./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_stateful-1.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_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stateful-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/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 0da80933e3d711248e6ba213a8030ef9a1ae2602 ................................................................................................................................................................................................................. 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_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stateful-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/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 0da80933e3d711248e6ba213a8030ef9a1ae2602 ........................................................................................................................................................................................................................ 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 18:17:15,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:17:15,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:17:15,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:17:15,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:17:15,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:17:15,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:17:15,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:17:15,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:17:15,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:17:15,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:17:15,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:17:15,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:17:15,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:17:15,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:17:15,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:17:15,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:17:15,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:17:15,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:17:15,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:17:15,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:17:15,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:17:15,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:17:15,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:17:15,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:17:15,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:17:15,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:17:15,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:17:15,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:17:15,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:17:15,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:17:15,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:17:15,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:17:15,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:17:15,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:17:15,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:17:15,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:17:15,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:17:15,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:17:15,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:17:15,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:17:15,326 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:17:15,369 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:17:15,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:17:15,370 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:17:15,370 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:17:15,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:17:15,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:17:15,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:17:15,371 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:17:15,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:17:15,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:17:15,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:17:15,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:17:15,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:17:15,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:17:15,372 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:17:15,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:17:15,373 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:17:15,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:17:15,373 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:17:15,374 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:17:15,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:17:15,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:17:15,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:17:15,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:17:15,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:17:15,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:17:15,376 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:17:15,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:17:15,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:17:15,376 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_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0da80933e3d711248e6ba213a8030ef9a1ae2602 [2020-12-01 18:17:15,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:17:15,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:17:15,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:17:15,693 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:17:15,694 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:17:15,695 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stateful-1.i [2020-12-01 18:17:15,797 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/data/4ec4879da/a5952c7c969444c492cf633bea05813f/FLAG3bad7cbef [2020-12-01 18:17:16,289 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:17:16,290 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/sv-benchmarks/c/seq-pthread/cs_stateful-1.i [2020-12-01 18:17:16,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/data/4ec4879da/a5952c7c969444c492cf633bea05813f/FLAG3bad7cbef [2020-12-01 18:17:16,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/data/4ec4879da/a5952c7c969444c492cf633bea05813f [2020-12-01 18:17:16,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:17:16,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:17:16,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:17:16,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:17:16,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:17:16,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:17:16" (1/1) ... [2020-12-01 18:17:16,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f8476f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:16, skipping insertion in model container [2020-12-01 18:17:16,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:17:16" (1/1) ... [2020-12-01 18:17:16,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:17:16,700 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:17:17,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:17:17,295 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:17:17,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:17:17,440 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:17:17,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:17 WrapperNode [2020-12-01 18:17:17,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:17:17,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:17:17,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:17:17,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:17:17,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:17" (1/1) ... [2020-12-01 18:17:17,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:17" (1/1) ... [2020-12-01 18:17:17,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:17:17,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:17:17,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:17:17,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:17:17,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:17" (1/1) ... [2020-12-01 18:17:17,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:17" (1/1) ... [2020-12-01 18:17:17,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:17" (1/1) ... [2020-12-01 18:17:17,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:17" (1/1) ... [2020-12-01 18:17:17,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:17" (1/1) ... [2020-12-01 18:17:17,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:17" (1/1) ... [2020-12-01 18:17:17,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:17" (1/1) ... [2020-12-01 18:17:17,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:17:17,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:17:17,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:17:17,597 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:17:17,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/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 18:17:17,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:17:17,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:17:17,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 18:17:17,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:17:17,664 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2020-12-01 18:17:17,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2020-12-01 18:17:17,664 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-12-01 18:17:17,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-12-01 18:17:17,664 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-12-01 18:17:17,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-12-01 18:17:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 18:17:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-12-01 18:17:17,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-12-01 18:17:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-12-01 18:17:17,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-12-01 18:17:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:17:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 18:17:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-12-01 18:17:17,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-12-01 18:17:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:17:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-12-01 18:17:17,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-12-01 18:17:17,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:17:17,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:17:18,375 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746: SUMMARY for call __CS_cs(); srcloc: null [2020-12-01 18:17:18,376 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-12-01 18:17:18,378 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746-1: assume !(0 != ~__CS_ret~0 % 256); [2020-12-01 18:17:18,379 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0 != ~__CS_ret~0 % 256); [2020-12-01 18:17:18,379 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-12-01 18:17:18,379 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !(0 != ~__CS_ret~0 % 256); [2020-12-01 18:17:18,379 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-12-01 18:17:20,291 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 18:17:20,295 INFO L168 Benchmark]: Toolchain (without parser) took 3682.99 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 54.4 MB in the beginning and 58.9 MB in the end (delta: -4.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:20,296 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 88.1 MB. Free memory was 44.6 MB in the beginning and 44.6 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:17:20,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 826.09 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 54.4 MB in the beginning and 62.9 MB in the end (delta: -8.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:20,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.89 ms. Allocated memory is still 109.1 MB. Free memory was 62.9 MB in the beginning and 58.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:20,299 INFO L168 Benchmark]: Boogie Preprocessor took 57.38 ms. Allocated memory is still 109.1 MB. Free memory was 58.7 MB in the beginning and 54.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:20,300 INFO L168 Benchmark]: RCFGBuilder took 2697.10 ms. Allocated memory is still 109.1 MB. Free memory was 54.5 MB in the beginning and 58.9 MB in the end (delta: -4.4 MB). Peak memory consumption was 31.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:20,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 88.1 MB. Free memory was 44.6 MB in the beginning and 44.6 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 826.09 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 54.4 MB in the beginning and 62.9 MB in the end (delta: -8.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.89 ms. Allocated memory is still 109.1 MB. Free memory was 62.9 MB in the beginning and 58.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.38 ms. Allocated memory is still 109.1 MB. Free memory was 58.7 MB in the beginning and 54.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2697.10 ms. Allocated memory is still 109.1 MB. Free memory was 54.5 MB in the beginning and 58.9 MB in the end (delta: -4.4 MB). Peak memory consumption was 31.1 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 18:17:22,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:17:22,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:17:22,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:17:22,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:17:22,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:17:22,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:17:22,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:17:22,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:17:22,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:17:22,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:17:22,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:17:22,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:17:22,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:17:22,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:17:22,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:17:22,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:17:22,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:17:22,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:17:22,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:17:22,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:17:22,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:17:22,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:17:22,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:17:22,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:17:22,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:17:22,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:17:22,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:17:22,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:17:22,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:17:22,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:17:22,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:17:22,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:17:23,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:17:23,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:17:23,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:17:23,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:17:23,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:17:23,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:17:23,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:17:23,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:17:23,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:17:23,056 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:17:23,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:17:23,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:17:23,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:17:23,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:17:23,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:17:23,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:17:23,061 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:17:23,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:17:23,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:17:23,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:17:23,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:17:23,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:17:23,064 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:17:23,064 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:17:23,064 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:17:23,064 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:17:23,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:17:23,065 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:17:23,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:17:23,065 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:17:23,065 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:17:23,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:17:23,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:17:23,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:17:23,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:17:23,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:17:23,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:17:23,067 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:17:23,082 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:17:23,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:17:23,087 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:17:23,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:17:23,087 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_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0da80933e3d711248e6ba213a8030ef9a1ae2602 [2020-12-01 18:17:23,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:17:23,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:17:23,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:17:23,501 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:17:23,502 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:17:23,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stateful-1.i [2020-12-01 18:17:23,570 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/data/91a276891/6bcb75620155471ab72f88a6b237eb05/FLAG11495db81 [2020-12-01 18:17:24,200 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:17:24,201 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/sv-benchmarks/c/seq-pthread/cs_stateful-1.i [2020-12-01 18:17:24,216 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/data/91a276891/6bcb75620155471ab72f88a6b237eb05/FLAG11495db81 [2020-12-01 18:17:24,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/bin/ukojak/data/91a276891/6bcb75620155471ab72f88a6b237eb05 [2020-12-01 18:17:24,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:17:24,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:17:24,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:17:24,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:17:24,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:17:24,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:17:24" (1/1) ... [2020-12-01 18:17:24,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f61530a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:24, skipping insertion in model container [2020-12-01 18:17:24,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:17:24" (1/1) ... [2020-12-01 18:17:24,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:17:24,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:17:25,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:17:25,087 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:17:25,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:17:25,316 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:17:25,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:25 WrapperNode [2020-12-01 18:17:25,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:17:25,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:17:25,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:17:25,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:17:25,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:25" (1/1) ... [2020-12-01 18:17:25,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:25" (1/1) ... [2020-12-01 18:17:25,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:17:25,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:17:25,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:17:25,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:17:25,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:25" (1/1) ... [2020-12-01 18:17:25,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:25" (1/1) ... [2020-12-01 18:17:25,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:25" (1/1) ... [2020-12-01 18:17:25,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:25" (1/1) ... [2020-12-01 18:17:25,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:25" (1/1) ... [2020-12-01 18:17:25,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:25" (1/1) ... [2020-12-01 18:17:25,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:25" (1/1) ... [2020-12-01 18:17:25,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:17:25,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:17:25,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:17:25,496 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:17:25,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:17:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_026cdf80-0b1a-4bad-8c6c-25bf40a105e8/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 18:17:25,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-12-01 18:17:25,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 18:17:25,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 18:17:25,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:17:25,569 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2020-12-01 18:17:25,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2020-12-01 18:17:25,569 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-12-01 18:17:25,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-12-01 18:17:25,569 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-12-01 18:17:25,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-12-01 18:17:25,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 18:17:25,570 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-12-01 18:17:25,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-12-01 18:17:25,570 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-12-01 18:17:25,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-12-01 18:17:25,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-12-01 18:17:25,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:17:25,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:17:25,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 18:17:25,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:17:25,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 18:17:25,572 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-12-01 18:17:25,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-12-01 18:17:25,572 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-12-01 18:17:25,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-12-01 18:17:25,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:17:25,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:17:26,346 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746: SUMMARY for call __CS_cs(); srcloc: null [2020-12-01 18:17:26,347 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-12-01 18:17:26,347 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L746-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-12-01 18:17:26,348 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-12-01 18:17:26,348 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-12-01 18:17:26,348 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2020-12-01 18:17:26,348 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#t1~0.base, main_thread_~#t1~0.offset);havoc main_thread_~#t1~0.base, main_thread_~#t1~0.offset;call ULTIMATE.dealloc(main_thread_~#t2~0.base, main_thread_~#t2~0.offset);havoc main_thread_~#t2~0.base, main_thread_~#t2~0.offset; [2020-12-01 18:17:37,310 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 18:17:37,316 INFO L168 Benchmark]: Toolchain (without parser) took 12860.08 ms. Allocated memory was 77.6 MB in the beginning and 102.8 MB in the end (delta: 25.2 MB). Free memory was 43.0 MB in the beginning and 48.4 MB in the end (delta: -5.5 MB). Peak memory consumption was 26.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:37,317 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 77.6 MB. Free memory is still 60.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:17:37,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 864.07 ms. Allocated memory is still 77.6 MB. Free memory was 42.8 MB in the beginning and 61.0 MB in the end (delta: -18.2 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:37,321 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.67 ms. Allocated memory is still 77.6 MB. Free memory was 61.0 MB in the beginning and 57.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:37,322 INFO L168 Benchmark]: Boogie Preprocessor took 85.89 ms. Allocated memory is still 77.6 MB. Free memory was 57.1 MB in the beginning and 53.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:37,323 INFO L168 Benchmark]: RCFGBuilder took 11818.08 ms. Allocated memory was 77.6 MB in the beginning and 102.8 MB in the end (delta: 25.2 MB). Free memory was 52.6 MB in the beginning and 48.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 33.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:17:37,327 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 77.6 MB. Free memory is still 60.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 864.07 ms. Allocated memory is still 77.6 MB. Free memory was 42.8 MB in the beginning and 61.0 MB in the end (delta: -18.2 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.67 ms. Allocated memory is still 77.6 MB. Free memory was 61.0 MB in the beginning and 57.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 85.89 ms. Allocated memory is still 77.6 MB. Free memory was 57.1 MB in the beginning and 53.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 11818.08 ms. Allocated memory was 77.6 MB in the beginning and 102.8 MB in the end (delta: 25.2 MB). Free memory was 52.6 MB in the beginning and 48.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 33.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...