./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_fib-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/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 e4f316acc51182ea67b749ce4d09b089ecd7ccdb .......................................................................................................................................................................................................... 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_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/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 e4f316acc51182ea67b749ce4d09b089ecd7ccdb ................................................................................................................................................................................................................. 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 [2020-11-28 04:32:53,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:32:53,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:32:53,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:32:53,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:32:53,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:32:53,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:32:53,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:32:53,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:32:53,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:32:53,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:32:53,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:32:53,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:32:53,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:32:53,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:32:53,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:32:53,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:32:53,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:32:53,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:32:53,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:32:53,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:32:53,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:32:53,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:32:53,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:32:54,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:32:54,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:32:54,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:32:54,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:32:54,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:32:54,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:32:54,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:32:54,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:32:54,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:32:54,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:32:54,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:32:54,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:32:54,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:32:54,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:32:54,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:32:54,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:32:54,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:32:54,023 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:32:54,069 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:32:54,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:32:54,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:32:54,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:32:54,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:32:54,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:32:54,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:32:54,072 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:32:54,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:32:54,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:32:54,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:32:54,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:32:54,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:32:54,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:32:54,075 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:32:54,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:32:54,075 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:32:54,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:32:54,076 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:32:54,076 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:32:54,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:32:54,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:32:54,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:32:54,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:32:54,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:32:54,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:32:54,078 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:32:54,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:32:54,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:32:54,079 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_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4f316acc51182ea67b749ce4d09b089ecd7ccdb [2020-11-28 04:32:54,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:32:54,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:32:54,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:32:54,404 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:32:54,405 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:32:54,406 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_fib-1.i [2020-11-28 04:32:54,470 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/data/c5b83c294/f833eceeebbc4ba08c470b165f7d5cd9/FLAGe00f2d429 [2020-11-28 04:32:55,056 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:32:55,065 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/sv-benchmarks/c/seq-pthread/cs_fib-1.i [2020-11-28 04:32:55,094 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/data/c5b83c294/f833eceeebbc4ba08c470b165f7d5cd9/FLAGe00f2d429 [2020-11-28 04:32:55,340 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/data/c5b83c294/f833eceeebbc4ba08c470b165f7d5cd9 [2020-11-28 04:32:55,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:32:55,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:32:55,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:32:55,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:32:55,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:32:55,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:32:55" (1/1) ... [2020-11-28 04:32:55,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24239c46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:55, skipping insertion in model container [2020-11-28 04:32:55,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:32:55" (1/1) ... [2020-11-28 04:32:55,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:32:55,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:32:55,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:32:55,954 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:32:56,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:32:56,189 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:32:56,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:56 WrapperNode [2020-11-28 04:32:56,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:32:56,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:32:56,194 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:32:56,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:32:56,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:56" (1/1) ... [2020-11-28 04:32:56,248 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:56" (1/1) ... [2020-11-28 04:32:56,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:32:56,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:32:56,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:32:56,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:32:56,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:56" (1/1) ... [2020-11-28 04:32:56,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:56" (1/1) ... [2020-11-28 04:32:56,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:56" (1/1) ... [2020-11-28 04:32:56,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:56" (1/1) ... [2020-11-28 04:32:56,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:56" (1/1) ... [2020-11-28 04:32:56,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:56" (1/1) ... [2020-11-28 04:32:56,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:56" (1/1) ... [2020-11-28 04:32:56,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:32:56,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:32:56,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:32:56,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:32:56,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:32:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/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 [2020-11-28 04:32:56,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:32:56,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:32:56,481 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:32:56,481 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:32:56,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:32:56,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:32:56,482 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-28 04:32:56,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-28 04:32:56,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:32:56,483 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:32:56,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:32:56,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:32:56,483 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-28 04:32:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-28 04:32:56,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:32:56,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:32:56,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:32:57,227 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-28 04:32:57,227 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:32:57,228 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-28 04:32:57,228 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:32:57,228 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L734: SUMMARY for call __CS_cs(); srcloc: null [2020-11-28 04:32:57,228 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L734-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-28 04:32:57,228 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L734-1: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:33:08,517 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-11-28 04:33:08,521 INFO L168 Benchmark]: Toolchain (without parser) took 13174.25 ms. Allocated memory was 98.6 MB in the beginning and 165.7 MB in the end (delta: 67.1 MB). Free memory was 66.9 MB in the beginning and 123.8 MB in the end (delta: -56.9 MB). Peak memory consumption was 101.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:08,522 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory is still 57.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:33:08,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 844.41 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 66.6 MB in the beginning and 97.4 MB in the end (delta: -30.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:08,524 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.23 ms. Allocated memory is still 123.7 MB. Free memory was 97.4 MB in the beginning and 92.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:08,524 INFO L168 Benchmark]: Boogie Preprocessor took 94.26 ms. Allocated memory is still 123.7 MB. Free memory was 92.2 MB in the beginning and 86.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:08,525 INFO L168 Benchmark]: RCFGBuilder took 12107.27 ms. Allocated memory was 123.7 MB in the beginning and 165.7 MB in the end (delta: 41.9 MB). Free memory was 86.9 MB in the beginning and 123.8 MB in the end (delta: -36.9 MB). Peak memory consumption was 95.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:08,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory is still 57.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 844.41 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 66.6 MB in the beginning and 97.4 MB in the end (delta: -30.7 MB). Peak memory consumption was 24.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 122.23 ms. Allocated memory is still 123.7 MB. Free memory was 97.4 MB in the beginning and 92.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 94.26 ms. Allocated memory is still 123.7 MB. Free memory was 92.2 MB in the beginning and 86.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12107.27 ms. Allocated memory was 123.7 MB in the beginning and 165.7 MB in the end (delta: 41.9 MB). Free memory was 86.9 MB in the beginning and 123.8 MB in the end (delta: -36.9 MB). Peak memory consumption was 95.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:33:10,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:33:10,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:33:11,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:33:11,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:33:11,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:33:11,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:33:11,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:33:11,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:33:11,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:33:11,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:33:11,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:33:11,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:33:11,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:33:11,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:33:11,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:33:11,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:33:11,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:33:11,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:33:11,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:33:11,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:33:11,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:33:11,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:33:11,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:33:11,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:33:11,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:33:11,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:33:11,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:33:11,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:33:11,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:33:11,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:33:11,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:33:11,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:33:11,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:33:11,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:33:11,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:33:11,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:33:11,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:33:11,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:33:11,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:33:11,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:33:11,105 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:33:11,150 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:33:11,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:33:11,156 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:33:11,156 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:33:11,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:33:11,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:33:11,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:33:11,158 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:33:11,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:33:11,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:33:11,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:33:11,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:33:11,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:33:11,160 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:33:11,160 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:33:11,160 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:33:11,161 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:33:11,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:33:11,161 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:33:11,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:33:11,161 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:33:11,162 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:33:11,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:33:11,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:33:11,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:33:11,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:33:11,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:33:11,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:33:11,163 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:33:11,163 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:33:11,163 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:33:11,163 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:33:11,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:33:11,174 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_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4f316acc51182ea67b749ce4d09b089ecd7ccdb [2020-11-28 04:33:11,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:33:11,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:33:11,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:33:11,593 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:33:11,595 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:33:11,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_fib-1.i [2020-11-28 04:33:11,674 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/data/b76d416d1/fc6c0640fa274715870d5fd11dfe1898/FLAG0df33adec [2020-11-28 04:33:12,348 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:33:12,350 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/sv-benchmarks/c/seq-pthread/cs_fib-1.i [2020-11-28 04:33:12,371 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/data/b76d416d1/fc6c0640fa274715870d5fd11dfe1898/FLAG0df33adec [2020-11-28 04:33:12,552 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/bin/ukojak/data/b76d416d1/fc6c0640fa274715870d5fd11dfe1898 [2020-11-28 04:33:12,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:33:12,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:33:12,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:33:12,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:33:12,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:33:12,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312f15e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:12, skipping insertion in model container [2020-11-28 04:33:12,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:33:12" (1/1) ... [2020-11-28 04:33:12,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:33:12,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:33:13,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:33:13,245 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:33:13,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:33:13,534 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:33:13,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:13 WrapperNode [2020-11-28 04:33:13,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:33:13,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:33:13,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:33:13,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:33:13,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:13" (1/1) ... [2020-11-28 04:33:13,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:13" (1/1) ... [2020-11-28 04:33:13,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:33:13,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:33:13,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:33:13,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:33:13,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:13" (1/1) ... [2020-11-28 04:33:13,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:13" (1/1) ... [2020-11-28 04:33:13,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:13" (1/1) ... [2020-11-28 04:33:13,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:13" (1/1) ... [2020-11-28 04:33:13,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:13" (1/1) ... [2020-11-28 04:33:13,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:13" (1/1) ... [2020-11-28 04:33:13,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:13" (1/1) ... [2020-11-28 04:33:13,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:33:13,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:33:13,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:33:13,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:33:13,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:33:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4cdb8ee9-dcf2-4ead-a14e-9c8719f5f37a/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 [2020-11-28 04:33:13,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-28 04:33:13,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:33:13,840 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:33:13,840 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:33:13,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:33:13,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:33:13,840 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-28 04:33:13,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-28 04:33:13,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:33:13,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:33:13,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:33:13,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-28 04:33:13,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:33:13,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:33:13,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:33:13,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:33:13,842 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-28 04:33:13,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-28 04:33:13,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:33:13,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:33:14,807 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-28 04:33:14,807 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:33:14,807 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-28 04:33:14,807 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:33:14,807 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L734: SUMMARY for call __CS_cs(); srcloc: null [2020-11-28 04:33:14,808 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L734-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset; [2020-11-28 04:33:14,808 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L734-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:33:26,510 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-11-28 04:33:26,514 INFO L168 Benchmark]: Toolchain (without parser) took 13955.09 ms. Allocated memory was 73.4 MB in the beginning and 155.2 MB in the end (delta: 81.8 MB). Free memory was 57.0 MB in the beginning and 109.2 MB in the end (delta: -52.3 MB). Peak memory consumption was 70.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:26,514 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 73.4 MB. Free memory is still 56.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:33:26,515 INFO L168 Benchmark]: CACSL2BoogieTranslator took 974.27 ms. Allocated memory is still 73.4 MB. Free memory was 56.8 MB in the beginning and 47.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:26,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.65 ms. Allocated memory is still 73.4 MB. Free memory was 47.6 MB in the beginning and 42.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:26,517 INFO L168 Benchmark]: Boogie Preprocessor took 117.93 ms. Allocated memory is still 73.4 MB. Free memory was 42.1 MB in the beginning and 37.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:26,517 INFO L168 Benchmark]: RCFGBuilder took 12750.50 ms. Allocated memory was 73.4 MB in the beginning and 155.2 MB in the end (delta: 81.8 MB). Free memory was 36.9 MB in the beginning and 109.2 MB in the end (delta: -72.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:33:26,521 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 73.4 MB. Free memory is still 56.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 974.27 ms. Allocated memory is still 73.4 MB. Free memory was 56.8 MB in the beginning and 47.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.65 ms. Allocated memory is still 73.4 MB. Free memory was 47.6 MB in the beginning and 42.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 117.93 ms. Allocated memory is still 73.4 MB. Free memory was 42.1 MB in the beginning and 37.1 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12750.50 ms. Allocated memory was 73.4 MB in the beginning and 155.2 MB in the end (delta: 81.8 MB). Free memory was 36.9 MB in the beginning and 109.2 MB in the end (delta: -72.4 MB). Peak memory consumption was 51.4 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...