./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004_variant.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_variant.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/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 1953052a35542fc4370e7730ae7762f1486f1475 .......................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_variant.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/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 1953052a35542fc4370e7730ae7762f1486f1475 ............................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: already ended atomic mode --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 07:54:16,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:54:16,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:54:16,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:54:16,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:54:16,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:54:16,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:54:16,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:54:16,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:54:16,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:54:16,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:54:16,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:54:16,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:54:16,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:54:16,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:54:16,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:54:16,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:54:16,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:54:16,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:54:16,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:54:16,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:54:16,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:54:16,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:54:16,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:54:16,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:54:16,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:54:16,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:54:16,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:54:16,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:54:16,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:54:16,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:54:16,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:54:16,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:54:16,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:54:16,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:54:16,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:54:16,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:54:16,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:54:16,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:54:16,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:54:16,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:54:16,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 07:54:16,670 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:54:16,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:54:16,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:54:16,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:54:16,672 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 07:54:16,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:54:16,672 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 07:54:16,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 07:54:16,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 07:54:16,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:54:16,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 07:54:16,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 07:54:16,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 07:54:16,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 07:54:16,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:54:16,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:54:16,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 07:54:16,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:54:16,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 07:54:16,674 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 07:54:16,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 07:54:16,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 07:54:16,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:54:16,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 07:54:16,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 07:54:16,676 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 07:54:16,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 07:54:16,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 07:54:16,676 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/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 -> 1953052a35542fc4370e7730ae7762f1486f1475 [2019-11-20 07:54:16,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:54:16,815 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:54:16,818 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:54:16,819 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:54:16,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:54:16,820 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/../../sv-benchmarks/c/pthread-lit/qw2004_variant.i [2019-11-20 07:54:16,867 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/data/973fe665e/70be83d960cd4551ab691b0c1c008ed3/FLAG4d0d39a0c [2019-11-20 07:54:17,339 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:54:17,340 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/sv-benchmarks/c/pthread-lit/qw2004_variant.i [2019-11-20 07:54:17,351 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/data/973fe665e/70be83d960cd4551ab691b0c1c008ed3/FLAG4d0d39a0c [2019-11-20 07:54:17,840 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/data/973fe665e/70be83d960cd4551ab691b0c1c008ed3 [2019-11-20 07:54:17,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:54:17,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:54:17,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:54:17,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:54:17,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:54:17,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:54:17" (1/1) ... [2019-11-20 07:54:17,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@730c989f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:17, skipping insertion in model container [2019-11-20 07:54:17,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:54:17" (1/1) ... [2019-11-20 07:54:17,858 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:54:17,908 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:54:18,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:54:18,267 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:54:18,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:54:18,411 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:54:18,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:18 WrapperNode [2019-11-20 07:54:18,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:54:18,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:54:18,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:54:18,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:54:18,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:18" (1/1) ... [2019-11-20 07:54:18,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:18" (1/1) ... [2019-11-20 07:54:18,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:54:18,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:54:18,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:54:18,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:54:18,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:18" (1/1) ... [2019-11-20 07:54:18,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:18" (1/1) ... [2019-11-20 07:54:18,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:18" (1/1) ... [2019-11-20 07:54:18,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:18" (1/1) ... [2019-11-20 07:54:18,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:18" (1/1) ... [2019-11-20 07:54:18,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:18" (1/1) ... [2019-11-20 07:54:18,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:18" (1/1) ... [2019-11-20 07:54:18,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:54:18,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:54:18,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:54:18,517 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:54:18,517 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/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 [2019-11-20 07:54:18,574 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2019-11-20 07:54:18,575 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2019-11-20 07:54:18,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 07:54:18,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-20 07:54:18,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 07:54:18,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 07:54:18,577 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2019-11-20 07:54:18,577 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2019-11-20 07:54:18,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-20 07:54:18,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:54:18,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:54:18,580 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-20 07:54:18,897 FATAL L? ?]: 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$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1256) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:619) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:568) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:259) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-11-20 07:54:18,902 INFO L168 Benchmark]: Toolchain (without parser) took 1057.58 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: -147.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:54:18,902 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:54:18,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.99 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: -168.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-20 07:54:18,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.58 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. [2019-11-20 07:54:18,904 INFO L168 Benchmark]: Boogie Preprocessor took 31.37 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. [2019-11-20 07:54:18,904 INFO L168 Benchmark]: RCFGBuilder took 383.61 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. [2019-11-20 07:54:18,907 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 567.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 383.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 07:54:20,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:54:20,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:54:20,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:54:20,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:54:20,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:54:20,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:54:20,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:54:20,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:54:20,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:54:20,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:54:20,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:54:20,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:54:20,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:54:20,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:54:20,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:54:20,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:54:20,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:54:20,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:54:20,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:54:20,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:54:20,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:54:20,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:54:20,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:54:20,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:54:20,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:54:20,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:54:20,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:54:20,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:54:20,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:54:20,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:54:20,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:54:20,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:54:20,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:54:20,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:54:20,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:54:20,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:54:20,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:54:20,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:54:20,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:54:20,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:54:20,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 07:54:20,793 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:54:20,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:54:20,794 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:54:20,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:54:20,795 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 07:54:20,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:54:20,795 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 07:54:20,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 07:54:20,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:54:20,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 07:54:20,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 07:54:20,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 07:54:20,797 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 07:54:20,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 07:54:20,797 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 07:54:20,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:54:20,797 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:54:20,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 07:54:20,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:54:20,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 07:54:20,798 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 07:54:20,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 07:54:20,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 07:54:20,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:54:20,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 07:54:20,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 07:54:20,799 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 07:54:20,800 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 07:54:20,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 07:54:20,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 07:54:20,800 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/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 -> 1953052a35542fc4370e7730ae7762f1486f1475 [2019-11-20 07:54:21,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:54:21,107 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:54:21,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:54:21,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:54:21,111 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:54:21,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/../../sv-benchmarks/c/pthread-lit/qw2004_variant.i [2019-11-20 07:54:21,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/data/d314017de/f6363cd0337e45e6b36d064acc8cbb93/FLAG962771266 [2019-11-20 07:54:21,628 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:54:21,629 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/sv-benchmarks/c/pthread-lit/qw2004_variant.i [2019-11-20 07:54:21,639 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/data/d314017de/f6363cd0337e45e6b36d064acc8cbb93/FLAG962771266 [2019-11-20 07:54:22,010 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/uautomizer/data/d314017de/f6363cd0337e45e6b36d064acc8cbb93 [2019-11-20 07:54:22,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:54:22,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:54:22,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:54:22,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:54:22,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:54:22,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:54:22" (1/1) ... [2019-11-20 07:54:22,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@504f4415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22, skipping insertion in model container [2019-11-20 07:54:22,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:54:22" (1/1) ... [2019-11-20 07:54:22,028 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:54:22,086 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:54:22,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:54:22,508 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:54:22,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:54:22,623 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:54:22,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22 WrapperNode [2019-11-20 07:54:22,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:54:22,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:54:22,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:54:22,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:54:22,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22" (1/1) ... [2019-11-20 07:54:22,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22" (1/1) ... [2019-11-20 07:54:22,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:54:22,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:54:22,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:54:22,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:54:22,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22" (1/1) ... [2019-11-20 07:54:22,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22" (1/1) ... [2019-11-20 07:54:22,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22" (1/1) ... [2019-11-20 07:54:22,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22" (1/1) ... [2019-11-20 07:54:22,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22" (1/1) ... [2019-11-20 07:54:22,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22" (1/1) ... [2019-11-20 07:54:22,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22" (1/1) ... [2019-11-20 07:54:22,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:54:22,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:54:22,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:54:22,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:54:22,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:54:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3f6b54ec-752c-4f74-b6bf-acdeeb280f71/bin/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 [2019-11-20 07:54:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2019-11-20 07:54:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2019-11-20 07:54:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-20 07:54:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 07:54:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 07:54:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 07:54:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2019-11-20 07:54:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2019-11-20 07:54:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-20 07:54:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:54:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:54:22,787 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-20 07:54:23,020 FATAL L? ?]: 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$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1256) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:619) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:568) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:259) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-11-20 07:54:23,024 INFO L168 Benchmark]: Toolchain (without parser) took 1008.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 952.4 MB in the beginning and 1.0 GB in the end (delta: -85.5 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. [2019-11-20 07:54:23,024 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:54:23,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.66 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -110.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2019-11-20 07:54:23,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.37 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-20 07:54:23,026 INFO L168 Benchmark]: Boogie Preprocessor took 29.02 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. [2019-11-20 07:54:23,027 INFO L168 Benchmark]: RCFGBuilder took 291.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-20 07:54:23,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 609.66 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -110.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.02 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 291.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...