./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 61726ee772b1faafc83e7b11d41706f173496cb7 ................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 61726ee772b1faafc83e7b11d41706f173496cb7 .................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: already ended atomic mode --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:44:02,814 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:44:02,815 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:44:02,821 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:44:02,822 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:44:02,822 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:44:02,823 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:44:02,824 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:44:02,825 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:44:02,826 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:44:02,826 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:44:02,827 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:44:02,827 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:44:02,828 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:44:02,828 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:44:02,829 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:44:02,829 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:44:02,830 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:44:02,831 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:44:02,831 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:44:02,832 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:44:02,833 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:44:02,834 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:44:02,834 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:44:02,834 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:44:02,835 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:44:02,835 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:44:02,836 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:44:02,836 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:44:02,837 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:44:02,837 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:44:02,837 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:44:02,837 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:44:02,837 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:44:02,838 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:44:02,838 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:44:02,838 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 00:44:02,845 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:44:02,845 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:44:02,845 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:44:02,845 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 00:44:02,846 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:44:02,846 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:44:02,846 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 00:44:02,846 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:44:02,846 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:44:02,846 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:44:02,846 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:44:02,846 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:44:02,847 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:44:02,847 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:44:02,847 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:44:02,847 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:44:02,847 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:44:02,847 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:44:02,847 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:44:02,847 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:44:02,847 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:44:02,847 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:44:02,848 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 00:44:02,848 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:44:02,848 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:44:02,848 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:44:02,848 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:44:02,848 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 00:44:02,848 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:44:02,848 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:44:02,848 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_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61726ee772b1faafc83e7b11d41706f173496cb7 [2018-12-09 00:44:02,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:44:02,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:44:02,879 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:44:02,880 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:44:02,880 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:44:02,881 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-09 00:44:02,915 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/data/195c3be7e/d4df1d29b2144d409bcf3147a0b610f2/FLAGa69201f2a [2018-12-09 00:44:03,346 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:44:03,347 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-09 00:44:03,354 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/data/195c3be7e/d4df1d29b2144d409bcf3147a0b610f2/FLAGa69201f2a [2018-12-09 00:44:03,362 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/data/195c3be7e/d4df1d29b2144d409bcf3147a0b610f2 [2018-12-09 00:44:03,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:44:03,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:44:03,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:44:03,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:44:03,367 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:44:03,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:44:03" (1/1) ... [2018-12-09 00:44:03,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7014c445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03, skipping insertion in model container [2018-12-09 00:44:03,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:44:03" (1/1) ... [2018-12-09 00:44:03,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:44:03,393 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:44:03,551 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:44:03,558 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:44:03,616 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:44:03,647 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:44:03,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03 WrapperNode [2018-12-09 00:44:03,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:44:03,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:44:03,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:44:03,648 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:44:03,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03" (1/1) ... [2018-12-09 00:44:03,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03" (1/1) ... [2018-12-09 00:44:03,675 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:44:03,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:44:03,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:44:03,676 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:44:03,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03" (1/1) ... [2018-12-09 00:44:03,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03" (1/1) ... [2018-12-09 00:44:03,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03" (1/1) ... [2018-12-09 00:44:03,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03" (1/1) ... [2018-12-09 00:44:03,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03" (1/1) ... [2018-12-09 00:44:03,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03" (1/1) ... [2018-12-09 00:44:03,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03" (1/1) ... [2018-12-09 00:44:03,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:44:03,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:44:03,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:44:03,691 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:44:03,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:44:03,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-09 00:44:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-09 00:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 00:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-09 00:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 00:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2018-12-09 00:44:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2018-12-09 00:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-09 00:44:03,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:44:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:44:03,726 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 00:44:03,818 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) [2018-12-09 00:44:03,821 INFO L168 Benchmark]: Toolchain (without parser) took 456.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -107.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:44:03,822 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:44:03,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -127.4 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-09 00:44:03,823 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:44:03,824 INFO L168 Benchmark]: Boogie Preprocessor took 15.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:44:03,824 INFO L168 Benchmark]: RCFGBuilder took 129.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:44:03,827 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 282.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -127.4 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 129.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:44:05,142 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:44:05,143 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:44:05,149 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:44:05,149 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:44:05,150 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:44:05,150 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:44:05,151 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:44:05,152 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:44:05,152 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:44:05,153 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:44:05,153 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:44:05,153 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:44:05,154 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:44:05,154 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:44:05,154 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:44:05,155 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:44:05,156 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:44:05,157 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:44:05,157 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:44:05,158 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:44:05,158 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:44:05,159 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:44:05,160 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:44:05,160 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:44:05,160 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:44:05,160 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:44:05,161 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:44:05,161 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:44:05,162 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:44:05,162 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:44:05,162 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:44:05,162 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:44:05,162 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:44:05,163 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:44:05,163 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:44:05,163 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-09 00:44:05,170 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:44:05,170 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:44:05,171 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:44:05,171 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 00:44:05,171 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:44:05,171 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:44:05,171 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 00:44:05,172 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:44:05,172 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:44:05,172 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:44:05,172 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:44:05,172 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:44:05,172 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:44:05,172 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:44:05,172 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 00:44:05,172 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 00:44:05,172 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:44:05,172 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:44:05,173 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:44:05,173 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:44:05,173 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:44:05,173 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:44:05,173 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:44:05,173 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 00:44:05,173 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:44:05,173 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:44:05,173 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:44:05,173 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:44:05,173 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-09 00:44:05,174 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:44:05,174 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 00:44:05,174 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 00:44:05,174 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_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61726ee772b1faafc83e7b11d41706f173496cb7 [2018-12-09 00:44:05,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:44:05,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:44:05,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:44:05,202 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:44:05,203 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:44:05,203 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-09 00:44:05,240 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/data/428d46c69/264d4de5f5914867b4149aa7a54405d2/FLAGa089cc2ea [2018-12-09 00:44:05,665 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:44:05,666 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-12-09 00:44:05,673 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/data/428d46c69/264d4de5f5914867b4149aa7a54405d2/FLAGa089cc2ea [2018-12-09 00:44:05,681 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/data/428d46c69/264d4de5f5914867b4149aa7a54405d2 [2018-12-09 00:44:05,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:44:05,684 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:44:05,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:44:05,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:44:05,686 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:44:05,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:44:05" (1/1) ... [2018-12-09 00:44:05,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c3b366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05, skipping insertion in model container [2018-12-09 00:44:05,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:44:05" (1/1) ... [2018-12-09 00:44:05,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:44:05,712 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:44:05,878 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:44:05,887 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:44:05,960 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:44:05,993 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:44:05,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05 WrapperNode [2018-12-09 00:44:05,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:44:05,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:44:05,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:44:05,994 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:44:05,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05" (1/1) ... [2018-12-09 00:44:06,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05" (1/1) ... [2018-12-09 00:44:06,021 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:44:06,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:44:06,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:44:06,021 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:44:06,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05" (1/1) ... [2018-12-09 00:44:06,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05" (1/1) ... [2018-12-09 00:44:06,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05" (1/1) ... [2018-12-09 00:44:06,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05" (1/1) ... [2018-12-09 00:44:06,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05" (1/1) ... [2018-12-09 00:44:06,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05" (1/1) ... [2018-12-09 00:44:06,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05" (1/1) ... [2018-12-09 00:44:06,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:44:06,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:44:06,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:44:06,039 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:44:06,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:44:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a3582157-5d50-4194-b6c2-f18e16ab6b6e/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:44:06,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:44:06,070 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-09 00:44:06,070 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-09 00:44:06,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-09 00:44:06,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 00:44:06,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 00:44:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2018-12-09 00:44:06,071 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2018-12-09 00:44:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-09 00:44:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:44:06,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:44:06,071 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 00:44:06,186 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) [2018-12-09 00:44:06,188 INFO L168 Benchmark]: Toolchain (without parser) took 504.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -156.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:44:06,189 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. [2018-12-09 00:44:06,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2018-12-09 00:44:06,190 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.66 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. [2018-12-09 00:44:06,190 INFO L168 Benchmark]: Boogie Preprocessor took 17.13 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. [2018-12-09 00:44:06,191 INFO L168 Benchmark]: RCFGBuilder took 148.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:44:06,193 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -174.9 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 148.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...