./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 aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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-aa41828 [2018-11-23 00:34:18,646 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:34:18,648 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:34:18,659 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:34:18,659 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:34:18,660 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:34:18,661 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:34:18,663 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:34:18,664 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:34:18,665 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:34:18,666 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:34:18,666 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:34:18,667 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:34:18,667 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:34:18,668 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:34:18,669 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:34:18,670 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:34:18,672 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:34:18,673 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:34:18,675 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:34:18,675 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:34:18,677 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:34:18,679 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:34:18,679 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:34:18,679 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:34:18,680 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:34:18,681 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:34:18,682 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:34:18,682 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:34:18,683 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:34:18,683 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:34:18,684 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:34:18,684 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:34:18,684 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:34:18,685 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:34:18,686 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:34:18,686 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 00:34:18,698 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:34:18,698 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:34:18,699 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:34:18,699 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 00:34:18,700 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 00:34:18,700 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 00:34:18,700 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 00:34:18,700 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 00:34:18,700 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 00:34:18,700 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 00:34:18,701 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 00:34:18,701 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 00:34:18,701 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 00:34:18,702 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:34:18,702 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:34:18,702 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 00:34:18,702 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:34:18,702 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:34:18,702 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:34:18,703 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:34:18,703 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:34:18,703 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:34:18,703 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:34:18,703 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:34:18,703 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:34:18,704 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:34:18,704 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 00:34:18,704 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:34:18,704 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 00:34:18,704 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:34:18,705 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:34:18,705 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:34:18,705 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:34:18,705 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 00:34:18,705 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:34:18,705 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 00:34:18,705 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 00:34:18,706 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 348689cdb34e1e79912c033f600a6be74fe51b98 [2018-11-23 00:34:18,735 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:34:18,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:34:18,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:34:18,752 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:34:18,752 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:34:18,753 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-11-23 00:34:18,810 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/data/8368154bc/88d26a38c4a04e28bdeb02db78335d94/FLAGedeb7ac51 [2018-11-23 00:34:19,222 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:34:19,223 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-11-23 00:34:19,236 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/data/8368154bc/88d26a38c4a04e28bdeb02db78335d94/FLAGedeb7ac51 [2018-11-23 00:34:19,248 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/data/8368154bc/88d26a38c4a04e28bdeb02db78335d94 [2018-11-23 00:34:19,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:34:19,252 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:34:19,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:34:19,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:34:19,256 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:34:19,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:34:19" (1/1) ... [2018-11-23 00:34:19,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@335f4bb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19, skipping insertion in model container [2018-11-23 00:34:19,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:34:19" (1/1) ... [2018-11-23 00:34:19,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:34:19,302 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:34:19,571 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:34:19,580 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:34:19,689 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:34:19,729 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:34:19,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19 WrapperNode [2018-11-23 00:34:19,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:34:19,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:34:19,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:34:19,730 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:34:19,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19" (1/1) ... [2018-11-23 00:34:19,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19" (1/1) ... [2018-11-23 00:34:19,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:34:19,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:34:19,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:34:19,771 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:34:19,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19" (1/1) ... [2018-11-23 00:34:19,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19" (1/1) ... [2018-11-23 00:34:19,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19" (1/1) ... [2018-11-23 00:34:19,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19" (1/1) ... [2018-11-23 00:34:19,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19" (1/1) ... [2018-11-23 00:34:19,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19" (1/1) ... [2018-11-23 00:34:19,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19" (1/1) ... [2018-11-23 00:34:19,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:34:19,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:34:19,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:34:19,795 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:34:19,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:34:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 00:34:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-11-23 00:34:19,865 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-11-23 00:34:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 00:34:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-11-23 00:34:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 00:34:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-11-23 00:34:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:34:19,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:34:19,867 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 00:34:20,060 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$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1168) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:660) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:548) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2018-11-23 00:34:20,063 INFO L168 Benchmark]: Toolchain (without parser) took 811.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -135.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:34:20,064 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:34:20,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 477.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -160.0 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 00:34:20,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 00:34:20,066 INFO L168 Benchmark]: Boogie Preprocessor took 23.24 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. [2018-11-23 00:34:20,067 INFO L168 Benchmark]: RCFGBuilder took 267.47 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: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2018-11-23 00:34:20,070 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 477.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -160.0 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 267.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1168) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 00:34:21,788 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:34:21,789 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:34:21,798 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:34:21,798 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:34:21,799 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:34:21,800 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:34:21,801 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:34:21,802 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:34:21,803 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:34:21,804 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:34:21,804 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:34:21,805 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:34:21,806 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:34:21,807 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:34:21,808 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:34:21,809 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:34:21,811 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:34:21,812 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:34:21,814 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:34:21,815 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:34:21,816 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:34:21,818 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:34:21,819 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:34:21,819 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:34:21,820 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:34:21,821 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:34:21,821 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:34:21,823 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:34:21,824 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:34:21,824 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:34:21,824 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:34:21,825 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:34:21,825 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:34:21,826 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:34:21,826 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:34:21,826 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-23 00:34:21,840 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:34:21,840 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:34:21,841 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:34:21,842 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 00:34:21,842 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 00:34:21,842 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 00:34:21,842 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 00:34:21,842 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 00:34:21,843 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 00:34:21,843 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 00:34:21,843 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:34:21,844 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:34:21,844 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:34:21,844 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:34:21,844 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:34:21,844 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:34:21,844 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:34:21,845 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 00:34:21,845 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 00:34:21,845 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:34:21,845 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:34:21,845 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:34:21,845 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:34:21,846 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:34:21,846 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 00:34:21,846 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:34:21,846 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 00:34:21,846 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:34:21,846 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:34:21,847 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:34:21,847 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:34:21,847 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 00:34:21,847 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:34:21,847 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 00:34:21,847 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 00:34:21,848 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_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 348689cdb34e1e79912c033f600a6be74fe51b98 [2018-11-23 00:34:21,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:34:21,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:34:21,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:34:21,895 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:34:21,896 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:34:21,896 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-11-23 00:34:21,939 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/data/aed849f34/cee9546ca1b24ab697969df9aef7661c/FLAG84e2d7155 [2018-11-23 00:34:22,345 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:34:22,345 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-11-23 00:34:22,358 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/data/aed849f34/cee9546ca1b24ab697969df9aef7661c/FLAG84e2d7155 [2018-11-23 00:34:22,369 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/data/aed849f34/cee9546ca1b24ab697969df9aef7661c [2018-11-23 00:34:22,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:34:22,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:34:22,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:34:22,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:34:22,377 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:34:22,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:34:22" (1/1) ... [2018-11-23 00:34:22,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7001cec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22, skipping insertion in model container [2018-11-23 00:34:22,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:34:22" (1/1) ... [2018-11-23 00:34:22,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:34:22,422 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:34:22,702 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:34:22,713 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:34:22,754 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:34:22,805 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:34:22,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22 WrapperNode [2018-11-23 00:34:22,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:34:22,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:34:22,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:34:22,807 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:34:22,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22" (1/1) ... [2018-11-23 00:34:22,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22" (1/1) ... [2018-11-23 00:34:22,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:34:22,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:34:22,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:34:22,897 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:34:22,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22" (1/1) ... [2018-11-23 00:34:22,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22" (1/1) ... [2018-11-23 00:34:22,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22" (1/1) ... [2018-11-23 00:34:22,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22" (1/1) ... [2018-11-23 00:34:22,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22" (1/1) ... [2018-11-23 00:34:22,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22" (1/1) ... [2018-11-23 00:34:22,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22" (1/1) ... [2018-11-23 00:34:22,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:34:22,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:34:22,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:34:22,918 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:34:22,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:34:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_15d75834-0517-4921-a761-8f55eb07ce98/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:34:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 00:34:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-11-23 00:34:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-11-23 00:34:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-11-23 00:34:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 00:34:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 00:34:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-11-23 00:34:22,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:34:22,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:34:22,959 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 00:34:23,112 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$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1168) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:660) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:548) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2018-11-23 00:34:23,115 INFO L168 Benchmark]: Toolchain (without parser) took 742.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -157.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:34:23,116 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:34:23,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.54 ms. Allocated memory is still 1.0 GB. Free memory was 944.3 MB in the beginning and 905.7 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-23 00:34:23,117 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -220.8 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-11-23 00:34:23,118 INFO L168 Benchmark]: Boogie Preprocessor took 21.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:34:23,119 INFO L168 Benchmark]: RCFGBuilder took 195.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-11-23 00:34:23,124 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 432.54 ms. Allocated memory is still 1.0 GB. Free memory was 944.3 MB in the beginning and 905.7 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 90.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -220.8 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 195.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1168) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...