./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_stack-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/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 81fc0a71d31f32382b855a49fa54b5275cd6dcd7 ............................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/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 81fc0a71d31f32382b855a49fa54b5275cd6dcd7 .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 09:41:54,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:41:55,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:41:55,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:41:55,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:41:55,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:41:55,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:41:55,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:41:55,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:41:55,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:41:55,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:41:55,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:41:55,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:41:55,048 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:41:55,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:41:55,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:41:55,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:41:55,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:41:55,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:41:55,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:41:55,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:41:55,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:41:55,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:41:55,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:41:55,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:41:55,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:41:55,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:41:55,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:41:55,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:41:55,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:41:55,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:41:55,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:41:55,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:41:55,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:41:55,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:41:55,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:41:55,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:41:55,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:41:55,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:41:55,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:41:55,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:41:55,084 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 09:41:55,098 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:41:55,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:41:55,099 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 09:41:55,099 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 09:41:55,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:41:55,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:41:55,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:41:55,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 09:41:55,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 09:41:55,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 09:41:55,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:41:55,102 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 09:41:55,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 09:41:55,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 09:41:55,103 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 09:41:55,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:41:55,103 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:41:55,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 09:41:55,104 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 09:41:55,104 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 09:41:55,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:41:55,104 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 09:41:55,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 09:41:55,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:41:55,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 09:41:55,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 09:41:55,106 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 09:41:55,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 09:41:55,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 09:41:55,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/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 -> 81fc0a71d31f32382b855a49fa54b5275cd6dcd7 [2019-11-20 09:41:55,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:41:55,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:41:55,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:41:55,277 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:41:55,277 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:41:55,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stack-2.i [2019-11-20 09:41:55,336 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/data/0ebad69f3/2c07b85c560947d5a0ead2229bf58ed0/FLAG11a66d47f [2019-11-20 09:41:55,852 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:41:55,853 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/sv-benchmarks/c/seq-pthread/cs_stack-2.i [2019-11-20 09:41:55,874 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/data/0ebad69f3/2c07b85c560947d5a0ead2229bf58ed0/FLAG11a66d47f [2019-11-20 09:41:56,086 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/data/0ebad69f3/2c07b85c560947d5a0ead2229bf58ed0 [2019-11-20 09:41:56,090 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:41:56,091 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:41:56,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:41:56,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:41:56,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:41:56,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:41:56" (1/1) ... [2019-11-20 09:41:56,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284a5bd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:56, skipping insertion in model container [2019-11-20 09:41:56,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:41:56" (1/1) ... [2019-11-20 09:41:56,108 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:41:56,176 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:41:56,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:41:56,950 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:41:57,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:41:57,218 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:41:57,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:57 WrapperNode [2019-11-20 09:41:57,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:41:57,219 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:41:57,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:41:57,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:41:57,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:57" (1/1) ... [2019-11-20 09:41:57,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:57" (1/1) ... [2019-11-20 09:41:57,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:41:57,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:41:57,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:41:57,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:41:57,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:57" (1/1) ... [2019-11-20 09:41:57,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:57" (1/1) ... [2019-11-20 09:41:57,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:57" (1/1) ... [2019-11-20 09:41:57,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:57" (1/1) ... [2019-11-20 09:41:57,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:57" (1/1) ... [2019-11-20 09:41:57,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:57" (1/1) ... [2019-11-20 09:41:57,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:57" (1/1) ... [2019-11-20 09:41:57,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:41:57,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:41:57,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:41:57,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:41:57,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:41:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/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 [2019-11-20 09:41:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 09:41:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2019-11-20 09:41:57,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2019-11-20 09:41:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 09:41:57,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 09:41:57,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 09:41:57,470 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2019-11-20 09:41:57,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2019-11-20 09:41:57,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 09:41:57,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 09:41:57,471 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-11-20 09:41:57,471 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-11-20 09:41:57,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 09:41:57,471 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2019-11-20 09:41:57,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2019-11-20 09:41:57,472 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2019-11-20 09:41:57,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2019-11-20 09:41:57,472 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-11-20 09:41:57,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-11-20 09:41:57,472 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-11-20 09:41:57,473 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-11-20 09:41:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2019-11-20 09:41:57,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2019-11-20 09:41:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 09:41:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:41:57,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:41:57,794 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256); [2019-11-20 09:41:57,794 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2019-11-20 09:41:57,839 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !(0 != ~__CS_ret~0 % 256); [2019-11-20 09:41:57,839 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256; [2019-11-20 09:41:57,839 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume 0 != ~__CS_ret~0 % 256; [2019-11-20 09:41:57,840 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L916: SUMMARY for call __CS_cs(); srcloc: null [2019-11-20 09:41:57,840 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L916-1: assume 0 != ~__CS_ret~0 % 256; [2019-11-20 09:41:57,840 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L916-1: assume !(0 != ~__CS_ret~0 % 256); [2019-11-20 09:41:57,840 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256); [2019-11-20 09:41:57,840 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256); [2019-11-20 09:41:57,840 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256; [2019-11-20 09:41:58,306 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !(0 != ~__CS_ret~0 % 256); [2019-11-20 09:41:58,307 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2019-11-20 09:41:58,307 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !(0 != ~__CS_ret~0 % 256); [2019-11-20 09:41:58,307 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2019-11-20 09:41:58,307 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !(0 != ~__CS_ret~0 % 256); [2019-11-20 09:41:58,307 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2019-11-20 09:41:58,307 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !(0 != ~__CS_ret~0 % 256); [2019-11-20 09:41:58,308 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2019-11-20 09:41:58,308 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L988: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0; [2019-11-20 09:41:58,308 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L988: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0; [2019-11-20 09:41:58,308 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L972-4: SUMMARY for call __CS_cs(); srcloc: null [2019-11-20 09:41:58,308 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume 0 != ~__CS_ret~0 % 256;push_#res := 0; [2019-11-20 09:41:58,309 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !(0 != ~__CS_ret~0 % 256); [2019-11-20 09:42:08,709 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:267) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 09:42:08,714 INFO L168 Benchmark]: Toolchain (without parser) took 12622.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 940.8 MB in the beginning and 961.4 MB in the end (delta: -20.7 MB). Peak memory consumption was 156.0 MB. Max. memory is 11.5 GB. [2019-11-20 09:42:08,717 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:42:08,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1127.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -165.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-11-20 09:42:08,719 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:42:08,720 INFO L168 Benchmark]: Boogie Preprocessor took 63.88 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. [2019-11-20 09:42:08,721 INFO L168 Benchmark]: RCFGBuilder took 11310.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 961.4 MB in the end (delta: 138.2 MB). Peak memory consumption was 138.2 MB. Max. memory is 11.5 GB. [2019-11-20 09:42:08,731 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 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1127.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 940.8 MB in the beginning and 1.1 GB in the end (delta: -165.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.88 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 11310.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 961.4 MB in the end (delta: 138.2 MB). Peak memory consumption was 138.2 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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 09:42:10,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:42:10,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:42:10,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:42:10,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:42:10,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:42:10,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:42:10,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:42:10,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:42:10,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:42:10,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:42:10,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:42:10,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:42:10,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:42:10,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:42:10,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:42:10,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:42:10,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:42:10,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:42:10,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:42:10,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:42:10,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:42:10,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:42:10,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:42:10,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:42:10,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:42:10,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:42:10,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:42:10,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:42:10,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:42:10,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:42:10,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:42:10,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:42:10,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:42:10,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:42:10,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:42:10,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:42:10,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:42:10,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:42:10,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:42:10,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:42:10,781 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-20 09:42:10,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:42:10,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:42:10,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 09:42:10,799 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 09:42:10,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:42:10,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:42:10,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:42:10,801 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 09:42:10,801 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 09:42:10,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:42:10,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 09:42:10,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 09:42:10,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 09:42:10,803 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 09:42:10,807 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 09:42:10,808 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 09:42:10,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:42:10,808 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:42:10,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 09:42:10,809 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 09:42:10,809 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 09:42:10,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:42:10,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 09:42:10,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 09:42:10,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:42:10,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 09:42:10,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 09:42:10,812 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 09:42:10,812 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 09:42:10,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 09:42:10,815 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 09:42:10,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 09:42:10,816 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/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 -> 81fc0a71d31f32382b855a49fa54b5275cd6dcd7 [2019-11-20 09:42:11,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:42:11,162 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:42:11,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:42:11,166 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:42:11,167 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:42:11,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stack-2.i [2019-11-20 09:42:11,226 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/data/6466a203c/39ebcdb2608c444eac65af524d211063/FLAG2d8a105ed [2019-11-20 09:42:11,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:42:11,828 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/sv-benchmarks/c/seq-pthread/cs_stack-2.i [2019-11-20 09:42:11,854 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/data/6466a203c/39ebcdb2608c444eac65af524d211063/FLAG2d8a105ed [2019-11-20 09:42:11,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/bin/ukojak/data/6466a203c/39ebcdb2608c444eac65af524d211063 [2019-11-20 09:42:11,980 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:42:11,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:42:11,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:42:11,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:42:11,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:42:11,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:42:11" (1/1) ... [2019-11-20 09:42:11,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d152722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:11, skipping insertion in model container [2019-11-20 09:42:11,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:42:11" (1/1) ... [2019-11-20 09:42:12,001 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:42:12,085 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:42:12,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:42:12,859 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:42:12,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:42:13,103 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:42:13,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:13 WrapperNode [2019-11-20 09:42:13,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:42:13,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:42:13,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:42:13,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:42:13,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:13" (1/1) ... [2019-11-20 09:42:13,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:13" (1/1) ... [2019-11-20 09:42:13,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:42:13,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:42:13,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:42:13,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:42:13,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:13" (1/1) ... [2019-11-20 09:42:13,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:13" (1/1) ... [2019-11-20 09:42:13,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:13" (1/1) ... [2019-11-20 09:42:13,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:13" (1/1) ... [2019-11-20 09:42:13,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:13" (1/1) ... [2019-11-20 09:42:13,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:13" (1/1) ... [2019-11-20 09:42:13,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:13" (1/1) ... [2019-11-20 09:42:13,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:42:13,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:42:13,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:42:13,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:42:13,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:42:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d0f81e1a-02bf-4b8d-b065-ec1596d6f995/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 [2019-11-20 09:42:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-11-20 09:42:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 09:42:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 09:42:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2019-11-20 09:42:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2019-11-20 09:42:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 09:42:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-11-20 09:42:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 09:42:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 09:42:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 09:42:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-11-20 09:42:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-20 09:42:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2019-11-20 09:42:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2019-11-20 09:42:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-11-20 09:42:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-11-20 09:42:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 09:42:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2019-11-20 09:42:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2019-11-20 09:42:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2019-11-20 09:42:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2019-11-20 09:42:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-11-20 09:42:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-11-20 09:42:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-11-20 09:42:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-11-20 09:42:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2019-11-20 09:42:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2019-11-20 09:42:13,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:42:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:42:13,726 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-11-20 09:42:13,727 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32; [2019-11-20 09:42:13,751 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-11-20 09:42:13,751 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2019-11-20 09:42:13,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2019-11-20 09:42:13,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L916: SUMMARY for call __CS_cs(); srcloc: null [2019-11-20 09:42:13,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L916-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2019-11-20 09:42:13,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L916-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-11-20 09:42:13,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-11-20 09:42:13,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-11-20 09:42:13,752 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0); [2019-11-20 09:42:14,405 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-11-20 09:42:14,406 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);push_#res := 0bv32; [2019-11-20 09:42:14,406 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-11-20 09:42:14,406 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2019-11-20 09:42:14,406 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-11-20 09:42:14,406 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2019-11-20 09:42:14,406 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-11-20 09:42:14,407 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2019-11-20 09:42:14,407 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L988: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32; [2019-11-20 09:42:14,407 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L988: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));pop_#res := 0bv32; [2019-11-20 09:42:14,407 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L972-3: SUMMARY for call __CS_cs(); srcloc: null [2019-11-20 09:42:14,407 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);push_#res := 0bv32; [2019-11-20 09:42:14,408 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2019-11-20 09:42:25,125 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:267) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 09:42:25,130 INFO L168 Benchmark]: Toolchain (without parser) took 13147.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 955.1 MB in the beginning and 943.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 173.1 MB. Max. memory is 11.5 GB. [2019-11-20 09:42:25,131 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:42:25,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1120.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -142.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2019-11-20 09:42:25,132 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.45 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2019-11-20 09:42:25,133 INFO L168 Benchmark]: Boogie Preprocessor took 103.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 09:42:25,134 INFO L168 Benchmark]: RCFGBuilder took 11826.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 943.5 MB in the end (delta: 141.4 MB). Peak memory consumption was 141.4 MB. Max. memory is 11.5 GB. [2019-11-20 09:42:25,145 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1120.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -142.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 92.45 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 103.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 11826.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 943.5 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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...