./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_stateful-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stateful-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0da80933e3d711248e6ba213a8030ef9a1ae2602 ................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stateful-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0da80933e3d711248e6ba213a8030ef9a1ae2602 ........................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:28:59,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:28:59,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:28:59,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:28:59,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:28:59,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:28:59,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:28:59,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:28:59,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:28:59,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:28:59,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:28:59,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:28:59,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:28:59,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:28:59,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:28:59,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:28:59,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:28:59,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:28:59,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:28:59,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:28:59,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:28:59,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:28:59,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:28:59,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:28:59,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:28:59,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:28:59,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:28:59,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:28:59,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:28:59,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:28:59,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:28:59,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:28:59,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:28:59,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:28:59,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:28:59,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:28:59,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:28:59,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:28:59,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:28:59,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:28:59,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:28:59,417 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 01:28:59,460 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:28:59,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:28:59,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:28:59,463 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:28:59,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:28:59,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:28:59,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:28:59,465 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:28:59,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:28:59,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:28:59,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:28:59,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:28:59,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:28:59,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:28:59,468 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:28:59,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:28:59,469 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:28:59,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:28:59,470 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:28:59,470 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:28:59,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:28:59,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:28:59,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:28:59,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:28:59,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:28:59,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:28:59,472 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 01:28:59,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:28:59,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:28:59,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0da80933e3d711248e6ba213a8030ef9a1ae2602 [2020-11-30 01:28:59,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:28:59,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:28:59,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:28:59,816 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:28:59,817 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:28:59,818 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stateful-1.i [2020-11-30 01:28:59,884 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/data/162c130fe/6c1bd7df11e841b88c416bba08d2709d/FLAG8465f0350 [2020-11-30 01:29:00,482 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:29:00,482 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/sv-benchmarks/c/seq-pthread/cs_stateful-1.i [2020-11-30 01:29:00,498 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/data/162c130fe/6c1bd7df11e841b88c416bba08d2709d/FLAG8465f0350 [2020-11-30 01:29:00,798 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/data/162c130fe/6c1bd7df11e841b88c416bba08d2709d [2020-11-30 01:29:00,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:29:00,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:29:00,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:29:00,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:29:00,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:29:00,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:29:00" (1/1) ... [2020-11-30 01:29:00,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aa63793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:00, skipping insertion in model container [2020-11-30 01:29:00,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:29:00" (1/1) ... [2020-11-30 01:29:00,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:29:00,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:29:01,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:29:01,346 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:29:01,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:29:01,513 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:29:01,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:01 WrapperNode [2020-11-30 01:29:01,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:29:01,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:29:01,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:29:01,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:29:01,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:01" (1/1) ... [2020-11-30 01:29:01,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:01" (1/1) ... [2020-11-30 01:29:01,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:29:01,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:29:01,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:29:01,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:29:01,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:01" (1/1) ... [2020-11-30 01:29:01,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:01" (1/1) ... [2020-11-30 01:29:01,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:01" (1/1) ... [2020-11-30 01:29:01,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:01" (1/1) ... [2020-11-30 01:29:01,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:01" (1/1) ... [2020-11-30 01:29:01,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:01" (1/1) ... [2020-11-30 01:29:01,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:01" (1/1) ... [2020-11-30 01:29:01,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:29:01,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:29:01,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:29:01,702 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:29:01,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/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 [2020-11-30 01:29:01,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 01:29:01,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 01:29:01,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:29:01,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:29:01,791 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2020-11-30 01:29:01,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2020-11-30 01:29:01,792 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-11-30 01:29:01,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-11-30 01:29:01,792 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-30 01:29:01,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-30 01:29:01,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 01:29:01,792 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-11-30 01:29:01,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-11-30 01:29:01,793 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-30 01:29:01,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-30 01:29:01,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:29:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-30 01:29:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-30 01:29:01,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-30 01:29:01,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:29:01,799 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-11-30 01:29:01,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-11-30 01:29:01,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:29:01,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:29:02,549 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746: SUMMARY for call __CS_cs(); srcloc: null [2020-11-30 01:29:02,549 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-30 01:29:02,550 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746-1: assume !(0 != ~__CS_ret~0 % 256); [2020-11-30 01:29:02,550 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0 != ~__CS_ret~0 % 256); [2020-11-30 01:29:02,550 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-30 01:29:02,550 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !(0 != ~__CS_ret~0 % 256); [2020-11-30 01:29:02,550 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-30 01:29:12,966 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:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-30 01:29:12,970 INFO L168 Benchmark]: Toolchain (without parser) took 12166.55 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 58.8 MB in the beginning and 67.8 MB in the end (delta: -9.0 MB). Peak memory consumption was 57.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:29:12,971 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 90.2 MB. Free memory was 48.2 MB in the beginning and 48.2 MB in the end (delta: 41.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:29:12,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.14 ms. Allocated memory is still 90.2 MB. Free memory was 58.6 MB in the beginning and 44.8 MB in the end (delta: 13.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:29:12,973 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.04 ms. Allocated memory is still 90.2 MB. Free memory was 44.8 MB in the beginning and 40.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:29:12,975 INFO L168 Benchmark]: Boogie Preprocessor took 98.75 ms. Allocated memory is still 90.2 MB. Free memory was 40.6 MB in the beginning and 37.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:29:12,978 INFO L168 Benchmark]: RCFGBuilder took 11266.49 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 37.0 MB in the beginning and 67.8 MB in the end (delta: -30.9 MB). Peak memory consumption was 39.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:29:12,988 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 90.2 MB. Free memory was 48.2 MB in the beginning and 48.2 MB in the end (delta: 41.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 711.14 ms. Allocated memory is still 90.2 MB. Free memory was 58.6 MB in the beginning and 44.8 MB in the end (delta: 13.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.04 ms. Allocated memory is still 90.2 MB. Free memory was 44.8 MB in the beginning and 40.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 98.75 ms. Allocated memory is still 90.2 MB. Free memory was 40.6 MB in the beginning and 37.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 11266.49 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 37.0 MB in the beginning and 67.8 MB in the end (delta: -30.9 MB). Peak memory consumption was 39.3 MB. Max. memory is 16.1 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:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:29:15,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:29:15,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:29:15,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:29:15,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:29:15,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:29:15,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:29:15,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:29:15,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:29:15,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:29:15,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:29:15,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:29:15,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:29:15,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:29:15,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:29:15,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:29:15,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:29:15,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:29:15,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:29:15,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:29:15,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:29:15,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:29:15,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:29:15,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:29:15,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:29:15,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:29:15,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:29:15,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:29:15,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:29:15,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:29:15,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:29:15,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:29:15,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:29:15,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:29:15,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:29:15,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:29:15,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:29:15,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:29:15,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:29:15,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:29:15,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:29:15,609 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-30 01:29:15,661 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:29:15,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:29:15,662 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:29:15,663 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 01:29:15,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:29:15,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:29:15,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:29:15,667 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:29:15,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:29:15,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:29:15,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:29:15,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:29:15,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:29:15,669 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:29:15,669 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:29:15,669 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:29:15,669 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:29:15,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:29:15,670 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:29:15,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:29:15,670 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 01:29:15,670 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 01:29:15,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:29:15,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:29:15,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 01:29:15,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:29:15,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:29:15,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:29:15,672 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:29:15,672 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:29:15,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:29:15,673 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 01:29:15,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:29:15,673 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0da80933e3d711248e6ba213a8030ef9a1ae2602 [2020-11-30 01:29:16,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:29:16,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:29:16,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:29:16,105 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:29:16,106 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:29:16,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stateful-1.i [2020-11-30 01:29:16,189 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/data/81c0d641d/b447b85f4340447eae04a147e2a91662/FLAGabd682840 [2020-11-30 01:29:16,776 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:29:16,777 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/sv-benchmarks/c/seq-pthread/cs_stateful-1.i [2020-11-30 01:29:16,795 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/data/81c0d641d/b447b85f4340447eae04a147e2a91662/FLAGabd682840 [2020-11-30 01:29:17,061 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/bin/ukojak/data/81c0d641d/b447b85f4340447eae04a147e2a91662 [2020-11-30 01:29:17,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:29:17,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:29:17,066 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:29:17,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:29:17,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:29:17,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:29:17" (1/1) ... [2020-11-30 01:29:17,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21b79bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17, skipping insertion in model container [2020-11-30 01:29:17,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:29:17" (1/1) ... [2020-11-30 01:29:17,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:29:17,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:29:17,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:29:17,788 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:29:17,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:29:17,954 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:29:17,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17 WrapperNode [2020-11-30 01:29:17,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:29:17,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:29:17,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:29:17,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:29:17,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17" (1/1) ... [2020-11-30 01:29:18,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17" (1/1) ... [2020-11-30 01:29:18,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:29:18,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:29:18,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:29:18,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:29:18,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17" (1/1) ... [2020-11-30 01:29:18,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17" (1/1) ... [2020-11-30 01:29:18,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17" (1/1) ... [2020-11-30 01:29:18,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17" (1/1) ... [2020-11-30 01:29:18,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17" (1/1) ... [2020-11-30 01:29:18,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17" (1/1) ... [2020-11-30 01:29:18,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17" (1/1) ... [2020-11-30 01:29:18,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:29:18,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:29:18,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:29:18,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:29:18,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:29:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b90b5027-c284-458d-ba4e-3253792ee6c6/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 [2020-11-30 01:29:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-30 01:29:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 01:29:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 01:29:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:29:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2020-11-30 01:29:18,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2020-11-30 01:29:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-11-30 01:29:18,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-11-30 01:29:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-30 01:29:18,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-30 01:29:18,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 01:29:18,276 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-11-30 01:29:18,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-11-30 01:29:18,277 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-30 01:29:18,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-30 01:29:18,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-30 01:29:18,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 01:29:18,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 01:29:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-30 01:29:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 01:29:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-30 01:29:18,278 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-30 01:29:18,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-30 01:29:18,279 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-11-30 01:29:18,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-11-30 01:29:18,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:29:18,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:29:19,162 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746: SUMMARY for call __CS_cs(); srcloc: null [2020-11-30 01:29:19,162 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-30 01:29:19,163 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-30 01:29:19,163 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-30 01:29:19,163 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-30 01:29:19,163 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-30 01:29:19,163 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-11-30 01:29:30,130 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:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-30 01:29:30,137 INFO L168 Benchmark]: Toolchain (without parser) took 13071.03 ms. Allocated memory was 79.7 MB in the beginning and 111.1 MB in the end (delta: 31.5 MB). Free memory was 56.8 MB in the beginning and 58.6 MB in the end (delta: -1.8 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:29:30,138 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory was 35.4 MB in the beginning and 35.4 MB in the end (delta: 41.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:29:30,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 889.16 ms. Allocated memory is still 79.7 MB. Free memory was 56.5 MB in the beginning and 36.8 MB in the end (delta: 19.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:29:30,144 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.24 ms. Allocated memory is still 79.7 MB. Free memory was 36.8 MB in the beginning and 32.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:29:30,145 INFO L168 Benchmark]: Boogie Preprocessor took 102.68 ms. Allocated memory is still 79.7 MB. Free memory was 32.7 MB in the beginning and 28.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:29:30,147 INFO L168 Benchmark]: RCFGBuilder took 11961.44 ms. Allocated memory was 79.7 MB in the beginning and 111.1 MB in the end (delta: 31.5 MB). Free memory was 28.5 MB in the beginning and 58.6 MB in the end (delta: -30.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:29:30,157 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory was 35.4 MB in the beginning and 35.4 MB in the end (delta: 41.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 889.16 ms. Allocated memory is still 79.7 MB. Free memory was 56.5 MB in the beginning and 36.8 MB in the end (delta: 19.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 113.24 ms. Allocated memory is still 79.7 MB. Free memory was 36.8 MB in the beginning and 32.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 102.68 ms. Allocated memory is still 79.7 MB. Free memory was 32.7 MB in the beginning and 28.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 11961.44 ms. Allocated memory was 79.7 MB in the beginning and 111.1 MB in the end (delta: 31.5 MB). Free memory was 28.5 MB in the beginning and 58.6 MB in the end (delta: -30.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 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:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...