24:54,881 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 17:24:54,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54" (1/1) ... [2018-12-01 17:24:54,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54" (1/1) ... [2018-12-01 17:24:54,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54" (1/1) ... [2018-12-01 17:24:54,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54" (1/1) ... [2018-12-01 17:24:54,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54" (1/1) ... [2018-12-01 17:24:54,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54" (1/1) ... [2018-12-01 17:24:54,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54" (1/1) ... [2018-12-01 17:24:54,898 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 17:24:54,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 17:24:54,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 17:24:54,899 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 17:24:54,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:24:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e78a9516-48e7-465f-97f8-0df712067dcb/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 [2018-12-01 17:24:54,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 17:24:54,932 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-01 17:24:54,933 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-01 17:24:54,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-01 17:24:54,933 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2018-12-01 17:24:54,933 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2018-12-01 17:24:54,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 17:24:54,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 17:24:54,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-01 17:24:54,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 17:24:54,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 17:24:54,934 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-01 17:24:55,057 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) [2018-12-01 17:24:55,059 INFO L168 Benchmark]: Toolchain (without parser) took 528.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -187.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:24:55,060 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 17:24:55,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -211.9 MB). Peak memory consumption was 49.7 MB. Max. memory is 11.5 GB. [2018-12-01 17:24:55,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.96 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. [2018-12-01 17:24:55,061 INFO L168 Benchmark]: Boogie Preprocessor took 17.48 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. [2018-12-01 17:24:55,061 INFO L168 Benchmark]: RCFGBuilder took 159.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-12-01 17:24:55,064 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 318.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 939.3 MB in the beginning and 1.2 GB in the end (delta: -211.9 MB). Peak memory consumption was 49.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 159.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.7 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...