./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_stack-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3dc953695e2a022ee7c0d6de9fea6f16a015fda5 .............................................................................................................................................................................................................................. 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/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3dc953695e2a022ee7c0d6de9fea6f16a015fda5 .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:18:26,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:26,309 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:26,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:26,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:26,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:26,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:26,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:26,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:26,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:26,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:26,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:26,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:26,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:26,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:26,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:26,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:26,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:26,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:26,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:26,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:26,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:26,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:26,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:26,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:26,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:26,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:26,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:26,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:26,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:26,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:26,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:26,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:26,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:26,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:26,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:26,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:26,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:26,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:26,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:26,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:26,365 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:18:26,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:26,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:26,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:18:26,379 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:18:26,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:26,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:26,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:26,380 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:26,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:18:26,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:26,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:26,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:18:26,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:26,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:18:26,382 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:26,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:18:26,382 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:26,382 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:18:26,391 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:26,392 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:26,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:26,392 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:26,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:26,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:26,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:26,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:18:26,393 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:18:26,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:18:26,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:18:26,393 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/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dc953695e2a022ee7c0d6de9fea6f16a015fda5 [2019-10-22 10:18:26,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:26,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:26,441 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:26,443 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:26,443 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:26,444 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stack-1.i [2019-10-22 10:18:26,492 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/data/a7039d244/0d5f6afac7e440b1ae32d2aef556da8f/FLAGf60c60437 [2019-10-22 10:18:26,976 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:26,977 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/sv-benchmarks/c/seq-pthread/cs_stack-1.i [2019-10-22 10:18:26,991 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/data/a7039d244/0d5f6afac7e440b1ae32d2aef556da8f/FLAGf60c60437 [2019-10-22 10:18:27,469 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/data/a7039d244/0d5f6afac7e440b1ae32d2aef556da8f [2019-10-22 10:18:27,472 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:27,473 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:27,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:27,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:27,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:27,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:27" (1/1) ... [2019-10-22 10:18:27,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@669c9db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:27, skipping insertion in model container [2019-10-22 10:18:27,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:27" (1/1) ... [2019-10-22 10:18:27,488 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:27,541 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:28,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:28,140 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:28,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:28,389 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:28,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:28 WrapperNode [2019-10-22 10:18:28,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:28,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:28,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:28,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:28,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:28" (1/1) ... [2019-10-22 10:18:28,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:28" (1/1) ... [2019-10-22 10:18:28,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:28,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:28,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:28,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:28,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:28" (1/1) ... [2019-10-22 10:18:28,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:28" (1/1) ... [2019-10-22 10:18:28,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:28" (1/1) ... [2019-10-22 10:18:28,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:28" (1/1) ... [2019-10-22 10:18:28,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:28" (1/1) ... [2019-10-22 10:18:28,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:28" (1/1) ... [2019-10-22 10:18:28,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:28" (1/1) ... [2019-10-22 10:18:28,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:28,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:28,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:28,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:28,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:28,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:18:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2019-10-22 10:18:28,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2019-10-22 10:18:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 10:18:28,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:18:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 10:18:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2019-10-22 10:18:28,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2019-10-22 10:18:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 10:18:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 10:18:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-10-22 10:18:28,689 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-10-22 10:18:28,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 10:18:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2019-10-22 10:18:28,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2019-10-22 10:18:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2019-10-22 10:18:28,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2019-10-22 10:18:28,691 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-22 10:18:28,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-22 10:18:28,692 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-10-22 10:18:28,693 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-10-22 10:18:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2019-10-22 10:18:28,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2019-10-22 10:18:28,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:18:28,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:28,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:29,081 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256); [2019-10-22 10:18:29,082 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2019-10-22 10:18:29,100 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !(0 != ~__CS_ret~0 % 256); [2019-10-22 10:18:29,100 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256; [2019-10-22 10:18:29,100 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume 0 != ~__CS_ret~0 % 256; [2019-10-22 10:18:29,100 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L919: SUMMARY for call __CS_cs(); srcloc: null [2019-10-22 10:18:29,101 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L919-1: assume 0 != ~__CS_ret~0 % 256; [2019-10-22 10:18:29,101 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L919-1: assume !(0 != ~__CS_ret~0 % 256); [2019-10-22 10:18:29,101 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256); [2019-10-22 10:18:29,101 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256); [2019-10-22 10:18:29,101 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256; [2019-10-22 10:18:29,479 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !(0 != ~__CS_ret~0 % 256); [2019-10-22 10:18:29,480 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2019-10-22 10:18:29,480 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !(0 != ~__CS_ret~0 % 256); [2019-10-22 10:18:29,480 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2019-10-22 10:18:29,480 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !(0 != ~__CS_ret~0 % 256); [2019-10-22 10:18:29,480 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2019-10-22 10:18:29,480 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !(0 != ~__CS_ret~0 % 256); [2019-10-22 10:18:29,480 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2019-10-22 10:18:29,480 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L991: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2019-10-22 10:18:29,481 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L991: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2019-10-22 10:18:29,481 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L975-2: SUMMARY for call __CS_cs(); srcloc: null [2019-10-22 10:18:29,481 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2019-10-22 10:18:29,481 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !(0 != ~__CS_ret~0 % 256); [2019-10-22 10:18:35,190 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:352) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-10-22 10:18:35,195 INFO L168 Benchmark]: Toolchain (without parser) took 7720.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 940.6 MB in the beginning and 946.4 MB in the end (delta: -5.8 MB). Peak memory consumption was 151.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:35,197 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:35,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 916.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -146.2 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:35,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.69 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: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:35,200 INFO L168 Benchmark]: Boogie Preprocessor took 110.67 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: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:35,201 INFO L168 Benchmark]: RCFGBuilder took 6580.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 946.4 MB in the end (delta: 130.7 MB). Peak memory consumption was 130.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:35,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 916.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -146.2 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 110.69 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: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 110.67 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: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6580.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 946.4 MB in the end (delta: 130.7 MB). Peak memory consumption was 130.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:352) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 10:18:37,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:37,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:37,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:37,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:37,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:37,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:37,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:37,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:37,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:37,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:37,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:37,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:37,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:37,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:37,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:37,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:37,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:37,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:37,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:37,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:37,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:37,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:37,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:37,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:37,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:37,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:37,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:37,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:37,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:37,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:37,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:37,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:37,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:37,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:37,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:37,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:37,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:37,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:37,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:37,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:37,228 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-10-22 10:18:37,241 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:37,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:37,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:18:37,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:18:37,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:37,246 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:37,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:37,247 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:37,247 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:37,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:37,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:18:37,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:37,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:18:37,248 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 10:18:37,248 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 10:18:37,248 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:37,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:18:37,248 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:37,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:18:37,249 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:37,249 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:37,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:37,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:37,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:37,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:37,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:37,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:18:37,250 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 10:18:37,250 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 10:18:37,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:18:37,250 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-10-22 10:18:37,250 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 10:18:37,250 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/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dc953695e2a022ee7c0d6de9fea6f16a015fda5 [2019-10-22 10:18:37,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:37,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:37,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:37,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:37,316 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:37,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stack-1.i [2019-10-22 10:18:37,363 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/data/b68aa48c7/3102cb0fc7c54c17abf746c6ec74c808/FLAG32446adaf [2019-10-22 10:18:37,861 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:37,862 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/sv-benchmarks/c/seq-pthread/cs_stack-1.i [2019-10-22 10:18:37,879 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/data/b68aa48c7/3102cb0fc7c54c17abf746c6ec74c808/FLAG32446adaf [2019-10-22 10:18:38,339 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/data/b68aa48c7/3102cb0fc7c54c17abf746c6ec74c808 [2019-10-22 10:18:38,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:38,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:38,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:38,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:38,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:38,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:38" (1/1) ... [2019-10-22 10:18:38,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e2b528e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:38, skipping insertion in model container [2019-10-22 10:18:38,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:38" (1/1) ... [2019-10-22 10:18:38,356 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:38,412 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:39,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:39,085 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:39,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:39,345 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:39,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:39 WrapperNode [2019-10-22 10:18:39,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:39,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:39,347 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:39,347 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:39,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:39" (1/1) ... [2019-10-22 10:18:39,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:39" (1/1) ... [2019-10-22 10:18:39,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:39,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:39,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:39,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:39,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:39" (1/1) ... [2019-10-22 10:18:39,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:39" (1/1) ... [2019-10-22 10:18:39,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:39" (1/1) ... [2019-10-22 10:18:39,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:39" (1/1) ... [2019-10-22 10:18:39,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:39" (1/1) ... [2019-10-22 10:18:39,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:39" (1/1) ... [2019-10-22 10:18:39,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:39" (1/1) ... [2019-10-22 10:18:39,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:39,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:39,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:39,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:39,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a4353993-7f70-41e7-a1e6-6b3a14c44168/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-10-22 10:18:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 10:18:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:18:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2019-10-22 10:18:39,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2019-10-22 10:18:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 10:18:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-10-22 10:18:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:18:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 10:18:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 10:18:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-10-22 10:18:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 10:18:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2019-10-22 10:18:39,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2019-10-22 10:18:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-10-22 10:18:39,542 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-10-22 10:18:39,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 10:18:39,542 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2019-10-22 10:18:39,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2019-10-22 10:18:39,542 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2019-10-22 10:18:39,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2019-10-22 10:18:39,543 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-22 10:18:39,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-22 10:18:39,543 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-10-22 10:18:39,543 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-10-22 10:18:39,543 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2019-10-22 10:18:39,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2019-10-22 10:18:39,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:39,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:39,844 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-10-22 10:18:39,845 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32; [2019-10-22 10:18:39,863 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-10-22 10:18:39,864 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2019-10-22 10:18:39,864 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2019-10-22 10:18:39,864 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L919: SUMMARY for call __CS_cs(); srcloc: null [2019-10-22 10:18:39,864 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L919-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2019-10-22 10:18:39,864 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L919-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-10-22 10:18:39,865 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-10-22 10:18:39,865 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-10-22 10:18:39,865 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2019-10-22 10:18:40,265 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-10-22 10:18:40,265 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);push_#res := 0bv32; [2019-10-22 10:18:40,265 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-10-22 10:18:40,265 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2019-10-22 10:18:40,265 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-10-22 10:18:40,266 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2019-10-22 10:18:40,266 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-10-22 10:18:40,266 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2019-10-22 10:18:40,266 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L991: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2019-10-22 10:18:40,267 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L991: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));pop_#res := 0bv32; [2019-10-22 10:18:40,267 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L975-2: SUMMARY for call __CS_cs(); srcloc: null [2019-10-22 10:18:40,267 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);push_#res := 0bv32; [2019-10-22 10:18:40,267 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-10-22 10:18:51,000 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:352) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-10-22 10:18:51,004 INFO L168 Benchmark]: Toolchain (without parser) took 12661.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 945.6 MB in the beginning and 936.3 MB in the end (delta: 9.3 MB). Peak memory consumption was 163.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:51,004 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:51,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1003.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -145.0 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:51,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:51,006 INFO L168 Benchmark]: Boogie Preprocessor took 66.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:51,008 INFO L168 Benchmark]: RCFGBuilder took 11513.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.3 MB in the end (delta: 141.4 MB). Peak memory consumption was 141.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:51,011 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1003.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -145.0 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 11513.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.3 MB in the end (delta: 141.4 MB). Peak memory consumption was 141.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:352) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...