./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/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 29c62663446b2861c77906675eb69f9d253f25c5 ............................................................................................................................................................................................................ 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_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/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 29c62663446b2861c77906675eb69f9d253f25c5 ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:23:29,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:23:29,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:23:29,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:23:29,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:23:29,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:23:29,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:23:29,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:23:29,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:23:29,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:23:29,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:23:29,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:23:29,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:23:29,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:23:29,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:23:29,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:23:29,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:23:29,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:23:29,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:23:29,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:23:29,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:23:29,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:23:29,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:23:29,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:23:29,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:23:29,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:23:29,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:23:29,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:23:29,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:23:29,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:23:29,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:23:29,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:23:29,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:23:29,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:23:29,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:23:29,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:23:29,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:23:29,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:23:29,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:23:29,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:23:29,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:23:29,967 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:23:30,021 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:23:30,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:23:30,024 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:23:30,025 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:23:30,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:23:30,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:23:30,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:23:30,027 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:23:30,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:23:30,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:23:30,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:23:30,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:23:30,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:23:30,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:23:30,032 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:23:30,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:23:30,032 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:23:30,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:23:30,033 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:23:30,033 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:23:30,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:23:30,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:23:30,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:23:30,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:23:30,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:23:30,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:23:30,036 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:23:30,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:23:30,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:23:30,037 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_b09b627d-d969-4565-ac46-9344b778bfa0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29c62663446b2861c77906675eb69f9d253f25c5 [2020-12-01 18:23:30,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:23:30,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:23:30,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:23:30,460 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:23:30,462 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:23:30,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_fib-2.i [2020-12-01 18:23:30,572 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/data/09084f3b2/c854184da3394d98ba1cd97d8ce578bd/FLAG38261e148 [2020-12-01 18:23:31,416 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:23:31,418 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/sv-benchmarks/c/seq-pthread/cs_fib-2.i [2020-12-01 18:23:31,461 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/data/09084f3b2/c854184da3394d98ba1cd97d8ce578bd/FLAG38261e148 [2020-12-01 18:23:31,637 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/data/09084f3b2/c854184da3394d98ba1cd97d8ce578bd [2020-12-01 18:23:31,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:23:31,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:23:31,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:31,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:23:31,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:23:31,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:31" (1/1) ... [2020-12-01 18:23:31,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15beb4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:31, skipping insertion in model container [2020-12-01 18:23:31,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:31" (1/1) ... [2020-12-01 18:23:31,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:23:31,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:23:32,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:32,567 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:23:32,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:32,841 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:23:32,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:32 WrapperNode [2020-12-01 18:23:32,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:32,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:32,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:23:32,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:23:32,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:32" (1/1) ... [2020-12-01 18:23:32,895 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:32" (1/1) ... [2020-12-01 18:23:33,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:33,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:23:33,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:23:33,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:23:33,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:32" (1/1) ... [2020-12-01 18:23:33,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:32" (1/1) ... [2020-12-01 18:23:33,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:32" (1/1) ... [2020-12-01 18:23:33,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:32" (1/1) ... [2020-12-01 18:23:33,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:32" (1/1) ... [2020-12-01 18:23:33,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:32" (1/1) ... [2020-12-01 18:23:33,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:32" (1/1) ... [2020-12-01 18:23:33,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:23:33,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:23:33,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:23:33,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:23:33,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/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 [2020-12-01 18:23:33,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:23:33,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:23:33,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:23:33,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:23:33,354 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 18:23:33,354 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 18:23:33,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 18:23:33,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:23:33,355 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-12-01 18:23:33,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-12-01 18:23:33,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 18:23:33,357 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-12-01 18:23:33,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-12-01 18:23:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:23:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-12-01 18:23:33,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-12-01 18:23:33,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:23:33,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:23:33,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:23:34,488 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; [2020-12-01 18:23:34,489 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0 != ~__CS_ret~0 % 256); [2020-12-01 18:23:34,489 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; [2020-12-01 18:23:34,490 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0 != ~__CS_ret~0 % 256); [2020-12-01 18:23:34,490 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L749: SUMMARY for call __CS_cs(); srcloc: null [2020-12-01 18:23:34,490 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: 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; [2020-12-01 18:23:34,491 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: assume !(0 != ~__CS_ret~0 % 256); [2020-12-01 18:23:46,354 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-12-01 18:23:46,362 INFO L168 Benchmark]: Toolchain (without parser) took 14715.39 ms. Allocated memory was 117.4 MB in the beginning and 161.5 MB in the end (delta: 44.0 MB). Free memory was 85.3 MB in the beginning and 51.0 MB in the end (delta: 34.3 MB). Peak memory consumption was 84.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:46,364 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 83.9 MB. Free memory was 43.0 MB in the beginning and 43.0 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:23:46,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1196.76 ms. Allocated memory is still 117.4 MB. Free memory was 85.3 MB in the beginning and 69.2 MB in the end (delta: 16.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:46,368 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.83 ms. Allocated memory is still 117.4 MB. Free memory was 69.2 MB in the beginning and 63.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:46,369 INFO L168 Benchmark]: Boogie Preprocessor took 192.12 ms. Allocated memory is still 117.4 MB. Free memory was 63.6 MB in the beginning and 58.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:46,371 INFO L168 Benchmark]: RCFGBuilder took 13149.49 ms. Allocated memory was 117.4 MB in the beginning and 161.5 MB in the end (delta: 44.0 MB). Free memory was 58.0 MB in the beginning and 51.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 59.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:46,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 83.9 MB. Free memory was 43.0 MB in the beginning and 43.0 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1196.76 ms. Allocated memory is still 117.4 MB. Free memory was 85.3 MB in the beginning and 69.2 MB in the end (delta: 16.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 170.83 ms. Allocated memory is still 117.4 MB. Free memory was 69.2 MB in the beginning and 63.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 192.12 ms. Allocated memory is still 117.4 MB. Free memory was 63.6 MB in the beginning and 58.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 13149.49 ms. Allocated memory was 117.4 MB in the beginning and 161.5 MB in the end (delta: 44.0 MB). Free memory was 58.0 MB in the beginning and 51.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 59.6 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... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:23:49,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:23:49,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:23:49,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:23:49,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:23:49,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:23:49,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:23:49,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:23:49,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:23:49,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:23:49,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:23:49,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:23:49,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:23:49,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:23:49,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:23:49,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:23:49,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:23:49,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:23:49,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:23:49,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:23:49,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:23:49,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:23:49,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:23:49,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:23:49,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:23:49,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:23:49,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:23:49,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:23:49,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:23:49,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:23:49,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:23:49,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:23:49,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:23:49,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:23:49,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:23:49,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:23:49,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:23:49,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:23:49,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:23:49,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:23:49,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:23:49,466 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:23:49,522 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:23:49,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:23:49,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:23:49,528 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:23:49,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:23:49,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:23:49,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:23:49,531 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:23:49,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:23:49,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:23:49,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:23:49,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:23:49,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:23:49,534 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:23:49,534 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:23:49,534 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:23:49,535 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:23:49,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:23:49,535 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:23:49,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:23:49,536 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:23:49,536 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:23:49,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:23:49,537 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:23:49,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:23:49,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:23:49,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:23:49,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:23:49,538 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:23:49,538 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:23:49,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:23:49,539 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:23:49,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:23:49,540 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_b09b627d-d969-4565-ac46-9344b778bfa0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29c62663446b2861c77906675eb69f9d253f25c5 [2020-12-01 18:23:50,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:23:50,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:23:50,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:23:50,097 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:23:50,101 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:23:50,102 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_fib-2.i [2020-12-01 18:23:50,204 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/data/9530ab350/a4d3f38103e04f67852f716f3733aa43/FLAGd6a235434 [2020-12-01 18:23:51,014 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:23:51,015 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/sv-benchmarks/c/seq-pthread/cs_fib-2.i [2020-12-01 18:23:51,057 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/data/9530ab350/a4d3f38103e04f67852f716f3733aa43/FLAGd6a235434 [2020-12-01 18:23:51,182 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/bin/ukojak/data/9530ab350/a4d3f38103e04f67852f716f3733aa43 [2020-12-01 18:23:51,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:23:51,194 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:23:51,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:51,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:23:51,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:23:51,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:51" (1/1) ... [2020-12-01 18:23:51,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5545ecd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:51, skipping insertion in model container [2020-12-01 18:23:51,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:51" (1/1) ... [2020-12-01 18:23:51,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:23:51,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:23:51,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:51,976 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:23:52,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:52,315 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:23:52,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:52 WrapperNode [2020-12-01 18:23:52,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:52,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:52,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:23:52,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:23:52,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:52" (1/1) ... [2020-12-01 18:23:52,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:52" (1/1) ... [2020-12-01 18:23:52,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:52,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:23:52,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:23:52,512 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:23:52,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:52" (1/1) ... [2020-12-01 18:23:52,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:52" (1/1) ... [2020-12-01 18:23:52,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:52" (1/1) ... [2020-12-01 18:23:52,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:52" (1/1) ... [2020-12-01 18:23:52,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:52" (1/1) ... [2020-12-01 18:23:52,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:52" (1/1) ... [2020-12-01 18:23:52,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:52" (1/1) ... [2020-12-01 18:23:52,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:23:52,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:23:52,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:23:52,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:23:52,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b09b627d-d969-4565-ac46-9344b778bfa0/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 [2020-12-01 18:23:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-12-01 18:23:52,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 18:23:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 18:23:52,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 18:23:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 18:23:52,732 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 18:23:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 18:23:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:23:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-12-01 18:23:52,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-12-01 18:23:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 18:23:52,733 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-12-01 18:23:52,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-12-01 18:23:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-12-01 18:23:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:23:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:23:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:23:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 18:23:52,736 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-12-01 18:23:52,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-12-01 18:23:52,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:23:52,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:23:53,605 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; [2020-12-01 18:23:53,605 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-12-01 18:23:53,606 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; [2020-12-01 18:23:53,606 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-12-01 18:23:53,606 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L749: SUMMARY for call __CS_cs(); srcloc: null [2020-12-01 18:23:53,606 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: 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; [2020-12-01 18:23:53,606 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-12-01 18:24:06,009 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-12-01 18:24:06,015 INFO L168 Benchmark]: Toolchain (without parser) took 14819.78 ms. Allocated memory was 86.0 MB in the beginning and 176.2 MB in the end (delta: 90.2 MB). Free memory was 50.1 MB in the beginning and 113.2 MB in the end (delta: -63.0 MB). Peak memory consumption was 70.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,016 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 86.0 MB. Free memory was 68.4 MB in the beginning and 68.3 MB in the end (delta: 65.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:24:06,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1122.59 ms. Allocated memory is still 86.0 MB. Free memory was 49.9 MB in the beginning and 58.0 MB in the end (delta: -8.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.29 ms. Allocated memory is still 86.0 MB. Free memory was 58.0 MB in the beginning and 52.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,019 INFO L168 Benchmark]: Boogie Preprocessor took 122.14 ms. Allocated memory is still 86.0 MB. Free memory was 52.8 MB in the beginning and 47.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,020 INFO L168 Benchmark]: RCFGBuilder took 13376.20 ms. Allocated memory was 86.0 MB in the beginning and 176.2 MB in the end (delta: 90.2 MB). Free memory was 47.2 MB in the beginning and 113.2 MB in the end (delta: -65.9 MB). Peak memory consumption was 66.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:24:06,024 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 86.0 MB. Free memory was 68.4 MB in the beginning and 68.3 MB in the end (delta: 65.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1122.59 ms. Allocated memory is still 86.0 MB. Free memory was 49.9 MB in the beginning and 58.0 MB in the end (delta: -8.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 185.29 ms. Allocated memory is still 86.0 MB. Free memory was 58.0 MB in the beginning and 52.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 122.14 ms. Allocated memory is still 86.0 MB. Free memory was 52.8 MB in the beginning and 47.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 13376.20 ms. Allocated memory was 86.0 MB in the beginning and 176.2 MB in the end (delta: 90.2 MB). Free memory was 47.2 MB in the beginning and 113.2 MB in the end (delta: -65.9 MB). Peak memory consumption was 66.2 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...