./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_lazy.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_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_lazy.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/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 1c98d2b42571c22f220fbb32e85a6b327eeea301 ............................................................................................................................................................................................................... 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_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_lazy.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/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 1c98d2b42571c22f220fbb32e85a6b327eeea301 ...................................................................................................................................................................................................................... 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 [2020-11-29 21:28:02,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:28:02,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:28:02,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:28:02,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:28:02,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:28:02,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:28:02,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:28:02,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:28:02,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:28:02,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:28:02,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:28:02,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:28:02,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:28:02,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:28:02,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:28:02,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:28:02,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:28:02,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:28:02,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:28:02,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:28:02,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:28:02,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:28:02,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:28:02,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:28:02,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:28:02,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:28:02,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:28:02,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:28:03,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:28:03,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:28:03,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:28:03,008 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:28:03,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:28:03,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:28:03,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:28:03,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:28:03,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:28:03,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:28:03,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:28:03,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:28:03,015 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 21:28:03,053 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:28:03,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:28:03,054 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 21:28:03,055 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 21:28:03,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:28:03,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:28:03,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:28:03,056 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:28:03,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:28:03,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:28:03,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:28:03,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:28:03,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:28:03,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:28:03,059 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:28:03,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:28:03,060 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:28:03,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:28:03,060 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:28:03,061 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:28:03,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:28:03,061 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:28:03,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:28:03,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:28:03,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:28:03,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:28:03,063 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 21:28:03,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:28:03,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:28:03,065 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_9647c888-4346-4f0d-847e-d1b7ae541aa5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c98d2b42571c22f220fbb32e85a6b327eeea301 [2020-11-29 21:28:03,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:28:03,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:28:03,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:28:03,383 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:28:03,387 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:28:03,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_lazy.i [2020-11-29 21:28:03,457 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/data/8cf75d6c7/858ab49feed44946adaef422f68a742d/FLAGe5cda7594 [2020-11-29 21:28:04,103 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:28:04,104 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/sv-benchmarks/c/seq-pthread/cs_lazy.i [2020-11-29 21:28:04,134 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/data/8cf75d6c7/858ab49feed44946adaef422f68a742d/FLAGe5cda7594 [2020-11-29 21:28:04,374 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/data/8cf75d6c7/858ab49feed44946adaef422f68a742d [2020-11-29 21:28:04,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:28:04,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:28:04,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:28:04,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:28:04,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:28:04,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:28:04" (1/1) ... [2020-11-29 21:28:04,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@377003ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:04, skipping insertion in model container [2020-11-29 21:28:04,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:28:04" (1/1) ... [2020-11-29 21:28:04,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:28:04,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:28:04,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:28:04,935 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:28:05,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:28:05,150 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:28:05,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:05 WrapperNode [2020-11-29 21:28:05,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:28:05,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:28:05,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:28:05,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:28:05,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:05" (1/1) ... [2020-11-29 21:28:05,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:05" (1/1) ... [2020-11-29 21:28:05,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:28:05,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:28:05,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:28:05,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:28:05,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:05" (1/1) ... [2020-11-29 21:28:05,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:05" (1/1) ... [2020-11-29 21:28:05,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:05" (1/1) ... [2020-11-29 21:28:05,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:05" (1/1) ... [2020-11-29 21:28:05,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:05" (1/1) ... [2020-11-29 21:28:05,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:05" (1/1) ... [2020-11-29 21:28:05,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:05" (1/1) ... [2020-11-29 21:28:05,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:28:05,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:28:05,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:28:05,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:28:05,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/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 [2020-11-29 21:28:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 21:28:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 21:28:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 21:28:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:28:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-11-29 21:28:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-11-29 21:28:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-29 21:28:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-29 21:28:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 21:28:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-11-29 21:28:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-11-29 21:28:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-29 21:28:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-29 21:28:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 21:28:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-29 21:28:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-29 21:28:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-29 21:28:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:28:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-11-29 21:28:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-11-29 21:28:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:28:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:28:06,274 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##32: assume 0 != ~__CS_ret~0 % 256;thread3_#res.base, thread3_#res.offset := 0, 0; [2020-11-29 21:28:06,275 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0 != ~__CS_ret~0 % 256); [2020-11-29 21:28:06,275 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0 != ~__CS_ret~0 % 256;thread3_#res.base, thread3_#res.offset := 0, 0; [2020-11-29 21:28:06,275 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume !(0 != ~__CS_ret~0 % 256); [2020-11-29 21:28:06,275 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L714: SUMMARY for call __CS_cs(); srcloc: null [2020-11-29 21:28:06,275 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L714-1: assume 0 != ~__CS_ret~0 % 256;thread3_#res.base, thread3_#res.offset := 0, 0; [2020-11-29 21:28:06,275 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L714-1: assume !(0 != ~__CS_ret~0 % 256); [2020-11-29 21:28:16,804 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-11-29 21:28:16,811 INFO L168 Benchmark]: Toolchain (without parser) took 12429.56 ms. Allocated memory is still 104.9 MB. Free memory was 75.6 MB in the beginning and 61.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:16,813 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 83.9 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:28:16,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 772.94 ms. Allocated memory is still 104.9 MB. Free memory was 75.0 MB in the beginning and 59.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:16,816 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.98 ms. Allocated memory is still 104.9 MB. Free memory was 59.4 MB in the beginning and 55.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:16,817 INFO L168 Benchmark]: Boogie Preprocessor took 81.97 ms. Allocated memory is still 104.9 MB. Free memory was 55.3 MB in the beginning and 51.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:16,818 INFO L168 Benchmark]: RCFGBuilder took 11474.41 ms. Allocated memory is still 104.9 MB. Free memory was 51.9 MB in the beginning and 61.3 MB in the end (delta: -9.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:16,823 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 83.9 MB. Free memory was 41.3 MB in the beginning and 41.2 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 772.94 ms. Allocated memory is still 104.9 MB. Free memory was 75.0 MB in the beginning and 59.4 MB in the end (delta: 15.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 94.98 ms. Allocated memory is still 104.9 MB. Free memory was 59.4 MB in the beginning and 55.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 81.97 ms. Allocated memory is still 104.9 MB. Free memory was 55.3 MB in the beginning and 51.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 11474.41 ms. Allocated memory is still 104.9 MB. Free memory was 51.9 MB in the beginning and 61.3 MB in the end (delta: -9.4 MB). Peak memory consumption was 26.4 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 [2020-11-29 21:28:19,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:28:19,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:28:19,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:28:19,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:28:19,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:28:19,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:28:19,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:28:19,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:28:19,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:28:19,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:28:19,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:28:19,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:28:19,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:28:19,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:28:19,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:28:19,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:28:19,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:28:19,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:28:19,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:28:19,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:28:19,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:28:19,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:28:19,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:28:19,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:28:19,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:28:19,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:28:19,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:28:19,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:28:19,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:28:19,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:28:19,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:28:19,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:28:19,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:28:19,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:28:19,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:28:19,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:28:19,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:28:19,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:28:19,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:28:19,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:28:19,371 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-29 21:28:19,422 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:28:19,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:28:19,423 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 21:28:19,424 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 21:28:19,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:28:19,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:28:19,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:28:19,425 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:28:19,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:28:19,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:28:19,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:28:19,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:28:19,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:28:19,426 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 21:28:19,427 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 21:28:19,427 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 21:28:19,427 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:28:19,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:28:19,428 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:28:19,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:28:19,428 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:28:19,428 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:28:19,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:28:19,429 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:28:19,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:28:19,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:28:19,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:28:19,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:28:19,430 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 21:28:19,430 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 21:28:19,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:28:19,430 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 21:28:19,431 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 21:28:19,431 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_9647c888-4346-4f0d-847e-d1b7ae541aa5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c98d2b42571c22f220fbb32e85a6b327eeea301 [2020-11-29 21:28:19,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:28:19,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:28:19,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:28:19,827 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:28:19,827 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:28:19,828 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_lazy.i [2020-11-29 21:28:19,905 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/data/f177b3076/d78a7eaf18e1416ca7e802e5a936be37/FLAG10fa662a3 [2020-11-29 21:28:20,598 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:28:20,599 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/sv-benchmarks/c/seq-pthread/cs_lazy.i [2020-11-29 21:28:20,620 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/data/f177b3076/d78a7eaf18e1416ca7e802e5a936be37/FLAG10fa662a3 [2020-11-29 21:28:20,828 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/bin/ukojak/data/f177b3076/d78a7eaf18e1416ca7e802e5a936be37 [2020-11-29 21:28:20,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:28:20,832 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:28:20,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:28:20,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:28:20,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:28:20,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:28:20" (1/1) ... [2020-11-29 21:28:20,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3810b75c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:20, skipping insertion in model container [2020-11-29 21:28:20,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:28:20" (1/1) ... [2020-11-29 21:28:20,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:28:20,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:28:21,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:28:21,443 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:28:21,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:28:21,641 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:28:21,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:21 WrapperNode [2020-11-29 21:28:21,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:28:21,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:28:21,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:28:21,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:28:21,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:21" (1/1) ... [2020-11-29 21:28:21,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:21" (1/1) ... [2020-11-29 21:28:21,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:28:21,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:28:21,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:28:21,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:28:21,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:21" (1/1) ... [2020-11-29 21:28:21,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:21" (1/1) ... [2020-11-29 21:28:21,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:21" (1/1) ... [2020-11-29 21:28:21,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:21" (1/1) ... [2020-11-29 21:28:21,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:21" (1/1) ... [2020-11-29 21:28:21,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:21" (1/1) ... [2020-11-29 21:28:21,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:21" (1/1) ... [2020-11-29 21:28:21,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:28:21,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:28:21,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:28:21,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:28:21,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:28:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9647c888-4346-4f0d-847e-d1b7ae541aa5/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 [2020-11-29 21:28:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-29 21:28:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 21:28:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 21:28:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:28:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-11-29 21:28:21,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-11-29 21:28:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-29 21:28:21,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-29 21:28:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 21:28:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-11-29 21:28:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-11-29 21:28:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-29 21:28:21,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-29 21:28:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-29 21:28:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 21:28:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 21:28:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-29 21:28:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 21:28:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-29 21:28:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-29 21:28:21,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-29 21:28:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-11-29 21:28:21,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-11-29 21:28:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:28:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:28:22,715 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##32: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);thread3_#res.base, thread3_#res.offset := 0bv32, 0bv32; [2020-11-29 21:28:22,715 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-29 21:28:22,715 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);thread3_#res.base, thread3_#res.offset := 0bv32, 0bv32; [2020-11-29 21:28:22,715 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-29 21:28:22,716 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L714: SUMMARY for call __CS_cs(); srcloc: null [2020-11-29 21:28:22,716 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L714-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);thread3_#res.base, thread3_#res.offset := 0bv32, 0bv32; [2020-11-29 21:28:22,716 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L714-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-29 21:28:33,532 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-11-29 21:28:33,536 INFO L168 Benchmark]: Toolchain (without parser) took 12702.88 ms. Allocated memory was 58.7 MB in the beginning and 94.4 MB in the end (delta: 35.7 MB). Free memory was 38.5 MB in the beginning and 67.9 MB in the end (delta: -29.4 MB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:33,537 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 58.7 MB. Free memory was 41.0 MB in the beginning and 40.9 MB in the end (delta: 50.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:28:33,538 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.07 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 38.3 MB in the beginning and 54.4 MB in the end (delta: -16.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:33,539 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.48 ms. Allocated memory is still 77.6 MB. Free memory was 54.4 MB in the beginning and 50.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:33,540 INFO L168 Benchmark]: Boogie Preprocessor took 97.60 ms. Allocated memory is still 77.6 MB. Free memory was 50.5 MB in the beginning and 46.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:33,541 INFO L168 Benchmark]: RCFGBuilder took 11702.68 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 46.3 MB in the beginning and 67.9 MB in the end (delta: -21.5 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. [2020-11-29 21:28:33,545 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 58.7 MB. Free memory was 41.0 MB in the beginning and 40.9 MB in the end (delta: 50.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 808.07 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 38.3 MB in the beginning and 54.4 MB in the end (delta: -16.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.48 ms. Allocated memory is still 77.6 MB. Free memory was 54.4 MB in the beginning and 50.5 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 97.60 ms. Allocated memory is still 77.6 MB. Free memory was 50.5 MB in the beginning and 46.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 11702.68 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 46.3 MB in the beginning and 67.9 MB in the end (delta: -21.5 MB). Peak memory consumption was 23.6 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...