./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/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_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/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-a4ecdab [2020-11-28 04:39:29,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:29,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:29,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:29,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:29,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:29,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:29,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:29,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:29,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:29,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:29,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:29,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:29,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:29,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:29,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:29,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:29,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:29,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:29,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:29,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:30,000 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:30,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:30,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:30,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:30,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:30,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:30,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:30,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:30,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:30,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:30,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:30,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:30,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:30,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:30,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:30,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:30,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:30,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:30,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:30,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:30,028 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:39:30,069 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:30,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:30,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:30,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:30,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:30,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:30,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:30,072 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:39:30,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:39:30,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:39:30,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:30,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:30,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:30,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:30,074 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:39:30,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:30,075 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:30,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:30,075 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:30,076 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:30,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:30,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:30,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:30,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:30,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:30,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:30,077 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:39:30,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:39:30,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:30,079 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_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29c62663446b2861c77906675eb69f9d253f25c5 [2020-11-28 04:39:30,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:30,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:30,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:30,392 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:30,393 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:30,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_fib-2.i [2020-11-28 04:39:30,491 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/data/33ed7d105/8b44de600bec4c8fa70405f79365e2df/FLAG59415791b [2020-11-28 04:39:31,165 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:39:31,165 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/sv-benchmarks/c/seq-pthread/cs_fib-2.i [2020-11-28 04:39:31,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/data/33ed7d105/8b44de600bec4c8fa70405f79365e2df/FLAG59415791b [2020-11-28 04:39:31,379 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/data/33ed7d105/8b44de600bec4c8fa70405f79365e2df [2020-11-28 04:39:31,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:39:31,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:39:31,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:31,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:39:31,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:39:31,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:31" (1/1) ... [2020-11-28 04:39:31,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@577c95c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:31, skipping insertion in model container [2020-11-28 04:39:31,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:31" (1/1) ... [2020-11-28 04:39:31,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:39:31,482 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:39:31,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:32,003 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:39:32,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:32,245 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:39:32,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32 WrapperNode [2020-11-28 04:39:32,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:32,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:32,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:39:32,247 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:39:32,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:32,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:39:32,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:39:32,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:39:32,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... [2020-11-28 04:39:32,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:39:32,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:39:32,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:39:32,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:39:32,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/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 04:39:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:39:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:39:32,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:39:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:39:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:39:32,584 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:39:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:39:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:39:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-28 04:39:32,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-28 04:39:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:39:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:39:32,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:39:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:39:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-28 04:39:32,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-28 04:39:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:39:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:39:32,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:39:33,260 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 04:39:33,261 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:39:33,261 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 04:39:33,261 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:39:33,261 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L749: SUMMARY for call __CS_cs(); srcloc: null [2020-11-28 04:39:33,261 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; [2020-11-28 04:39:33,262 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: assume !(0 != ~__CS_ret~0 % 256); [2020-11-28 04:39:44,636 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 04:39:44,642 INFO L168 Benchmark]: Toolchain (without parser) took 13258.10 ms. Allocated memory was 94.4 MB in the beginning and 155.2 MB in the end (delta: 60.8 MB). Free memory was 61.7 MB in the beginning and 65.9 MB in the end (delta: -4.2 MB). Peak memory consumption was 80.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:44,643 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 94.4 MB. Free memory was 53.6 MB in the beginning and 53.5 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:44,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 860.36 ms. Allocated memory is still 94.4 MB. Free memory was 61.5 MB in the beginning and 44.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:44,645 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.78 ms. Allocated memory is still 94.4 MB. Free memory was 44.1 MB in the beginning and 38.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:44,646 INFO L168 Benchmark]: Boogie Preprocessor took 108.11 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 38.9 MB in the beginning and 95.7 MB in the end (delta: -56.7 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:44,647 INFO L168 Benchmark]: RCFGBuilder took 12179.56 ms. Allocated memory was 121.6 MB in the beginning and 155.2 MB in the end (delta: 33.6 MB). Free memory was 94.8 MB in the beginning and 65.9 MB in the end (delta: 28.9 MB). Peak memory consumption was 87.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:44,651 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 94.4 MB. Free memory was 53.6 MB in the beginning and 53.5 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 860.36 ms. Allocated memory is still 94.4 MB. Free memory was 61.5 MB in the beginning and 44.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.78 ms. Allocated memory is still 94.4 MB. Free memory was 44.1 MB in the beginning and 38.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 108.11 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 38.9 MB in the beginning and 95.7 MB in the end (delta: -56.7 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12179.56 ms. Allocated memory was 121.6 MB in the beginning and 155.2 MB in the end (delta: 33.6 MB). Free memory was 94.8 MB in the beginning and 65.9 MB in the end (delta: 28.9 MB). Peak memory consumption was 87.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:39:47,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:47,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:47,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:47,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:47,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:47,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:47,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:47,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:47,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:47,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:47,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:47,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:47,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:47,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:47,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:47,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:47,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:47,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:47,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:47,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:47,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:47,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:47,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:47,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:47,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:47,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:47,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:47,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:47,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:47,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:47,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:47,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:47,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:47,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:47,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:47,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:47,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:47,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:47,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:47,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:47,514 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:39:47,558 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:47,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:47,561 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:47,561 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:47,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:47,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:47,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:47,564 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:39:47,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:39:47,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:47,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:47,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:47,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:47,567 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:39:47,567 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:39:47,567 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:39:47,567 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:39:47,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:47,568 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:47,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:47,568 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:47,569 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:47,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:47,569 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:47,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:47,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:47,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:47,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:47,570 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:39:47,570 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:39:47,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:47,571 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:39:47,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:39:47,572 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_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29c62663446b2861c77906675eb69f9d253f25c5 [2020-11-28 04:39:48,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:48,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:48,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:48,061 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:48,062 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:48,063 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_fib-2.i [2020-11-28 04:39:48,137 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/data/fdafb091b/0e1c5d3e75d0488ca08d0aeadf6e3535/FLAGa476deba0 [2020-11-28 04:39:48,795 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:39:48,802 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/sv-benchmarks/c/seq-pthread/cs_fib-2.i [2020-11-28 04:39:48,833 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/data/fdafb091b/0e1c5d3e75d0488ca08d0aeadf6e3535/FLAGa476deba0 [2020-11-28 04:39:49,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/bin/ukojak/data/fdafb091b/0e1c5d3e75d0488ca08d0aeadf6e3535 [2020-11-28 04:39:49,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:39:49,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:39:49,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:49,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:39:49,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:39:49,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:49" (1/1) ... [2020-11-28 04:39:49,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e7a1dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49, skipping insertion in model container [2020-11-28 04:39:49,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:49" (1/1) ... [2020-11-28 04:39:49,054 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:39:49,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:39:49,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:49,661 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:39:49,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:49,911 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:39:49,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49 WrapperNode [2020-11-28 04:39:49,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:49,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:49,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:39:49,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:39:49,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49" (1/1) ... [2020-11-28 04:39:49,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49" (1/1) ... [2020-11-28 04:39:50,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:50,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:39:50,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:39:50,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:39:50,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49" (1/1) ... [2020-11-28 04:39:50,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49" (1/1) ... [2020-11-28 04:39:50,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49" (1/1) ... [2020-11-28 04:39:50,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49" (1/1) ... [2020-11-28 04:39:50,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49" (1/1) ... [2020-11-28 04:39:50,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49" (1/1) ... [2020-11-28 04:39:50,187 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49" (1/1) ... [2020-11-28 04:39:50,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:39:50,197 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:39:50,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:39:50,198 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:39:50,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_619c1cbf-3f1c-4be0-8ab5-5927e8770b65/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 04:39:50,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-11-28 04:39:50,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:39:50,277 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:39:50,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:39:50,277 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-28 04:39:50,277 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-28 04:39:50,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 04:39:50,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:39:50,278 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-11-28 04:39:50,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-11-28 04:39:50,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 04:39:50,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:39:50,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-11-28 04:39:50,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-11-28 04:39:50,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:39:50,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:39:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:39:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:39:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-11-28 04:39:50,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-11-28 04:39:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:39:50,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:39:51,183 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 04:39:51,184 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:39:51,184 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 04:39:51,184 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:39:51,184 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L749: SUMMARY for call __CS_cs(); srcloc: null [2020-11-28 04:39:51,184 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; [2020-11-28 04:39:51,185 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-11-28 04:40:03,156 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 04:40:03,165 INFO L168 Benchmark]: Toolchain (without parser) took 14126.85 ms. Allocated memory was 60.8 MB in the beginning and 132.1 MB in the end (delta: 71.3 MB). Free memory was 38.4 MB in the beginning and 87.8 MB in the end (delta: -49.3 MB). Peak memory consumption was 63.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:03,166 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 60.8 MB. Free memory was 43.6 MB in the beginning and 43.5 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:03,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 875.34 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 38.3 MB in the beginning and 41.0 MB in the end (delta: -2.8 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:03,169 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.38 ms. Allocated memory is still 73.4 MB. Free memory was 41.0 MB in the beginning and 35.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:03,170 INFO L168 Benchmark]: Boogie Preprocessor took 153.48 ms. Allocated memory is still 73.4 MB. Free memory was 35.6 MB in the beginning and 48.6 MB in the end (delta: -13.0 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:03,172 INFO L168 Benchmark]: RCFGBuilder took 12961.46 ms. Allocated memory was 73.4 MB in the beginning and 132.1 MB in the end (delta: 58.7 MB). Free memory was 48.6 MB in the beginning and 87.8 MB in the end (delta: -39.1 MB). Peak memory consumption was 61.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:03,176 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 60.8 MB. Free memory was 43.6 MB in the beginning and 43.5 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 875.34 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 38.3 MB in the beginning and 41.0 MB in the end (delta: -2.8 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 129.38 ms. Allocated memory is still 73.4 MB. Free memory was 41.0 MB in the beginning and 35.9 MB in the end (delta: 5.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 153.48 ms. Allocated memory is still 73.4 MB. Free memory was 35.6 MB in the beginning and 48.6 MB in the end (delta: -13.0 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12961.46 ms. Allocated memory was 73.4 MB in the beginning and 132.1 MB in the end (delta: 58.7 MB). Free memory was 48.6 MB in the beginning and 87.8 MB in the end (delta: -39.1 MB). Peak memory consumption was 61.9 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...