./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 aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/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_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/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_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/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_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/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-aa41828 [2018-11-23 03:54:43,381 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:54:43,382 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:54:43,389 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 03:54:43,389 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 03:54:43,390 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 03:54:43,391 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 03:54:43,392 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 03:54:43,393 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 03:54:43,393 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 03:54:43,395 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 03:54:43,396 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 03:54:43,396 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 03:54:43,397 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 03:54:43,397 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 03:54:43,398 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 03:54:43,399 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 03:54:43,400 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 03:54:43,401 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 03:54:43,402 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 03:54:43,403 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 03:54:43,403 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 03:54:43,405 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 03:54:43,405 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:54:43,405 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:54:43,406 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:54:43,407 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:54:43,407 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:54:43,408 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:54:43,408 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:54:43,409 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:54:43,409 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:54:43,409 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:54:43,409 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:54:43,410 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:54:43,411 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:54:43,411 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 03:54:43,421 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:54:43,421 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:54:43,422 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:54:43,422 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 03:54:43,422 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:54:43,422 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:54:43,422 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 03:54:43,423 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:54:43,423 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:54:43,423 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 03:54:43,423 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:54:43,423 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:54:43,423 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:54:43,423 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:54:43,423 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:54:43,424 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:54:43,424 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:54:43,424 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:54:43,424 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:54:43,424 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:54:43,424 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 03:54:43,424 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:54:43,425 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 03:54:43,425 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 03:54:43,425 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:54:43,425 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:54:43,425 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:54:43,425 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 03:54:43,425 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:54:43,425 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 03:54:43,426 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_53600dab-156b-480a-887f-bd3478b757c3/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 [2018-11-23 03:54:43,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:54:43,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:54:43,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:54:43,466 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:54:43,466 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:54:43,466 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-11-23 03:54:43,508 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/data/404df1406/06a2f43dfa214a90b3b9acce0cb1fd29/FLAG7921b6582 [2018-11-23 03:54:43,855 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:54:43,856 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-11-23 03:54:43,868 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/data/404df1406/06a2f43dfa214a90b3b9acce0cb1fd29/FLAG7921b6582 [2018-11-23 03:54:43,878 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/data/404df1406/06a2f43dfa214a90b3b9acce0cb1fd29 [2018-11-23 03:54:43,880 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:54:43,881 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:54:43,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:54:43,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:54:43,883 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:54:43,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:43" (1/1) ... [2018-11-23 03:54:43,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212141c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:43, skipping insertion in model container [2018-11-23 03:54:43,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:43" (1/1) ... [2018-11-23 03:54:43,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:54:43,921 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:54:44,131 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:54:44,138 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:54:44,210 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:54:44,256 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:54:44,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44 WrapperNode [2018-11-23 03:54:44,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:54:44,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:54:44,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:54:44,257 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:54:44,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44" (1/1) ... [2018-11-23 03:54:44,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44" (1/1) ... [2018-11-23 03:54:44,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:54:44,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:54:44,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:54:44,293 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:54:44,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44" (1/1) ... [2018-11-23 03:54:44,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44" (1/1) ... [2018-11-23 03:54:44,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44" (1/1) ... [2018-11-23 03:54:44,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44" (1/1) ... [2018-11-23 03:54:44,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44" (1/1) ... [2018-11-23 03:54:44,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44" (1/1) ... [2018-11-23 03:54:44,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44" (1/1) ... [2018-11-23 03:54:44,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:54:44,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:54:44,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:54:44,315 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:54:44,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/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 [2018-11-23 03:54:44,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 03:54:44,361 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-11-23 03:54:44,362 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-11-23 03:54:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 03:54:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-11-23 03:54:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 03:54:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2018-11-23 03:54:44,362 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2018-11-23 03:54:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-11-23 03:54:44,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:54:44,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:54:44,364 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 03:54:44,497 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1168) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:660) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:548) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 03:54:44,499 INFO L168 Benchmark]: Toolchain (without parser) took 619.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -140.6 MB). Peak memory consumption was 5.2 MB. Max. memory is 11.5 GB. [2018-11-23 03:54:44,501 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:54:44,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -169.3 MB). Peak memory consumption was 34.5 MB. Max. memory is 11.5 GB. [2018-11-23 03:54:44,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.28 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 03:54:44,502 INFO L168 Benchmark]: Boogie Preprocessor took 21.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 03:54:44,503 INFO L168 Benchmark]: RCFGBuilder took 184.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-11-23 03:54:44,506 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 375.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -169.3 MB). Peak memory consumption was 34.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 184.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1168) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 03:54:45,881 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:54:45,882 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:54:45,889 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 03:54:45,889 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 03:54:45,890 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 03:54:45,891 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 03:54:45,892 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 03:54:45,893 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 03:54:45,894 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 03:54:45,894 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 03:54:45,895 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 03:54:45,895 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 03:54:45,896 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 03:54:45,897 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 03:54:45,897 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 03:54:45,898 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 03:54:45,899 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 03:54:45,900 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 03:54:45,901 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 03:54:45,902 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 03:54:45,903 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 03:54:45,905 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 03:54:45,905 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:54:45,905 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:54:45,905 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:54:45,906 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:54:45,907 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:54:45,907 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:54:45,908 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:54:45,908 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:54:45,909 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:54:45,909 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:54:45,909 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:54:45,909 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:54:45,910 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:54:45,910 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 03:54:45,920 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:54:45,920 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:54:45,921 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:54:45,921 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 03:54:45,922 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:54:45,922 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:54:45,922 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 03:54:45,922 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:54:45,922 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:54:45,922 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:54:45,923 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:54:45,923 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:54:45,923 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:54:45,923 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:54:45,923 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 03:54:45,923 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 03:54:45,923 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:54:45,923 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:54:45,924 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:54:45,924 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:54:45,924 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:54:45,924 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 03:54:45,924 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:54:45,924 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 03:54:45,924 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 03:54:45,925 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:54:45,925 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:54:45,925 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:54:45,925 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 03:54:45,925 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:54:45,925 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 03:54:45,925 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 03:54:45,925 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_53600dab-156b-480a-887f-bd3478b757c3/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 [2018-11-23 03:54:45,956 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:54:45,965 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:54:45,968 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:54:45,969 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:54:45,969 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:54:45,970 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-11-23 03:54:46,015 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/data/1078f46ac/4b1a0e8494ca4f1480f37b57ebbba559/FLAGee482f23f [2018-11-23 03:54:46,385 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:54:46,385 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/sv-benchmarks/c/pthread-lit/qw2004_variant_true-unreach-call.i [2018-11-23 03:54:46,393 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/data/1078f46ac/4b1a0e8494ca4f1480f37b57ebbba559/FLAGee482f23f [2018-11-23 03:54:46,400 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/bin-2019/uautomizer/data/1078f46ac/4b1a0e8494ca4f1480f37b57ebbba559 [2018-11-23 03:54:46,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:54:46,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:54:46,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:54:46,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:54:46,407 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:54:46,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:46" (1/1) ... [2018-11-23 03:54:46,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da4df0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46, skipping insertion in model container [2018-11-23 03:54:46,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:46" (1/1) ... [2018-11-23 03:54:46,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:54:46,447 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:54:46,672 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:54:46,684 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:54:46,719 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:54:46,813 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:54:46,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46 WrapperNode [2018-11-23 03:54:46,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:54:46,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:54:46,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:54:46,814 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:54:46,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46" (1/1) ... [2018-11-23 03:54:46,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46" (1/1) ... [2018-11-23 03:54:46,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:54:46,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:54:46,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:54:46,845 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:54:46,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46" (1/1) ... [2018-11-23 03:54:46,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46" (1/1) ... [2018-11-23 03:54:46,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46" (1/1) ... [2018-11-23 03:54:46,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46" (1/1) ... [2018-11-23 03:54:46,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46" (1/1) ... [2018-11-23 03:54:46,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46" (1/1) ... [2018-11-23 03:54:46,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46" (1/1) ... [2018-11-23 03:54:46,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:54:46,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:54:46,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:54:46,863 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:54:46,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53600dab-156b-480a-887f-bd3478b757c3/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 [2018-11-23 03:54:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 03:54:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-11-23 03:54:46,895 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-11-23 03:54:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-11-23 03:54:46,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 03:54:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 03:54:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpAdd [2018-11-23 03:54:46,896 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpAdd [2018-11-23 03:54:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-11-23 03:54:46,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:54:46,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:54:46,897 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 03:54:47,012 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1168) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:660) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:548) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 03:54:47,017 INFO L168 Benchmark]: Toolchain (without parser) took 613.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -138.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:54:47,018 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:54:47,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -164.7 MB). Peak memory consumption was 51.7 MB. Max. memory is 11.5 GB. [2018-11-23 03:54:47,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.75 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-23 03:54:47,019 INFO L168 Benchmark]: Boogie Preprocessor took 17.41 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. [2018-11-23 03:54:47,020 INFO L168 Benchmark]: RCFGBuilder took 153.19 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. [2018-11-23 03:54:47,023 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 410.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -164.7 MB). Peak memory consumption was 51.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.41 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 153.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1168) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...