./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 041177a9b9f9d56d6ca6291d997bf38d41f568ad ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 041177a9b9f9d56d6ca6291d997bf38d41f568ad ......................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort C_DOUBLE not declared --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:00:15,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:00:15,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:00:15,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:00:15,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:00:15,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:00:15,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:00:15,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:00:15,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:00:15,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:00:15,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:00:15,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:00:15,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:00:15,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:00:15,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:00:15,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:00:15,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:00:15,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:00:15,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:00:15,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:00:15,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:00:15,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:00:15,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:00:15,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:00:15,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:00:15,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:00:15,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:00:15,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:00:15,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:00:15,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:00:15,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:00:15,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:00:15,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:00:15,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:00:15,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:00:15,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:00:15,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:00:15,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:00:15,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:00:15,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:00:15,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:00:15,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-10-22 09:00:15,324 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:00:15,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:00:15,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:00:15,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:00:15,326 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:00:15,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:00:15,326 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:00:15,326 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:00:15,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:00:15,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:00:15,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:00:15,327 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 09:00:15,329 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 09:00:15,329 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 09:00:15,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:00:15,329 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:00:15,330 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:00:15,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:00:15,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:00:15,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:00:15,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:00:15,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:00:15,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:00:15,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:00:15,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:00:15,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:00:15,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 041177a9b9f9d56d6ca6291d997bf38d41f568ad [2019-10-22 09:00:15,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:00:15,364 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:00:15,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:00:15,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:00:15,369 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:00:15,370 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-1.i [2019-10-22 09:00:15,416 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/data/c0b7a4048/711da7bbd77444298b1051187bb7d8a5/FLAG911627b9d [2019-10-22 09:00:15,839 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:00:15,840 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/sv-benchmarks/c/ldv-memsafety/memleaks_test10-1.i [2019-10-22 09:00:15,861 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/data/c0b7a4048/711da7bbd77444298b1051187bb7d8a5/FLAG911627b9d [2019-10-22 09:00:15,873 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/data/c0b7a4048/711da7bbd77444298b1051187bb7d8a5 [2019-10-22 09:00:15,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:00:15,876 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-10-22 09:00:15,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:15,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:00:15,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:00:15,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:15" (1/1) ... [2019-10-22 09:00:15,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@292b1e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:15, skipping insertion in model container [2019-10-22 09:00:15,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:15" (1/1) ... [2019-10-22 09:00:15,891 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:00:15,928 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:00:16,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:16,317 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:00:16,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:16,462 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:00:16,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:16 WrapperNode [2019-10-22 09:00:16,464 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:16,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:00:16,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:00:16,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:00:16,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:16" (1/1) ... [2019-10-22 09:00:16,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:16" (1/1) ... [2019-10-22 09:00:16,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:16" (1/1) ... [2019-10-22 09:00:16,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:16" (1/1) ... [2019-10-22 09:00:16,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:16" (1/1) ... [2019-10-22 09:00:16,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:16" (1/1) ... [2019-10-22 09:00:16,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:16" (1/1) ... [2019-10-22 09:00:16,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:00:16,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:00:16,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:00:16,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:00:16,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-10-22 09:00:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-22 09:00:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:00:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 09:00:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-22 09:00:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-22 09:00:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-22 09:00:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-22 09:00:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-22 09:00:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-10-22 09:00:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-10-22 09:00:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-22 09:00:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-22 09:00:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-10-22 09:00:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-10-22 09:00:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-10-22 09:00:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-10-22 09:00:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-10-22 09:00:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-10-22 09:00:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-10-22 09:00:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-10-22 09:00:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-10-22 09:00:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-10-22 09:00:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-10-22 09:00:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-22 09:00:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-22 09:00:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-10-22 09:00:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-10-22 09:00:16,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-10-22 09:00:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-10-22 09:00:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-10-22 09:00:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-10-22 09:00:16,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-10-22 09:00:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-10-22 09:00:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-10-22 09:00:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-10-22 09:00:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-10-22 09:00:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-10-22 09:00:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-10-22 09:00:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-10-22 09:00:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-10-22 09:00:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-10-22 09:00:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_10 [2019-10-22 09:00:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure free_10 [2019-10-22 09:00:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-10-22 09:00:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-22 09:00:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-22 09:00:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-22 09:00:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-22 09:00:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-22 09:00:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-22 09:00:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-22 09:00:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-22 09:00:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-22 09:00:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-22 09:00:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-22 09:00:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-22 09:00:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-22 09:00:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-22 09:00:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-22 09:00:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-22 09:00:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-22 09:00:16,618 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-22 09:00:16,619 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-22 09:00:16,619 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-22 09:00:16,619 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-22 09:00:16,621 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-22 09:00:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-22 09:00:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-22 09:00:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-22 09:00:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-22 09:00:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-22 09:00:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-22 09:00:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-22 09:00:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-22 09:00:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-22 09:00:16,622 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-22 09:00:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-22 09:00:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-22 09:00:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-22 09:00:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-22 09:00:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-22 09:00:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-22 09:00:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-22 09:00:16,623 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-22 09:00:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-22 09:00:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-22 09:00:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-22 09:00:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-22 09:00:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-22 09:00:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-22 09:00:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-22 09:00:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-22 09:00:16,624 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-22 09:00:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-22 09:00:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-22 09:00:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-22 09:00:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-22 09:00:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-22 09:00:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-22 09:00:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-22 09:00:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-22 09:00:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-22 09:00:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-22 09:00:16,625 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-22 09:00:16,626 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-22 09:00:16,627 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-22 09:00:16,627 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-22 09:00:16,627 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-22 09:00:16,631 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-22 09:00:16,631 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-22 09:00:16,631 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-22 09:00:16,631 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-22 09:00:16,631 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-22 09:00:16,632 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-22 09:00:16,632 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-22 09:00:16,632 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-22 09:00:16,632 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-22 09:00:16,632 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-22 09:00:16,632 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-22 09:00:16,633 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-22 09:00:16,633 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-22 09:00:16,633 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-22 09:00:16,633 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-22 09:00:16,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-22 09:00:16,633 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-22 09:00:16,633 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-22 09:00:16,633 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-22 09:00:16,633 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-22 09:00:16,633 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-22 09:00:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-22 09:00:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-22 09:00:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-22 09:00:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-22 09:00:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-22 09:00:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-22 09:00:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-22 09:00:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-22 09:00:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-22 09:00:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-22 09:00:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-22 09:00:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-22 09:00:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-22 09:00:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-22 09:00:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-22 09:00:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-22 09:00:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-22 09:00:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-10-22 09:00:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-10-22 09:00:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-22 09:00:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-22 09:00:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-22 09:00:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 09:00:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-22 09:00:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-22 09:00:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-10-22 09:00:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 09:00:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-10-22 09:00:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-10-22 09:00:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-10-22 09:00:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 09:00:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-10-22 09:00:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-10-22 09:00:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-10-22 09:00:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-10-22 09:00:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-22 09:00:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-10-22 09:00:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 09:00:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-10-22 09:00:16,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-10-22 09:00:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-22 09:00:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-22 09:00:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-10-22 09:00:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 09:00:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 09:00:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-10-22 09:00:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-10-22 09:00:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 09:00:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-10-22 09:00:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-10-22 09:00:16,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-10-22 09:00:16,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-10-22 09:00:16,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-10-22 09:00:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-10-22 09:00:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-10-22 09:00:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-10-22 09:00:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-10-22 09:00:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-10-22 09:00:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-10-22 09:00:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-22 09:00:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-10-22 09:00:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-10-22 09:00:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_10 [2019-10-22 09:00:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure free_10 [2019-10-22 09:00:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-10-22 09:00:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-22 09:00:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-22 09:00:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:00:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 09:00:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:00:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-22 09:00:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-22 09:00:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 09:00:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-22 09:00:17,219 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 09:00:17,437 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 09:00:17,762 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:00:17,762 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-22 09:00:17,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:17 BoogieIcfgContainer [2019-10-22 09:00:17,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:00:17,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:00:17,765 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:00:17,768 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:00:17,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:00:15" (1/3) ... [2019-10-22 09:00:17,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f1c9bc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:00:17, skipping insertion in model container [2019-10-22 09:00:17,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:16" (2/3) ... [2019-10-22 09:00:17,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f1c9bc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:00:17, skipping insertion in model container [2019-10-22 09:00:17,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:17" (3/3) ... [2019-10-22 09:00:17,771 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test10-1.i [2019-10-22 09:00:17,781 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:00:17,788 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 113 error locations. [2019-10-22 09:00:17,798 INFO L249 AbstractCegarLoop]: Starting to check reachability of 113 error locations. [2019-10-22 09:00:17,816 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:00:17,817 INFO L374 AbstractCegarLoop]: Hoare is false [2019-10-22 09:00:17,817 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:00:17,817 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:00:17,817 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:00:17,817 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:00:17,818 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:00:17,818 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:00:17,836 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2019-10-22 09:00:17,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 09:00:17,845 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:17,846 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:17,848 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:17,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:17,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1911013183, now seen corresponding path program 1 times [2019-10-22 09:00:17,860 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:17,861 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052589241] [2019-10-22 09:00:17,861 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:17,861 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:17,861 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:18,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:18,193 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052589241] [2019-10-22 09:00:18,194 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:18,194 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-22 09:00:18,195 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645078701] [2019-10-22 09:00:18,199 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-22 09:00:18,199 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:18,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-22 09:00:18,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:00:18,213 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 8 states. [2019-10-22 09:00:18,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:18,902 INFO L93 Difference]: Finished difference Result 204 states and 228 transitions. [2019-10-22 09:00:18,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 09:00:18,904 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2019-10-22 09:00:18,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:18,918 INFO L225 Difference]: With dead ends: 204 [2019-10-22 09:00:18,925 INFO L226 Difference]: Without dead ends: 197 [2019-10-22 09:00:18,926 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-10-22 09:00:18,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2019-10-22 09:00:18,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 83. [2019-10-22 09:00:18,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-10-22 09:00:18,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 88 transitions. [2019-10-22 09:00:18,980 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 88 transitions. Word has length 16 [2019-10-22 09:00:18,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:18,981 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 88 transitions. [2019-10-22 09:00:18,981 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-22 09:00:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 88 transitions. [2019-10-22 09:00:18,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 09:00:18,983 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:18,983 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:18,984 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:18,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:18,984 INFO L82 PathProgramCache]: Analyzing trace with hash 1410638238, now seen corresponding path program 1 times [2019-10-22 09:00:18,985 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:18,985 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319538237] [2019-10-22 09:00:18,985 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:18,985 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:18,985 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:19,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 09:00:19,182 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319538237] [2019-10-22 09:00:19,182 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901335212] [2019-10-22 09:00:19,182 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:19,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-22 09:00:19,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:19,418 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-10-22 09:00:19,421 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:19,426 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:19,427 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:19,427 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-10-22 09:00:19,475 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:19,475 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2019-10-22 09:00:19,476 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:19,488 INFO L567 ElimStorePlain]: treesize reduction 14, result has 44.0 percent of original size [2019-10-22 09:00:19,489 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-22 09:00:19,489 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2019-10-22 09:00:19,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:19,495 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 09:00:19,495 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 9 [2019-10-22 09:00:19,495 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412368407] [2019-10-22 09:00:19,496 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-22 09:00:19,496 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:19,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-22 09:00:19,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-10-22 09:00:19,497 INFO L87 Difference]: Start difference. First operand 83 states and 88 transitions. Second operand 10 states. [2019-10-22 09:00:20,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:20,494 INFO L93 Difference]: Finished difference Result 192 states and 214 transitions. [2019-10-22 09:00:20,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-22 09:00:20,494 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 19 [2019-10-22 09:00:20,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:20,497 INFO L225 Difference]: With dead ends: 192 [2019-10-22 09:00:20,497 INFO L226 Difference]: Without dead ends: 192 [2019-10-22 09:00:20,497 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2019-10-22 09:00:20,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2019-10-22 09:00:20,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 93. [2019-10-22 09:00:20,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-10-22 09:00:20,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 107 transitions. [2019-10-22 09:00:20,509 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 107 transitions. Word has length 19 [2019-10-22 09:00:20,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:20,510 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 107 transitions. [2019-10-22 09:00:20,510 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-22 09:00:20,510 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 107 transitions. [2019-10-22 09:00:20,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 09:00:20,511 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:20,511 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:20,711 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:20,712 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:20,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:20,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1410638239, now seen corresponding path program 1 times [2019-10-22 09:00:20,712 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:20,713 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17600006] [2019-10-22 09:00:20,713 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:20,713 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:20,713 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:20,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 09:00:20,865 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17600006] [2019-10-22 09:00:20,865 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1645725608] [2019-10-22 09:00:20,865 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:20,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 27 conjunts are in the unsatisfiable core [2019-10-22 09:00:20,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:20,997 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-10-22 09:00:20,997 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:21,001 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:21,001 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:21,001 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-10-22 09:00:21,098 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:21,099 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2019-10-22 09:00:21,099 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:21,120 INFO L567 ElimStorePlain]: treesize reduction 14, result has 50.0 percent of original size [2019-10-22 09:00:21,121 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-22 09:00:21,121 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:14 [2019-10-22 09:00:21,137 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:21,137 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 09:00:21,137 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 15 [2019-10-22 09:00:21,138 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526910095] [2019-10-22 09:00:21,138 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-10-22 09:00:21,138 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:21,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-10-22 09:00:21,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-10-22 09:00:21,139 INFO L87 Difference]: Start difference. First operand 93 states and 107 transitions. Second operand 16 states. [2019-10-22 09:00:22,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:22,786 INFO L93 Difference]: Finished difference Result 306 states and 339 transitions. [2019-10-22 09:00:22,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-22 09:00:22,786 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 19 [2019-10-22 09:00:22,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:22,788 INFO L225 Difference]: With dead ends: 306 [2019-10-22 09:00:22,788 INFO L226 Difference]: Without dead ends: 306 [2019-10-22 09:00:22,789 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=97, Invalid=455, Unknown=0, NotChecked=0, Total=552 [2019-10-22 09:00:22,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2019-10-22 09:00:22,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 120. [2019-10-22 09:00:22,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2019-10-22 09:00:22,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 151 transitions. [2019-10-22 09:00:22,802 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 151 transitions. Word has length 19 [2019-10-22 09:00:22,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:22,802 INFO L462 AbstractCegarLoop]: Abstraction has 120 states and 151 transitions. [2019-10-22 09:00:22,802 INFO L463 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-10-22 09:00:22,802 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 151 transitions. [2019-10-22 09:00:22,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 09:00:22,803 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:22,803 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:23,004 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:23,004 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:23,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:23,005 INFO L82 PathProgramCache]: Analyzing trace with hash -386313121, now seen corresponding path program 1 times [2019-10-22 09:00:23,005 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:23,005 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194942095] [2019-10-22 09:00:23,005 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:23,005 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:23,005 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 09:00:23,084 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194942095] [2019-10-22 09:00:23,084 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [423498005] [2019-10-22 09:00:23,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 13 conjunts are in the unsatisfiable core [2019-10-22 09:00:23,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:23,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:00:23,199 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-22 09:00:23,199 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 7 [2019-10-22 09:00:23,199 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671009887] [2019-10-22 09:00:23,200 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:00:23,200 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:23,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:00:23,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:00:23,200 INFO L87 Difference]: Start difference. First operand 120 states and 151 transitions. Second operand 5 states. [2019-10-22 09:00:23,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:23,255 INFO L93 Difference]: Finished difference Result 87 states and 95 transitions. [2019-10-22 09:00:23,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:00:23,256 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-10-22 09:00:23,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:23,257 INFO L225 Difference]: With dead ends: 87 [2019-10-22 09:00:23,257 INFO L226 Difference]: Without dead ends: 83 [2019-10-22 09:00:23,257 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 22 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:00:23,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-10-22 09:00:23,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2019-10-22 09:00:23,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-10-22 09:00:23,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 91 transitions. [2019-10-22 09:00:23,270 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 91 transitions. Word has length 19 [2019-10-22 09:00:23,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:23,270 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 91 transitions. [2019-10-22 09:00:23,270 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:00:23,270 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2019-10-22 09:00:23,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 09:00:23,270 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:23,270 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:23,471 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:23,471 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:23,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:23,472 INFO L82 PathProgramCache]: Analyzing trace with hash -171385282, now seen corresponding path program 1 times [2019-10-22 09:00:23,472 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:23,472 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432897996] [2019-10-22 09:00:23,472 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:23,472 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:23,472 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,542 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 09:00:23,542 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432897996] [2019-10-22 09:00:23,542 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:00:23,542 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-22 09:00:23,542 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060639639] [2019-10-22 09:00:23,543 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-22 09:00:23,543 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:23,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-22 09:00:23,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:00:23,543 INFO L87 Difference]: Start difference. First operand 83 states and 91 transitions. Second operand 8 states. [2019-10-22 09:00:23,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:23,725 INFO L93 Difference]: Finished difference Result 98 states and 108 transitions. [2019-10-22 09:00:23,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 09:00:23,725 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2019-10-22 09:00:23,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:23,726 INFO L225 Difference]: With dead ends: 98 [2019-10-22 09:00:23,726 INFO L226 Difference]: Without dead ends: 98 [2019-10-22 09:00:23,726 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2019-10-22 09:00:23,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-22 09:00:23,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 87. [2019-10-22 09:00:23,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-10-22 09:00:23,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 95 transitions. [2019-10-22 09:00:23,731 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 95 transitions. Word has length 24 [2019-10-22 09:00:23,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:23,731 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 95 transitions. [2019-10-22 09:00:23,731 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-22 09:00:23,731 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 95 transitions. [2019-10-22 09:00:23,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 09:00:23,732 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:23,732 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:23,733 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:23,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:23,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1978839745, now seen corresponding path program 1 times [2019-10-22 09:00:23,733 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:23,733 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520681696] [2019-10-22 09:00:23,733 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:23,733 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:23,733 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 09:00:23,811 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520681696] [2019-10-22 09:00:23,811 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295839620] [2019-10-22 09:00:23,811 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:23,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 5 conjunts are in the unsatisfiable core [2019-10-22 09:00:23,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:23,924 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 09:00:23,924 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 09:00:23,925 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 6 [2019-10-22 09:00:23,925 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709971949] [2019-10-22 09:00:23,925 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 09:00:23,925 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:23,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 09:00:23,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:00:23,926 INFO L87 Difference]: Start difference. First operand 87 states and 95 transitions. Second operand 7 states. [2019-10-22 09:00:24,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:24,137 INFO L93 Difference]: Finished difference Result 92 states and 99 transitions. [2019-10-22 09:00:24,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 09:00:24,137 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2019-10-22 09:00:24,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:24,138 INFO L225 Difference]: With dead ends: 92 [2019-10-22 09:00:24,138 INFO L226 Difference]: Without dead ends: 92 [2019-10-22 09:00:24,138 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:00:24,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-10-22 09:00:24,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 86. [2019-10-22 09:00:24,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2019-10-22 09:00:24,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 93 transitions. [2019-10-22 09:00:24,142 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 93 transitions. Word has length 24 [2019-10-22 09:00:24,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:24,143 INFO L462 AbstractCegarLoop]: Abstraction has 86 states and 93 transitions. [2019-10-22 09:00:24,143 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 09:00:24,143 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 93 transitions. [2019-10-22 09:00:24,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 09:00:24,148 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:24,148 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:24,350 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:24,351 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:24,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:24,351 INFO L82 PathProgramCache]: Analyzing trace with hash -388900186, now seen corresponding path program 1 times [2019-10-22 09:00:24,351 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:24,352 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790436498] [2019-10-22 09:00:24,352 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:24,352 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:24,352 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:24,492 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 09:00:24,492 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790436498] [2019-10-22 09:00:24,492 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1039750045] [2019-10-22 09:00:24,492 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:24,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 14 conjunts are in the unsatisfiable core [2019-10-22 09:00:24,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:24,598 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-10-22 09:00:24,598 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:24,600 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:24,600 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:24,600 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-10-22 09:00:24,605 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-10-22 09:00:24,606 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:24,609 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:24,609 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:24,609 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2019-10-22 09:00:24,614 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2019-10-22 09:00:24,615 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:24,616 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:24,616 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:24,616 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2019-10-22 09:00:24,650 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:24,651 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2019-10-22 09:00:24,652 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:24,666 INFO L567 ElimStorePlain]: treesize reduction 14, result has 51.7 percent of original size [2019-10-22 09:00:24,667 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-22 09:00:24,667 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2019-10-22 09:00:24,685 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 09:00:24,685 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 09:00:24,686 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 11 [2019-10-22 09:00:24,686 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098390427] [2019-10-22 09:00:24,686 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-22 09:00:24,686 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:24,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-22 09:00:24,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-10-22 09:00:24,687 INFO L87 Difference]: Start difference. First operand 86 states and 93 transitions. Second operand 12 states. [2019-10-22 09:00:25,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:25,358 INFO L93 Difference]: Finished difference Result 126 states and 138 transitions. [2019-10-22 09:00:25,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-22 09:00:25,359 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 29 [2019-10-22 09:00:25,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:25,360 INFO L225 Difference]: With dead ends: 126 [2019-10-22 09:00:25,360 INFO L226 Difference]: Without dead ends: 126 [2019-10-22 09:00:25,360 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2019-10-22 09:00:25,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2019-10-22 09:00:25,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 89. [2019-10-22 09:00:25,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2019-10-22 09:00:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 99 transitions. [2019-10-22 09:00:25,369 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 99 transitions. Word has length 29 [2019-10-22 09:00:25,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:25,369 INFO L462 AbstractCegarLoop]: Abstraction has 89 states and 99 transitions. [2019-10-22 09:00:25,369 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-22 09:00:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 99 transitions. [2019-10-22 09:00:25,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 09:00:25,370 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:25,370 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:25,570 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:25,571 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:25,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:25,571 INFO L82 PathProgramCache]: Analyzing trace with hash -388900185, now seen corresponding path program 1 times [2019-10-22 09:00:25,571 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:25,572 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861199800] [2019-10-22 09:00:25,572 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:25,572 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:25,572 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:25,724 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-22 09:00:25,725 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861199800] [2019-10-22 09:00:25,725 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [956433165] [2019-10-22 09:00:25,725 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:25,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 31 conjunts are in the unsatisfiable core [2019-10-22 09:00:25,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:25,842 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-10-22 09:00:25,843 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:25,846 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:25,847 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:25,847 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-10-22 09:00:25,873 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-10-22 09:00:25,873 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:25,877 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:25,880 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-10-22 09:00:25,880 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:25,884 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:25,884 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:25,884 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2019-10-22 09:00:25,901 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2019-10-22 09:00:25,902 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:25,906 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:25,908 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2019-10-22 09:00:25,908 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:25,911 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:25,911 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:25,911 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9 [2019-10-22 09:00:25,980 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:25,981 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2019-10-22 09:00:25,981 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:25,995 INFO L567 ElimStorePlain]: treesize reduction 14, result has 50.0 percent of original size [2019-10-22 09:00:25,995 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-22 09:00:25,995 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:14 [2019-10-22 09:00:26,014 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 09:00:26,014 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 09:00:26,015 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 17 [2019-10-22 09:00:26,015 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787919500] [2019-10-22 09:00:26,015 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-10-22 09:00:26,015 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:26,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-10-22 09:00:26,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2019-10-22 09:00:26,016 INFO L87 Difference]: Start difference. First operand 89 states and 99 transitions. Second operand 18 states. [2019-10-22 09:00:26,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:26,873 INFO L93 Difference]: Finished difference Result 138 states and 149 transitions. [2019-10-22 09:00:26,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-22 09:00:26,874 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 29 [2019-10-22 09:00:26,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:26,875 INFO L225 Difference]: With dead ends: 138 [2019-10-22 09:00:26,875 INFO L226 Difference]: Without dead ends: 138 [2019-10-22 09:00:26,875 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=114, Invalid=642, Unknown=0, NotChecked=0, Total=756 [2019-10-22 09:00:26,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-10-22 09:00:26,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 93. [2019-10-22 09:00:26,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-10-22 09:00:26,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 102 transitions. [2019-10-22 09:00:26,881 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 102 transitions. Word has length 29 [2019-10-22 09:00:26,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:26,881 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 102 transitions. [2019-10-22 09:00:26,881 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-10-22 09:00:26,881 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 102 transitions. [2019-10-22 09:00:26,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 09:00:26,884 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:26,884 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:27,084 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:27,085 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:27,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:27,085 INFO L82 PathProgramCache]: Analyzing trace with hash -51465867, now seen corresponding path program 1 times [2019-10-22 09:00:27,085 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:27,085 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941632445] [2019-10-22 09:00:27,085 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:27,085 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:27,086 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:27,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 09:00:27,203 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941632445] [2019-10-22 09:00:27,203 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [187459639] [2019-10-22 09:00:27,203 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:27,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 18 conjunts are in the unsatisfiable core [2019-10-22 09:00:27,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:27,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 09:00:27,377 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 09:00:27,377 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 12 [2019-10-22 09:00:27,377 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942925564] [2019-10-22 09:00:27,377 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-22 09:00:27,377 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:27,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-22 09:00:27,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2019-10-22 09:00:27,378 INFO L87 Difference]: Start difference. First operand 93 states and 102 transitions. Second operand 13 states. [2019-10-22 09:00:27,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:27,788 INFO L93 Difference]: Finished difference Result 129 states and 140 transitions. [2019-10-22 09:00:27,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 09:00:27,789 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 28 [2019-10-22 09:00:27,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:27,789 INFO L225 Difference]: With dead ends: 129 [2019-10-22 09:00:27,789 INFO L226 Difference]: Without dead ends: 123 [2019-10-22 09:00:27,789 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2019-10-22 09:00:27,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2019-10-22 09:00:27,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 90. [2019-10-22 09:00:27,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-10-22 09:00:27,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 98 transitions. [2019-10-22 09:00:27,793 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 98 transitions. Word has length 28 [2019-10-22 09:00:27,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:27,793 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 98 transitions. [2019-10-22 09:00:27,793 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-22 09:00:27,793 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 98 transitions. [2019-10-22 09:00:27,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 09:00:27,794 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:27,794 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:27,994 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:27,995 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:27,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:27,995 INFO L82 PathProgramCache]: Analyzing trace with hash -894458811, now seen corresponding path program 1 times [2019-10-22 09:00:27,995 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:27,996 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498273056] [2019-10-22 09:00:27,996 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:27,996 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:27,996 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 09:00:28,096 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498273056] [2019-10-22 09:00:28,097 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [611025271] [2019-10-22 09:00:28,097 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-22 09:00:28,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:28,234 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-10-22 09:00:28,234 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,239 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:28,250 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-10-22 09:00:28,250 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,255 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:28,256 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,256 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15 [2019-10-22 09:00:28,263 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2019-10-22 09:00:28,263 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,267 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:28,268 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2019-10-22 09:00:28,269 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,271 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:28,271 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,271 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2019-10-22 09:00:28,272 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 09:00:28,272 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-22 09:00:28,272 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 8 [2019-10-22 09:00:28,273 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037125236] [2019-10-22 09:00:28,273 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 09:00:28,273 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:28,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 09:00:28,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:00:28,273 INFO L87 Difference]: Start difference. First operand 90 states and 98 transitions. Second operand 6 states. [2019-10-22 09:00:28,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:28,328 INFO L93 Difference]: Finished difference Result 85 states and 90 transitions. [2019-10-22 09:00:28,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 09:00:28,328 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2019-10-22 09:00:28,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:28,329 INFO L225 Difference]: With dead ends: 85 [2019-10-22 09:00:28,329 INFO L226 Difference]: Without dead ends: 79 [2019-10-22 09:00:28,329 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2019-10-22 09:00:28,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2019-10-22 09:00:28,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2019-10-22 09:00:28,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-10-22 09:00:28,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 82 transitions. [2019-10-22 09:00:28,332 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 82 transitions. Word has length 29 [2019-10-22 09:00:28,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:28,332 INFO L462 AbstractCegarLoop]: Abstraction has 77 states and 82 transitions. [2019-10-22 09:00:28,332 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 09:00:28,333 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2019-10-22 09:00:28,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 09:00:28,333 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:28,333 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:28,534 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:28,534 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:28,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:28,535 INFO L82 PathProgramCache]: Analyzing trace with hash 2096680004, now seen corresponding path program 1 times [2019-10-22 09:00:28,535 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:28,535 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995696808] [2019-10-22 09:00:28,535 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:28,535 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:28,535 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,703 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 09:00:28,704 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995696808] [2019-10-22 09:00:28,704 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627924344] [2019-10-22 09:00:28,704 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:28,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 31 conjunts are in the unsatisfiable core [2019-10-22 09:00:28,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:28,867 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-10-22 09:00:28,868 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,872 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:28,874 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-10-22 09:00:28,874 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,879 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:28,880 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,880 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:11 [2019-10-22 09:00:28,904 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2019-10-22 09:00:28,904 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,911 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:28,912 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,912 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:14 [2019-10-22 09:00:28,934 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-10-22 09:00:28,934 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,935 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:28,936 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,936 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-10-22 09:00:28,970 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:28,970 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 39 [2019-10-22 09:00:28,971 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:28,974 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-10-22 09:00:28,997 INFO L567 ElimStorePlain]: treesize reduction 23, result has 65.7 percent of original size [2019-10-22 09:00:28,998 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:28,998 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:28,999 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:43 [2019-10-22 09:00:29,030 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:29,040 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2019-10-22 09:00:29,041 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:29,045 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:29,045 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 25 [2019-10-22 09:00:29,046 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:29,047 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:29,047 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-22 09:00:29,070 INFO L567 ElimStorePlain]: treesize reduction 8, result has 74.2 percent of original size [2019-10-22 09:00:29,071 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2019-10-22 09:00:29,071 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:23 [2019-10-22 09:00:29,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 09:00:29,079 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 09:00:29,080 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 21 [2019-10-22 09:00:29,080 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619469130] [2019-10-22 09:00:29,080 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2019-10-22 09:00:29,080 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:00:29,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2019-10-22 09:00:29,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2019-10-22 09:00:29,080 INFO L87 Difference]: Start difference. First operand 77 states and 82 transitions. Second operand 22 states. [2019-10-22 09:00:29,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:00:29,767 INFO L93 Difference]: Finished difference Result 98 states and 103 transitions. [2019-10-22 09:00:29,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-10-22 09:00:29,767 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 32 [2019-10-22 09:00:29,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:00:29,768 INFO L225 Difference]: With dead ends: 98 [2019-10-22 09:00:29,768 INFO L226 Difference]: Without dead ends: 98 [2019-10-22 09:00:29,768 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 29 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=184, Invalid=1148, Unknown=0, NotChecked=0, Total=1332 [2019-10-22 09:00:29,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-22 09:00:29,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76. [2019-10-22 09:00:29,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-10-22 09:00:29,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 81 transitions. [2019-10-22 09:00:29,772 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 81 transitions. Word has length 32 [2019-10-22 09:00:29,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:00:29,772 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 81 transitions. [2019-10-22 09:00:29,772 INFO L463 AbstractCegarLoop]: Interpolant automaton has 22 states. [2019-10-22 09:00:29,772 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2019-10-22 09:00:29,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 09:00:29,773 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:29,773 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:29,974 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:29,974 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:29,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:29,975 INFO L82 PathProgramCache]: Analyzing trace with hash 2096680005, now seen corresponding path program 1 times [2019-10-22 09:00:29,975 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:00:29,975 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290460950] [2019-10-22 09:00:29,975 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:29,975 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:00:29,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:00:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:30,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:30,167 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 09:00:30,168 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290460950] [2019-10-22 09:00:30,168 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889262228] [2019-10-22 09:00:30,168 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:00:30,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 42 conjunts are in the unsatisfiable core [2019-10-22 09:00:30,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:00:30,344 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-10-22 09:00:30,345 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:30,350 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:30,354 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-10-22 09:00:30,354 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:30,359 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:30,360 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-22 09:00:30,360 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:11 [2019-10-22 09:00:30,458 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-10-22 09:00:30,458 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 09:00:30,468 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:30,468 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-22 09:00:30,468 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:20, output treesize:16 [2019-10-22 09:00:30,568 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:30,569 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 64 [2019-10-22 09:00:30,570 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:30,571 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-10-22 09:00:30,627 INFO L567 ElimStorePlain]: treesize reduction 34, result has 75.5 percent of original size [2019-10-22 09:00:30,649 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 09:00:30,650 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 132 [2019-10-22 09:00:30,651 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-10-22 09:00:30,651 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:30,652 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:30,652 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:30,653 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:30,653 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:30,654 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:30,654 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:30,656 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:30,657 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:30,658 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 09:00:30,663 INFO L172 IndexEqualityManager]: detected equality via solver [2019-10-22 09:00:30,866 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 09:00:30,867 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: This case should habe been handled by DER at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.(DerPreprocessor.java:95) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:256) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.generateProof(TraceAbstractionRefinementEngine.java:184) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 09:00:30,871 INFO L168 Benchmark]: Toolchain (without parser) took 14995.10 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 410.0 MB). Free memory was 939.3 MB in the beginning and 848.3 MB in the end (delta: 91.0 MB). Peak memory consumption was 501.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:30,871 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:30,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -196.1 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:30,872 INFO L168 Benchmark]: Boogie Preprocessor took 79.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:30,872 INFO L168 Benchmark]: RCFGBuilder took 1219.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 128.7 MB). Peak memory consumption was 128.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:30,873 INFO L168 Benchmark]: TraceAbstraction took 13105.29 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.9 MB). Free memory was 1.0 GB in the beginning and 848.3 MB in the end (delta: 153.4 MB). Peak memory consumption was 389.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:30,874 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 586.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -196.1 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1219.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 128.7 MB). Peak memory consumption was 128.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13105.29 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 235.9 MB). Free memory was 1.0 GB in the beginning and 848.3 MB in the end (delta: 153.4 MB). Peak memory consumption was 389.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 09:00:32,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:00:32,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:00:32,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:00:32,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:00:32,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:00:32,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:00:32,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:00:32,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:00:32,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:00:32,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:00:32,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:00:32,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:00:32,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:00:32,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:00:32,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:00:32,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:00:32,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:00:32,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:00:32,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:00:32,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:00:32,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:00:32,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:00:32,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:00:32,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:00:32,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:00:32,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:00:32,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:00:32,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:00:32,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:00:32,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:00:32,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:00:32,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:00:32,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:00:32,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:00:32,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:00:32,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:00:32,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:00:32,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:00:32,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:00:32,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:00:32,891 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-10-22 09:00:32,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:00:32,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:00:32,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:00:32,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:00:32,902 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:00:32,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:00:32,902 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:00:32,903 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:00:32,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:00:32,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:00:32,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:00:32,903 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 09:00:32,903 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 09:00:32,904 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 09:00:32,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:00:32,904 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 09:00:32,904 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 09:00:32,904 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:00:32,904 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:00:32,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:00:32,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:00:32,905 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:00:32,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:00:32,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:00:32,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:00:32,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:00:32,905 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 09:00:32,906 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 09:00:32,906 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 09:00:32,906 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 041177a9b9f9d56d6ca6291d997bf38d41f568ad [2019-10-22 09:00:32,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:00:32,950 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:00:32,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:00:32,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:00:32,954 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:00:32,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-1.i [2019-10-22 09:00:33,003 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/data/59eb16565/dc23b9ab9ff4492e84f7d389cfc2d69f/FLAGe18384792 [2019-10-22 09:00:33,508 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:00:33,509 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/sv-benchmarks/c/ldv-memsafety/memleaks_test10-1.i [2019-10-22 09:00:33,520 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/data/59eb16565/dc23b9ab9ff4492e84f7d389cfc2d69f/FLAGe18384792 [2019-10-22 09:00:33,979 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/data/59eb16565/dc23b9ab9ff4492e84f7d389cfc2d69f [2019-10-22 09:00:33,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:00:33,983 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-10-22 09:00:33,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:33,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:00:33,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:00:33,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:33" (1/1) ... [2019-10-22 09:00:33,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c1cf3d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:33, skipping insertion in model container [2019-10-22 09:00:33,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:00:33" (1/1) ... [2019-10-22 09:00:33,996 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:00:34,033 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:00:34,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:34,466 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:00:34,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:00:34,599 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:00:34,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:34 WrapperNode [2019-10-22 09:00:34,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:00:34,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:00:34,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:00:34,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:00:34,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:34" (1/1) ... [2019-10-22 09:00:34,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:34" (1/1) ... [2019-10-22 09:00:34,637 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:34" (1/1) ... [2019-10-22 09:00:34,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:34" (1/1) ... [2019-10-22 09:00:34,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:34" (1/1) ... [2019-10-22 09:00:34,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:34" (1/1) ... [2019-10-22 09:00:34,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:34" (1/1) ... [2019-10-22 09:00:34,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:00:34,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:00:34,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:00:34,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:00:34,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-10-22 09:00:34,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-22 09:00:34,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:00:34,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 09:00:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-22 09:00:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-22 09:00:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-22 09:00:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-22 09:00:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-22 09:00:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-10-22 09:00:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-10-22 09:00:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-22 09:00:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-22 09:00:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-10-22 09:00:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-10-22 09:00:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-10-22 09:00:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-10-22 09:00:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-10-22 09:00:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-10-22 09:00:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-10-22 09:00:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-10-22 09:00:34,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-10-22 09:00:34,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-10-22 09:00:34,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-10-22 09:00:34,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-22 09:00:34,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-22 09:00:34,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-10-22 09:00:34,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-10-22 09:00:34,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-10-22 09:00:34,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-10-22 09:00:34,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-10-22 09:00:34,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-10-22 09:00:34,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-10-22 09:00:34,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-10-22 09:00:34,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-10-22 09:00:34,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-10-22 09:00:34,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-10-22 09:00:34,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-10-22 09:00:34,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-10-22 09:00:34,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-10-22 09:00:34,735 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-10-22 09:00:34,735 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-10-22 09:00:34,736 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_10 [2019-10-22 09:00:34,736 INFO L138 BoogieDeclarations]: Found implementation of procedure free_10 [2019-10-22 09:00:34,736 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-10-22 09:00:34,736 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-22 09:00:34,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-22 09:00:34,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-22 09:00:34,736 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-22 09:00:34,736 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-22 09:00:34,737 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-22 09:00:34,737 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-22 09:00:34,737 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-22 09:00:34,737 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-22 09:00:34,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-22 09:00:34,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-22 09:00:34,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-22 09:00:34,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-22 09:00:34,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-22 09:00:34,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-22 09:00:34,738 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-22 09:00:34,738 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-22 09:00:34,738 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-22 09:00:34,738 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-22 09:00:34,738 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-22 09:00:34,738 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-22 09:00:34,738 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-22 09:00:34,738 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-22 09:00:34,738 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-22 09:00:34,739 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-22 09:00:34,739 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-22 09:00:34,739 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-22 09:00:34,740 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-22 09:00:34,740 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-22 09:00:34,740 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-22 09:00:34,740 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-22 09:00:34,740 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-22 09:00:34,740 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-22 09:00:34,740 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-22 09:00:34,740 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-22 09:00:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-22 09:00:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-22 09:00:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-22 09:00:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-22 09:00:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-22 09:00:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-22 09:00:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-22 09:00:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-22 09:00:34,741 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-22 09:00:34,742 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-22 09:00:34,742 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-22 09:00:34,742 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-22 09:00:34,742 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-22 09:00:34,742 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-22 09:00:34,742 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-22 09:00:34,742 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-22 09:00:34,742 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-22 09:00:34,743 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-22 09:00:34,743 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-22 09:00:34,743 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-22 09:00:34,743 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-22 09:00:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-22 09:00:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-22 09:00:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-22 09:00:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-22 09:00:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-22 09:00:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-22 09:00:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-22 09:00:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-22 09:00:34,744 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-22 09:00:34,745 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-22 09:00:34,745 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-22 09:00:34,745 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-22 09:00:34,745 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-22 09:00:34,745 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-22 09:00:34,745 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-22 09:00:34,745 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-22 09:00:34,745 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-22 09:00:34,745 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-22 09:00:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-22 09:00:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-22 09:00:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-22 09:00:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-22 09:00:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-22 09:00:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-22 09:00:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-22 09:00:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-22 09:00:34,746 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-22 09:00:34,747 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-22 09:00:34,747 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-22 09:00:34,747 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-22 09:00:34,747 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-22 09:00:34,748 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-22 09:00:34,748 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-22 09:00:34,748 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-22 09:00:34,748 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-22 09:00:34,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-22 09:00:34,748 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-22 09:00:34,748 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-22 09:00:34,748 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-22 09:00:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-22 09:00:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-22 09:00:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-22 09:00:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-22 09:00:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-22 09:00:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-22 09:00:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-22 09:00:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-22 09:00:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-22 09:00:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-22 09:00:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-22 09:00:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-22 09:00:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-22 09:00:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-22 09:00:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-22 09:00:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-22 09:00:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-22 09:00:34,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-22 09:00:34,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-22 09:00:34,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-10-22 09:00:34,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-10-22 09:00:34,751 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-22 09:00:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-22 09:00:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-22 09:00:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 09:00:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-22 09:00:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-22 09:00:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-10-22 09:00:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 09:00:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-10-22 09:00:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-10-22 09:00:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-10-22 09:00:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 09:00:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-10-22 09:00:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-10-22 09:00:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-10-22 09:00:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-10-22 09:00:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-22 09:00:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-10-22 09:00:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 09:00:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-10-22 09:00:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-10-22 09:00:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-22 09:00:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-22 09:00:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-10-22 09:00:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 09:00:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 09:00:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-10-22 09:00:34,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-10-22 09:00:34,755 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 09:00:34,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-10-22 09:00:34,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-10-22 09:00:34,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-10-22 09:00:34,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-10-22 09:00:34,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-10-22 09:00:34,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-10-22 09:00:34,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-10-22 09:00:34,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-10-22 09:00:34,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-10-22 09:00:34,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-10-22 09:00:34,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-10-22 09:00:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-22 09:00:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-10-22 09:00:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-10-22 09:00:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_10 [2019-10-22 09:00:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure free_10 [2019-10-22 09:00:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-10-22 09:00:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-22 09:00:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-22 09:00:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:00:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 09:00:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:00:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 09:00:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-22 09:00:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-10-22 09:00:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-10-22 09:00:35,248 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 09:00:35,631 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 09:00:36,042 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:00:36,042 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-22 09:00:36,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:36 BoogieIcfgContainer [2019-10-22 09:00:36,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:00:36,045 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:00:36,046 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:00:36,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:00:36,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:00:33" (1/3) ... [2019-10-22 09:00:36,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a6ef54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:00:36, skipping insertion in model container [2019-10-22 09:00:36,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:00:34" (2/3) ... [2019-10-22 09:00:36,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14a6ef54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:00:36, skipping insertion in model container [2019-10-22 09:00:36,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:00:36" (3/3) ... [2019-10-22 09:00:36,052 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test10-1.i [2019-10-22 09:00:36,062 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:00:36,069 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 113 error locations. [2019-10-22 09:00:36,081 INFO L249 AbstractCegarLoop]: Starting to check reachability of 113 error locations. [2019-10-22 09:00:36,099 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:00:36,100 INFO L374 AbstractCegarLoop]: Hoare is false [2019-10-22 09:00:36,100 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:00:36,100 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:00:36,100 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:00:36,100 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:00:36,101 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:00:36,101 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:00:36,121 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2019-10-22 09:00:36,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 09:00:36,133 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:00:36,134 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:00:36,136 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err1REQUIRES_VIOLATION, free_10Err2REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err3REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-10-22 09:00:36,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:00:36,143 INFO L82 PathProgramCache]: Analyzing trace with hash 727722691, now seen corresponding path program 1 times [2019-10-22 09:00:36,152 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 09:00:36,153 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [402163326] [2019-10-22 09:00:36,154 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7db30e16-560c-4385-b169-10abde2372f2/bin/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 09:00:36,382 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 09:00:36,383 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort C_DOUBLE not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:160) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:143) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:168) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferSymbols(SmtFunctionsAndAxioms.java:139) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleTraceCheck.createExternalManagedScript(IpTcStrategyModuleTraceCheck.java:81) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCvc4.constructManagedScript(IpTcStrategyModuleCvc4.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.checkFeasibility(TraceAbstractionRefinementEngine.java:244) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 09:00:36,389 INFO L168 Benchmark]: Toolchain (without parser) took 2403.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 945.6 MB in the beginning and 968.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 129.4 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:36,390 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:36,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 616.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -162.9 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:36,394 INFO L168 Benchmark]: Boogie Preprocessor took 86.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:36,394 INFO L168 Benchmark]: RCFGBuilder took 1356.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.6 MB in the end (delta: 121.9 MB). Peak memory consumption was 121.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:36,395 INFO L168 Benchmark]: TraceAbstraction took 340.63 ms. Allocated memory is still 1.2 GB. Free memory was 980.1 MB in the beginning and 968.3 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:36,397 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 616.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -162.9 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 86.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1356.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.6 MB in the end (delta: 121.9 MB). Peak memory consumption was 121.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 340.63 ms. Allocated memory is still 1.2 GB. Free memory was 980.1 MB in the beginning and 968.3 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Sort C_DOUBLE not declared de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Sort C_DOUBLE not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...