./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-2.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/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 d4308bd7904aec4bec637498669b187d310fac2d ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 d4308bd7904aec4bec637498669b187d310fac2d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 [2019-11-15 23:39:14,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:39:14,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:39:14,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:39:14,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:39:14,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:39:14,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:39:14,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:39:14,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:39:14,702 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:39:14,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:39:14,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:39:14,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:39:14,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:39:14,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:39:14,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:39:14,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:39:14,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:39:14,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:39:14,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:39:14,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:39:14,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:39:14,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:39:14,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:39:14,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:39:14,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:39:14,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:39:14,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:39:14,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:39:14,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:39:14,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:39:14,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:39:14,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:39:14,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:39:14,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:39:14,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:39:14,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:39:14,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:39:14,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:39:14,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:39:14,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:39:14,736 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-15 23:39:14,751 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:39:14,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:39:14,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:39:14,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:39:14,754 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:39:14,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:39:14,755 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:39:14,755 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 23:39:14,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:39:14,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:39:14,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:39:14,756 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-15 23:39:14,756 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-15 23:39:14,757 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-15 23:39:14,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:39:14,758 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:39:14,758 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:39:14,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:39:14,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:39:14,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:39:14,760 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:39:14,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:39:14,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:39:14,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:39:14,761 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 23:39:14,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 23:39:14,762 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/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 -> d4308bd7904aec4bec637498669b187d310fac2d [2019-11-15 23:39:14,812 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:39:14,824 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:39:14,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:39:14,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:39:14,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:39:14,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-2.i [2019-11-15 23:39:14,901 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/data/5878f8dbf/da5ecb3f21a2464f921ca330caf96bb6/FLAGfc653e2c5 [2019-11-15 23:39:15,459 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:39:15,460 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/sv-benchmarks/c/ldv-memsafety/memleaks_test10-2.i [2019-11-15 23:39:15,475 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/data/5878f8dbf/da5ecb3f21a2464f921ca330caf96bb6/FLAGfc653e2c5 [2019-11-15 23:39:15,644 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/data/5878f8dbf/da5ecb3f21a2464f921ca330caf96bb6 [2019-11-15 23:39:15,647 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:39:15,652 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-15 23:39:15,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:39:15,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:39:15,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:39:15,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:39:15" (1/1) ... [2019-11-15 23:39:15,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13abbc57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:15, skipping insertion in model container [2019-11-15 23:39:15,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:39:15" (1/1) ... [2019-11-15 23:39:15,674 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:39:15,720 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:39:16,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:39:16,217 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:39:16,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:39:16,453 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:39:16,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:16 WrapperNode [2019-11-15 23:39:16,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:39:16,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:39:16,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:39:16,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:39:16,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:16" (1/1) ... [2019-11-15 23:39:16,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:16" (1/1) ... [2019-11-15 23:39:16,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:16" (1/1) ... [2019-11-15 23:39:16,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:16" (1/1) ... [2019-11-15 23:39:16,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:16" (1/1) ... [2019-11-15 23:39:16,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:16" (1/1) ... [2019-11-15 23:39:16,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:16" (1/1) ... [2019-11-15 23:39:16,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:39:16,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:39:16,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:39:16,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:39:16,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:16,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-15 23:39:16,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:39:16,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-15 23:39:16,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-15 23:39:16,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-15 23:39:16,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-15 23:39:16,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-15 23:39:16,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-15 23:39:16,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-11-15 23:39:16,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-11-15 23:39:16,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-15 23:39:16,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-15 23:39:16,681 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-11-15 23:39:16,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-11-15 23:39:16,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-11-15 23:39:16,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-11-15 23:39:16,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-11-15 23:39:16,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-11-15 23:39:16,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-11-15 23:39:16,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-11-15 23:39:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-11-15 23:39:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-11-15 23:39:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-11-15 23:39:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-11-15 23:39:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-11-15 23:39:16,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-11-15 23:39:16,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-11-15 23:39:16,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-11-15 23:39:16,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-11-15 23:39:16,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-11-15 23:39:16,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-11-15 23:39:16,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-11-15 23:39:16,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-11-15 23:39:16,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-11-15 23:39:16,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-11-15 23:39:16,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-11-15 23:39:16,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-11-15 23:39:16,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-11-15 23:39:16,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-11-15 23:39:16,690 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-15 23:39:16,690 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-15 23:39:16,690 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_10 [2019-11-15 23:39:16,690 INFO L138 BoogieDeclarations]: Found implementation of procedure free_10 [2019-11-15 23:39:16,690 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-11-15 23:39:16,691 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-15 23:39:16,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-15 23:39:16,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-15 23:39:16,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-15 23:39:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-15 23:39:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-15 23:39:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-15 23:39:16,693 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-15 23:39:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-15 23:39:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-15 23:39:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-15 23:39:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-15 23:39:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-15 23:39:16,694 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-15 23:39:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-15 23:39:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-15 23:39:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-15 23:39:16,695 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-15 23:39:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-15 23:39:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-15 23:39:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-15 23:39:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-15 23:39:16,696 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-15 23:39:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-15 23:39:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-15 23:39:16,697 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-15 23:39:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-15 23:39:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-15 23:39:16,698 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-15 23:39:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-15 23:39:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-15 23:39:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-15 23:39:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-15 23:39:16,701 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-15 23:39:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-15 23:39:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-15 23:39:16,702 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-15 23:39:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-15 23:39:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-15 23:39:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-15 23:39:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-15 23:39:16,703 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-15 23:39:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-15 23:39:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-15 23:39:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-15 23:39:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-15 23:39:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-15 23:39:16,704 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-15 23:39:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-15 23:39:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-15 23:39:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-15 23:39:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-15 23:39:16,705 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-15 23:39:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-15 23:39:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-15 23:39:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-15 23:39:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-15 23:39:16,706 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-15 23:39:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-15 23:39:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-15 23:39:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-15 23:39:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-15 23:39:16,707 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-15 23:39:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-15 23:39:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-15 23:39:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-15 23:39:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-15 23:39:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-15 23:39:16,708 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-15 23:39:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-15 23:39:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-15 23:39:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-15 23:39:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-15 23:39:16,709 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-15 23:39:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-15 23:39:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-15 23:39:16,710 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-15 23:39:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-15 23:39:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-15 23:39:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-15 23:39:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-15 23:39:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-15 23:39:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-15 23:39:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-15 23:39:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-15 23:39:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-15 23:39:16,712 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-15 23:39:16,713 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-15 23:39:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-15 23:39:16,714 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-15 23:39:16,718 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-15 23:39:16,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-15 23:39:16,719 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-15 23:39:16,719 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-15 23:39:16,719 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-15 23:39:16,720 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-15 23:39:16,720 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-15 23:39:16,721 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-15 23:39:16,721 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-15 23:39:16,721 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-15 23:39:16,721 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-15 23:39:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-15 23:39:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-15 23:39:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-15 23:39:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-15 23:39:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-15 23:39:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-15 23:39:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-15 23:39:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-15 23:39:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-15 23:39:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-15 23:39:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-15 23:39:16,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-15 23:39:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-15 23:39:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-11-15 23:39:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-11-15 23:39:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-15 23:39:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-15 23:39:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-15 23:39:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-15 23:39:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-15 23:39:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-15 23:39:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-11-15 23:39:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-15 23:39:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-11-15 23:39:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-11-15 23:39:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-11-15 23:39:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-15 23:39:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-11-15 23:39:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-11-15 23:39:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-11-15 23:39:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-11-15 23:39:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-15 23:39:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-11-15 23:39:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 23:39:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-11-15 23:39:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-11-15 23:39:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-11-15 23:39:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-11-15 23:39:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-11-15 23:39:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 23:39:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 23:39:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-11-15 23:39:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-11-15 23:39:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-15 23:39:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-11-15 23:39:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-11-15 23:39:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-11-15 23:39:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-11-15 23:39:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-11-15 23:39:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-11-15 23:39:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-11-15 23:39:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-11-15 23:39:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-11-15 23:39:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-11-15 23:39:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-11-15 23:39:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-15 23:39:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-15 23:39:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-15 23:39:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_10 [2019-11-15 23:39:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure free_10 [2019-11-15 23:39:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-11-15 23:39:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-15 23:39:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-15 23:39:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 23:39:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-15 23:39:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:39:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-15 23:39:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-15 23:39:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-15 23:39:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-15 23:39:17,359 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-15 23:39:17,750 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-15 23:39:18,174 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:39:18,174 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-15 23:39:18,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:39:18 BoogieIcfgContainer [2019-11-15 23:39:18,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:39:18,177 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:39:18,177 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:39:18,180 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:39:18,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:39:15" (1/3) ... [2019-11-15 23:39:18,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ebcdbfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:39:18, skipping insertion in model container [2019-11-15 23:39:18,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:16" (2/3) ... [2019-11-15 23:39:18,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ebcdbfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:39:18, skipping insertion in model container [2019-11-15 23:39:18,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:39:18" (3/3) ... [2019-11-15 23:39:18,190 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test10-2.i [2019-11-15 23:39:18,201 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:39:18,209 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 113 error locations. [2019-11-15 23:39:18,220 INFO L249 AbstractCegarLoop]: Starting to check reachability of 113 error locations. [2019-11-15 23:39:18,240 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:39:18,240 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-15 23:39:18,241 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:39:18,241 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:39:18,241 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:39:18,241 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:39:18,241 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:39:18,241 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:39:18,268 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2019-11-15 23:39:18,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-15 23:39:18,284 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:18,285 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:39:18,287 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:18,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:18,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1605444003, now seen corresponding path program 1 times [2019-11-15 23:39:18,299 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:18,299 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958158962] [2019-11-15 23:39:18,300 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:18,300 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:18,300 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:18,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:18,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:39:18,689 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958158962] [2019-11-15 23:39:18,690 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:39:18,690 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 23:39:18,690 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364970276] [2019-11-15 23:39:18,698 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 23:39:18,699 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:39:18,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 23:39:18,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-11-15 23:39:18,717 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 8 states. [2019-11-15 23:39:20,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:39:20,163 INFO L93 Difference]: Finished difference Result 213 states and 239 transitions. [2019-11-15 23:39:20,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 23:39:20,165 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 16 [2019-11-15 23:39:20,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:39:20,188 INFO L225 Difference]: With dead ends: 213 [2019-11-15 23:39:20,188 INFO L226 Difference]: Without dead ends: 206 [2019-11-15 23:39:20,194 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-11-15 23:39:20,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2019-11-15 23:39:20,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 102. [2019-11-15 23:39:20,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-11-15 23:39:20,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 107 transitions. [2019-11-15 23:39:20,270 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 107 transitions. Word has length 16 [2019-11-15 23:39:20,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:39:20,271 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 107 transitions. [2019-11-15 23:39:20,271 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 23:39:20,271 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 107 transitions. [2019-11-15 23:39:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-15 23:39:20,272 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:20,272 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:39:20,273 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:20,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:20,273 INFO L82 PathProgramCache]: Analyzing trace with hash -709511392, now seen corresponding path program 1 times [2019-11-15 23:39:20,274 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:20,274 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800633682] [2019-11-15 23:39:20,274 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:20,274 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:20,274 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:20,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:20,509 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-15 23:39:20,510 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800633682] [2019-11-15 23:39:20,510 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830375982] [2019-11-15 23:39:20,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:20,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-15 23:39:20,711 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:39:20,769 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 [2019-11-15 23:39:20,770 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:20,779 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:20,779 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:20,779 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-11-15 23:39:20,848 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:20,848 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 [2019-11-15 23:39:20,849 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:20,872 INFO L567 ElimStorePlain]: treesize reduction 14, result has 44.0 percent of original size [2019-11-15 23:39:20,873 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. [2019-11-15 23:39:20,873 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2019-11-15 23:39:20,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:39:20,886 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-15 23:39:20,886 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 9 [2019-11-15 23:39:20,887 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394139003] [2019-11-15 23:39:20,888 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-15 23:39:20,888 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:39:20,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-15 23:39:20,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-11-15 23:39:20,889 INFO L87 Difference]: Start difference. First operand 102 states and 107 transitions. Second operand 10 states. [2019-11-15 23:39:22,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:39:22,499 INFO L93 Difference]: Finished difference Result 192 states and 216 transitions. [2019-11-15 23:39:22,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-15 23:39:22,500 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 19 [2019-11-15 23:39:22,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:39:22,503 INFO L225 Difference]: With dead ends: 192 [2019-11-15 23:39:22,503 INFO L226 Difference]: Without dead ends: 192 [2019-11-15 23:39:22,504 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2019-11-15 23:39:22,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2019-11-15 23:39:22,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 113. [2019-11-15 23:39:22,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-11-15 23:39:22,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 127 transitions. [2019-11-15 23:39:22,521 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 127 transitions. Word has length 19 [2019-11-15 23:39:22,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:39:22,521 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 127 transitions. [2019-11-15 23:39:22,521 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-15 23:39:22,521 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 127 transitions. [2019-11-15 23:39:22,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-15 23:39:22,522 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:22,522 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:39:22,725 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:39:22,726 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:22,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:22,727 INFO L82 PathProgramCache]: Analyzing trace with hash -709511391, now seen corresponding path program 1 times [2019-11-15 23:39:22,727 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:22,727 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702672576] [2019-11-15 23:39:22,727 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:22,727 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:22,728 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:22,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:23,008 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-15 23:39:23,008 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702672576] [2019-11-15 23:39:23,008 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77141491] [2019-11-15 23:39:23,008 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:23,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 27 conjunts are in the unsatisfiable core [2019-11-15 23:39:23,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:39:23,196 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 [2019-11-15 23:39:23,196 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:23,202 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:23,202 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:23,203 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-11-15 23:39:23,367 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:23,367 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 [2019-11-15 23:39:23,368 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:23,386 INFO L567 ElimStorePlain]: treesize reduction 14, result has 50.0 percent of original size [2019-11-15 23:39:23,387 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. [2019-11-15 23:39:23,387 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:14 [2019-11-15 23:39:23,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:39:23,404 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-15 23:39:23,404 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 15 [2019-11-15 23:39:23,404 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334771079] [2019-11-15 23:39:23,405 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-11-15 23:39:23,405 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:39:23,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-11-15 23:39:23,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-11-15 23:39:23,406 INFO L87 Difference]: Start difference. First operand 113 states and 127 transitions. Second operand 16 states. [2019-11-15 23:39:25,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:39:25,961 INFO L93 Difference]: Finished difference Result 334 states and 372 transitions. [2019-11-15 23:39:25,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-15 23:39:25,961 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 19 [2019-11-15 23:39:25,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:39:25,965 INFO L225 Difference]: With dead ends: 334 [2019-11-15 23:39:25,965 INFO L226 Difference]: Without dead ends: 334 [2019-11-15 23:39:25,966 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=97, Invalid=455, Unknown=0, NotChecked=0, Total=552 [2019-11-15 23:39:25,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2019-11-15 23:39:25,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 141. [2019-11-15 23:39:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-11-15 23:39:25,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 174 transitions. [2019-11-15 23:39:25,985 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 174 transitions. Word has length 19 [2019-11-15 23:39:25,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:39:25,985 INFO L462 AbstractCegarLoop]: Abstraction has 141 states and 174 transitions. [2019-11-15 23:39:25,986 INFO L463 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-11-15 23:39:25,986 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 174 transitions. [2019-11-15 23:39:25,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-15 23:39:25,987 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:25,987 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:39:26,197 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:39:26,198 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:26,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:26,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1788504545, now seen corresponding path program 1 times [2019-11-15 23:39:26,201 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:26,201 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626346902] [2019-11-15 23:39:26,201 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:26,202 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:26,202 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:26,347 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-15 23:39:26,347 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626346902] [2019-11-15 23:39:26,347 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297968569] [2019-11-15 23:39:26,348 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:26,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:26,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-15 23:39:26,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:39:26,515 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:39:26,516 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-15 23:39:26,516 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 7 [2019-11-15 23:39:26,516 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275701853] [2019-11-15 23:39:26,516 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 23:39:26,517 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:39:26,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 23:39:26,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-15 23:39:26,517 INFO L87 Difference]: Start difference. First operand 141 states and 174 transitions. Second operand 5 states. [2019-11-15 23:39:26,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:39:26,549 INFO L93 Difference]: Finished difference Result 107 states and 115 transitions. [2019-11-15 23:39:26,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 23:39:26,551 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-11-15 23:39:26,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:39:26,552 INFO L225 Difference]: With dead ends: 107 [2019-11-15 23:39:26,552 INFO L226 Difference]: Without dead ends: 103 [2019-11-15 23:39:26,553 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 [2019-11-15 23:39:26,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2019-11-15 23:39:26,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2019-11-15 23:39:26,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-11-15 23:39:26,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 111 transitions. [2019-11-15 23:39:26,562 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 111 transitions. Word has length 19 [2019-11-15 23:39:26,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:39:26,562 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 111 transitions. [2019-11-15 23:39:26,562 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 23:39:26,563 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 111 transitions. [2019-11-15 23:39:26,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 23:39:26,563 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:26,563 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] [2019-11-15 23:39:26,764 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:39:26,765 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:26,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:26,765 INFO L82 PathProgramCache]: Analyzing trace with hash 73591324, now seen corresponding path program 1 times [2019-11-15 23:39:26,765 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:26,765 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332325553] [2019-11-15 23:39:26,765 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:26,765 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:26,765 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:26,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-15 23:39:26,879 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332325553] [2019-11-15 23:39:26,879 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:39:26,879 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 23:39:26,879 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541108880] [2019-11-15 23:39:26,880 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 23:39:26,880 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:39:26,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 23:39:26,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-15 23:39:26,880 INFO L87 Difference]: Start difference. First operand 103 states and 111 transitions. Second operand 8 states. [2019-11-15 23:39:27,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:39:27,206 INFO L93 Difference]: Finished difference Result 118 states and 128 transitions. [2019-11-15 23:39:27,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 23:39:27,207 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2019-11-15 23:39:27,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:39:27,208 INFO L225 Difference]: With dead ends: 118 [2019-11-15 23:39:27,208 INFO L226 Difference]: Without dead ends: 118 [2019-11-15 23:39:27,208 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 [2019-11-15 23:39:27,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-11-15 23:39:27,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 107. [2019-11-15 23:39:27,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-11-15 23:39:27,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 115 transitions. [2019-11-15 23:39:27,216 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 115 transitions. Word has length 24 [2019-11-15 23:39:27,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:39:27,217 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 115 transitions. [2019-11-15 23:39:27,217 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 23:39:27,217 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 115 transitions. [2019-11-15 23:39:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 23:39:27,218 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:27,218 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] [2019-11-15 23:39:27,219 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:27,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:27,220 INFO L82 PathProgramCache]: Analyzing trace with hash -1733863139, now seen corresponding path program 1 times [2019-11-15 23:39:27,220 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:27,220 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915347574] [2019-11-15 23:39:27,220 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:27,220 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:27,220 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:27,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:27,316 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-15 23:39:27,316 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915347574] [2019-11-15 23:39:27,317 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [503837227] [2019-11-15 23:39:27,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:27,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-15 23:39:27,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:39:27,525 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-15 23:39:27,525 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-15 23:39:27,525 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 6 [2019-11-15 23:39:27,526 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870652385] [2019-11-15 23:39:27,526 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-15 23:39:27,526 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:39:27,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-15 23:39:27,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-15 23:39:27,527 INFO L87 Difference]: Start difference. First operand 107 states and 115 transitions. Second operand 7 states. [2019-11-15 23:39:27,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:39:27,961 INFO L93 Difference]: Finished difference Result 112 states and 119 transitions. [2019-11-15 23:39:27,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 23:39:27,962 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2019-11-15 23:39:27,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:39:27,963 INFO L225 Difference]: With dead ends: 112 [2019-11-15 23:39:27,963 INFO L226 Difference]: Without dead ends: 112 [2019-11-15 23:39:27,964 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 [2019-11-15 23:39:27,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-11-15 23:39:27,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 106. [2019-11-15 23:39:27,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-11-15 23:39:27,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 113 transitions. [2019-11-15 23:39:27,972 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 113 transitions. Word has length 24 [2019-11-15 23:39:27,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:39:27,973 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 113 transitions. [2019-11-15 23:39:27,973 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-15 23:39:27,973 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 113 transitions. [2019-11-15 23:39:27,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-15 23:39:27,974 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:27,974 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] [2019-11-15 23:39:28,178 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:39:28,179 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:28,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:28,180 INFO L82 PathProgramCache]: Analyzing trace with hash -172732826, now seen corresponding path program 1 times [2019-11-15 23:39:28,180 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:28,180 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658097277] [2019-11-15 23:39:28,180 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:28,180 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:28,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:28,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:28,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:28,362 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-15 23:39:28,362 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658097277] [2019-11-15 23:39:28,363 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1696910512] [2019-11-15 23:39:28,363 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:28,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 14 conjunts are in the unsatisfiable core [2019-11-15 23:39:28,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:39:28,547 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 [2019-11-15 23:39:28,548 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:28,549 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:28,550 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:28,550 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-11-15 23:39:28,556 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 [2019-11-15 23:39:28,557 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:28,561 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:28,562 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:28,562 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:9 [2019-11-15 23:39:28,568 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 [2019-11-15 23:39:28,569 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:28,570 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:28,571 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:28,571 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2019-11-15 23:39:28,627 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:28,627 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 [2019-11-15 23:39:28,628 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:28,653 INFO L567 ElimStorePlain]: treesize reduction 14, result has 51.7 percent of original size [2019-11-15 23:39:28,654 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. [2019-11-15 23:39:28,654 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:15 [2019-11-15 23:39:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-15 23:39:28,683 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-15 23:39:28,683 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 11 [2019-11-15 23:39:28,683 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082884219] [2019-11-15 23:39:28,684 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-15 23:39:28,684 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:39:28,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-15 23:39:28,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-11-15 23:39:28,685 INFO L87 Difference]: Start difference. First operand 106 states and 113 transitions. Second operand 12 states. [2019-11-15 23:39:29,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:39:29,519 INFO L93 Difference]: Finished difference Result 137 states and 150 transitions. [2019-11-15 23:39:29,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-15 23:39:29,519 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 29 [2019-11-15 23:39:29,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:39:29,521 INFO L225 Difference]: With dead ends: 137 [2019-11-15 23:39:29,521 INFO L226 Difference]: Without dead ends: 137 [2019-11-15 23:39:29,521 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2019-11-15 23:39:29,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-11-15 23:39:29,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 109. [2019-11-15 23:39:29,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-11-15 23:39:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 119 transitions. [2019-11-15 23:39:29,528 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 119 transitions. Word has length 29 [2019-11-15 23:39:29,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:39:29,529 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 119 transitions. [2019-11-15 23:39:29,529 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-15 23:39:29,529 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 119 transitions. [2019-11-15 23:39:29,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-15 23:39:29,539 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:29,539 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] [2019-11-15 23:39:29,740 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:39:29,740 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:29,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:29,741 INFO L82 PathProgramCache]: Analyzing trace with hash -172732825, now seen corresponding path program 1 times [2019-11-15 23:39:29,741 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:29,741 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96890794] [2019-11-15 23:39:29,741 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:29,741 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:29,741 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:29,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:30,014 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-15 23:39:30,015 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96890794] [2019-11-15 23:39:30,015 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417275716] [2019-11-15 23:39:30,015 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:30,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 31 conjunts are in the unsatisfiable core [2019-11-15 23:39:30,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:39:30,209 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 [2019-11-15 23:39:30,209 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:30,215 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:30,215 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:30,215 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2019-11-15 23:39:30,272 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 [2019-11-15 23:39:30,273 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:30,289 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:30,294 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 [2019-11-15 23:39:30,295 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:30,302 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:30,303 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:30,303 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:28, output treesize:17 [2019-11-15 23:39:30,348 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 [2019-11-15 23:39:30,348 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:30,357 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:30,361 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 [2019-11-15 23:39:30,361 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:30,368 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:30,369 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:30,369 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:31, output treesize:9 [2019-11-15 23:39:30,545 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:30,546 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 [2019-11-15 23:39:30,547 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:30,568 INFO L567 ElimStorePlain]: treesize reduction 14, result has 50.0 percent of original size [2019-11-15 23:39:30,568 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. [2019-11-15 23:39:30,568 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:14 [2019-11-15 23:39:30,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-15 23:39:30,607 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-15 23:39:30,608 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 17 [2019-11-15 23:39:30,608 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873327050] [2019-11-15 23:39:30,609 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-11-15 23:39:30,609 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:39:30,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-11-15 23:39:30,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2019-11-15 23:39:30,609 INFO L87 Difference]: Start difference. First operand 109 states and 119 transitions. Second operand 18 states. [2019-11-15 23:39:31,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:39:31,876 INFO L93 Difference]: Finished difference Result 160 states and 172 transitions. [2019-11-15 23:39:31,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-15 23:39:31,876 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 29 [2019-11-15 23:39:31,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:39:31,878 INFO L225 Difference]: With dead ends: 160 [2019-11-15 23:39:31,878 INFO L226 Difference]: Without dead ends: 160 [2019-11-15 23:39:31,878 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=114, Invalid=642, Unknown=0, NotChecked=0, Total=756 [2019-11-15 23:39:31,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2019-11-15 23:39:31,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 113. [2019-11-15 23:39:31,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-11-15 23:39:31,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 122 transitions. [2019-11-15 23:39:31,885 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 122 transitions. Word has length 29 [2019-11-15 23:39:31,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:39:31,885 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 122 transitions. [2019-11-15 23:39:31,885 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-11-15 23:39:31,886 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 122 transitions. [2019-11-15 23:39:31,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-15 23:39:31,887 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:31,887 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] [2019-11-15 23:39:32,090 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:39:32,091 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:32,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:32,091 INFO L82 PathProgramCache]: Analyzing trace with hash -708569454, now seen corresponding path program 1 times [2019-11-15 23:39:32,092 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:32,092 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344521161] [2019-11-15 23:39:32,092 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:32,092 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:32,092 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:32,259 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-15 23:39:32,260 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344521161] [2019-11-15 23:39:32,260 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [783570022] [2019-11-15 23:39:32,260 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:32,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 18 conjunts are in the unsatisfiable core [2019-11-15 23:39:32,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:39:32,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-15 23:39:32,532 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-15 23:39:32,532 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 12 [2019-11-15 23:39:32,532 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408826295] [2019-11-15 23:39:32,533 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-15 23:39:32,533 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:39:32,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-15 23:39:32,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2019-11-15 23:39:32,534 INFO L87 Difference]: Start difference. First operand 113 states and 122 transitions. Second operand 13 states. [2019-11-15 23:39:33,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:39:33,118 INFO L93 Difference]: Finished difference Result 140 states and 152 transitions. [2019-11-15 23:39:33,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 23:39:33,118 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 28 [2019-11-15 23:39:33,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:39:33,119 INFO L225 Difference]: With dead ends: 140 [2019-11-15 23:39:33,119 INFO L226 Difference]: Without dead ends: 134 [2019-11-15 23:39:33,120 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2019-11-15 23:39:33,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-11-15 23:39:33,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 110. [2019-11-15 23:39:33,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-11-15 23:39:33,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 118 transitions. [2019-11-15 23:39:33,125 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 118 transitions. Word has length 28 [2019-11-15 23:39:33,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:39:33,125 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 118 transitions. [2019-11-15 23:39:33,125 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-11-15 23:39:33,125 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 118 transitions. [2019-11-15 23:39:33,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-15 23:39:33,126 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:33,127 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] [2019-11-15 23:39:33,330 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:39:33,331 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:33,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:33,331 INFO L82 PathProgramCache]: Analyzing trace with hash -678291451, now seen corresponding path program 1 times [2019-11-15 23:39:33,331 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:33,332 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17245147] [2019-11-15 23:39:33,332 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:33,332 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:33,332 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:33,475 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-15 23:39:33,475 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17245147] [2019-11-15 23:39:33,475 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096227471] [2019-11-15 23:39:33,475 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:33,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-15 23:39:33,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:39:33,674 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 [2019-11-15 23:39:33,674 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:33,680 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:33,689 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 [2019-11-15 23:39:33,689 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:33,694 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:33,694 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:33,694 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:23, output treesize:15 [2019-11-15 23:39:33,699 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 [2019-11-15 23:39:33,700 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:33,708 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:33,711 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 [2019-11-15 23:39:33,711 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:33,715 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:33,715 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:33,715 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2019-11-15 23:39:33,717 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-15 23:39:33,717 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-15 23:39:33,718 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 8 [2019-11-15 23:39:33,718 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546756490] [2019-11-15 23:39:33,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 23:39:33,718 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:39:33,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 23:39:33,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-15 23:39:33,719 INFO L87 Difference]: Start difference. First operand 110 states and 118 transitions. Second operand 6 states. [2019-11-15 23:39:33,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:39:33,808 INFO L93 Difference]: Finished difference Result 105 states and 110 transitions. [2019-11-15 23:39:33,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-15 23:39:33,809 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2019-11-15 23:39:33,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:39:33,810 INFO L225 Difference]: With dead ends: 105 [2019-11-15 23:39:33,810 INFO L226 Difference]: Without dead ends: 99 [2019-11-15 23:39:33,811 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2019-11-15 23:39:33,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-11-15 23:39:33,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 97. [2019-11-15 23:39:33,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-11-15 23:39:33,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 102 transitions. [2019-11-15 23:39:33,815 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 102 transitions. Word has length 29 [2019-11-15 23:39:33,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:39:33,816 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 102 transitions. [2019-11-15 23:39:33,816 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 23:39:33,816 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 102 transitions. [2019-11-15 23:39:33,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-15 23:39:33,817 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:33,817 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] [2019-11-15 23:39:34,021 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:39:34,026 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:34,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:34,026 INFO L82 PathProgramCache]: Analyzing trace with hash -512442236, now seen corresponding path program 1 times [2019-11-15 23:39:34,026 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:34,026 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130546885] [2019-11-15 23:39:34,026 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:34,027 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:34,027 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:34,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:34,275 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-15 23:39:34,276 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130546885] [2019-11-15 23:39:34,276 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1168385995] [2019-11-15 23:39:34,276 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:34,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 31 conjunts are in the unsatisfiable core [2019-11-15 23:39:34,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:39:34,533 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 [2019-11-15 23:39:34,533 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:34,539 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:34,542 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 [2019-11-15 23:39:34,542 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:34,548 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:34,549 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:34,549 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:11 [2019-11-15 23:39:34,576 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 [2019-11-15 23:39:34,576 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:34,582 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:34,582 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:34,582 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:14 [2019-11-15 23:39:34,614 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 [2019-11-15 23:39:34,614 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:34,618 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:34,618 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:34,618 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-11-15 23:39:34,686 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:34,687 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 [2019-11-15 23:39:34,688 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:34,691 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-11-15 23:39:34,730 INFO L567 ElimStorePlain]: treesize reduction 23, result has 65.7 percent of original size [2019-11-15 23:39:34,730 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:34,731 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:34,731 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:37, output treesize:43 [2019-11-15 23:39:34,771 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:34,787 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 [2019-11-15 23:39:34,788 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:34,795 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:34,796 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 [2019-11-15 23:39:34,796 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:34,797 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:34,797 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-15 23:39:34,817 INFO L567 ElimStorePlain]: treesize reduction 8, result has 74.2 percent of original size [2019-11-15 23:39:34,818 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. [2019-11-15 23:39:34,818 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:23 [2019-11-15 23:39:34,830 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-15 23:39:34,831 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-15 23:39:34,831 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 21 [2019-11-15 23:39:34,831 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005937300] [2019-11-15 23:39:34,831 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2019-11-15 23:39:34,832 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:39:34,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2019-11-15 23:39:34,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2019-11-15 23:39:34,832 INFO L87 Difference]: Start difference. First operand 97 states and 102 transitions. Second operand 22 states. [2019-11-15 23:39:36,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:39:36,186 INFO L93 Difference]: Finished difference Result 118 states and 124 transitions. [2019-11-15 23:39:36,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-11-15 23:39:36,187 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 32 [2019-11-15 23:39:36,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:39:36,188 INFO L225 Difference]: With dead ends: 118 [2019-11-15 23:39:36,188 INFO L226 Difference]: Without dead ends: 118 [2019-11-15 23:39:36,191 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 29 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=184, Invalid=1148, Unknown=0, NotChecked=0, Total=1332 [2019-11-15 23:39:36,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-11-15 23:39:36,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 96. [2019-11-15 23:39:36,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-11-15 23:39:36,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 101 transitions. [2019-11-15 23:39:36,196 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 101 transitions. Word has length 32 [2019-11-15 23:39:36,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:39:36,196 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 101 transitions. [2019-11-15 23:39:36,197 INFO L463 AbstractCegarLoop]: Interpolant automaton has 22 states. [2019-11-15 23:39:36,197 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 101 transitions. [2019-11-15 23:39:36,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-15 23:39:36,198 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:36,199 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] [2019-11-15 23:39:36,402 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:39:36,403 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, 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_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err5REQUIRES_VIOLATION, free_10Err0REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err4REQUIRES_VIOLATION, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err2REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr4REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-11-15 23:39:36,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:36,403 INFO L82 PathProgramCache]: Analyzing trace with hash -512442235, now seen corresponding path program 1 times [2019-11-15 23:39:36,404 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:39:36,404 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896369849] [2019-11-15 23:39:36,404 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:36,404 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:39:36,404 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:39:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:36,687 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-15 23:39:36,687 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896369849] [2019-11-15 23:39:36,687 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1032094358] [2019-11-15 23:39:36,687 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:39:36,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 42 conjunts are in the unsatisfiable core [2019-11-15 23:39:36,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:39:37,019 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 [2019-11-15 23:39:37,019 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:37,031 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:37,039 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 [2019-11-15 23:39:37,040 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:37,047 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:37,047 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-15 23:39:37,047 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:26, output treesize:11 [2019-11-15 23:39:37,205 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 [2019-11-15 23:39:37,205 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 23:39:37,219 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:37,220 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. [2019-11-15 23:39:37,220 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:20, output treesize:16 [2019-11-15 23:39:37,342 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:37,343 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 [2019-11-15 23:39:37,343 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:37,344 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-11-15 23:39:37,437 INFO L567 ElimStorePlain]: treesize reduction 34, result has 75.5 percent of original size [2019-11-15 23:39:37,465 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 23:39:37,465 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 [2019-11-15 23:39:37,466 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-15 23:39:37,467 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:37,467 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:37,468 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:37,469 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:37,469 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:37,470 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:37,471 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:37,472 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:37,472 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:37,473 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 23:39:37,483 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-15 23:39:37,688 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:39:37,688 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-15 23:39:37,692 INFO L168 Benchmark]: Toolchain (without parser) took 22043.60 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 335.0 MB). Free memory was 940.7 MB in the beginning and 997.2 MB in the end (delta: -56.5 MB). Peak memory consumption was 278.5 MB. Max. memory is 11.5 GB. [2019-11-15 23:39:37,692 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:39:37,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 800.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -163.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-15 23:39:37,693 INFO L168 Benchmark]: Boogie Preprocessor took 133.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 23:39:37,694 INFO L168 Benchmark]: RCFGBuilder took 1586.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 978.9 MB in the end (delta: 120.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 11.5 GB. [2019-11-15 23:39:37,694 INFO L168 Benchmark]: TraceAbstraction took 19514.31 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 190.3 MB). Free memory was 978.9 MB in the beginning and 997.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 172.0 MB. Max. memory is 11.5 GB. [2019-11-15 23:39:37,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 800.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -163.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 133.96 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1586.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 978.9 MB in the end (delta: 120.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 19514.31 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 190.3 MB). Free memory was 978.9 MB in the beginning and 997.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 172.0 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 [2019-11-15 23:39:40,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:39:40,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:39:40,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:39:40,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:39:40,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:39:40,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:39:40,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:39:40,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:39:40,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:39:40,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:39:40,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:39:40,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:39:40,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:39:40,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:39:40,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:39:40,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:39:40,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:39:40,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:39:40,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:39:40,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:39:40,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:39:40,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:39:40,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:39:40,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:39:40,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:39:40,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:39:40,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:39:40,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:39:40,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:39:40,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:39:40,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:39:40,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:39:40,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:39:40,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:39:40,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:39:40,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:39:40,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:39:40,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:39:40,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:39:40,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:39:40,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-15 23:39:40,474 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:39:40,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:39:40,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:39:40,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:39:40,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:39:40,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:39:40,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:39:40,477 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 23:39:40,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:39:40,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:39:40,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:39:40,478 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-15 23:39:40,478 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-15 23:39:40,479 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-15 23:39:40,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:39:40,479 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 23:39:40,479 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 23:39:40,480 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:39:40,480 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:39:40,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:39:40,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:39:40,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:39:40,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:39:40,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:39:40,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:39:40,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:39:40,485 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 23:39:40,485 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 23:39:40,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 23:39:40,486 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/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 -> d4308bd7904aec4bec637498669b187d310fac2d [2019-11-15 23:39:40,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:39:40,553 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:39:40,556 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:39:40,558 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:39:40,558 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:39:40,559 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-2.i [2019-11-15 23:39:40,622 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/data/e025196f1/80fad649c23f4f93a1f50dbdb537dcbc/FLAG2e207cff2 [2019-11-15 23:39:41,239 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:39:41,241 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/sv-benchmarks/c/ldv-memsafety/memleaks_test10-2.i [2019-11-15 23:39:41,265 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/data/e025196f1/80fad649c23f4f93a1f50dbdb537dcbc/FLAG2e207cff2 [2019-11-15 23:39:41,506 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/bin/uautomizer/data/e025196f1/80fad649c23f4f93a1f50dbdb537dcbc [2019-11-15 23:39:41,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:39:41,510 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-15 23:39:41,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:39:41,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:39:41,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:39:41,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:39:41" (1/1) ... [2019-11-15 23:39:41,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@788d6746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:41, skipping insertion in model container [2019-11-15 23:39:41,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:39:41" (1/1) ... [2019-11-15 23:39:41,527 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:39:41,587 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:39:42,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:39:42,155 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:39:42,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:39:42,369 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:39:42,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:42 WrapperNode [2019-11-15 23:39:42,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:39:42,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:39:42,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:39:42,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:39:42,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:42" (1/1) ... [2019-11-15 23:39:42,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:42" (1/1) ... [2019-11-15 23:39:42,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:42" (1/1) ... [2019-11-15 23:39:42,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:42" (1/1) ... [2019-11-15 23:39:42,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:42" (1/1) ... [2019-11-15 23:39:42,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:42" (1/1) ... [2019-11-15 23:39:42,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:42" (1/1) ... [2019-11-15 23:39:42,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:39:42,516 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:39:42,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:39:42,517 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:39:42,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:42,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-15 23:39:42,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:39:42,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-15 23:39:42,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-15 23:39:42,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-15 23:39:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-15 23:39:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-15 23:39:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-15 23:39:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-11-15 23:39:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-11-15 23:39:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-15 23:39:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-15 23:39:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-11-15 23:39:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-11-15 23:39:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-11-15 23:39:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-11-15 23:39:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-11-15 23:39:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-11-15 23:39:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-11-15 23:39:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-11-15 23:39:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-11-15 23:39:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-11-15 23:39:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-11-15 23:39:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-11-15 23:39:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-11-15 23:39:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-11-15 23:39:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-11-15 23:39:42,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-11-15 23:39:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-11-15 23:39:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-11-15 23:39:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-11-15 23:39:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-11-15 23:39:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-11-15 23:39:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-11-15 23:39:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-11-15 23:39:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-11-15 23:39:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-11-15 23:39:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-11-15 23:39:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-11-15 23:39:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-15 23:39:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-15 23:39:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_10 [2019-11-15 23:39:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure free_10 [2019-11-15 23:39:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-11-15 23:39:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-15 23:39:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-15 23:39:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-15 23:39:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-15 23:39:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-15 23:39:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-15 23:39:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-15 23:39:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-15 23:39:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-15 23:39:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-15 23:39:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-15 23:39:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-15 23:39:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-15 23:39:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-15 23:39:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-15 23:39:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-15 23:39:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-15 23:39:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-15 23:39:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-15 23:39:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-15 23:39:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-15 23:39:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-15 23:39:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-15 23:39:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-15 23:39:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-15 23:39:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-15 23:39:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-15 23:39:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-15 23:39:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-15 23:39:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-15 23:39:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-15 23:39:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-15 23:39:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-15 23:39:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-15 23:39:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-15 23:39:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-15 23:39:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-15 23:39:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-15 23:39:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-15 23:39:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-15 23:39:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-15 23:39:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-15 23:39:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-15 23:39:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-15 23:39:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-15 23:39:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-15 23:39:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-15 23:39:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-15 23:39:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-15 23:39:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-15 23:39:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-15 23:39:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-15 23:39:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-15 23:39:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-15 23:39:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-15 23:39:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-15 23:39:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-15 23:39:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-15 23:39:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-15 23:39:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-15 23:39:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-15 23:39:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-15 23:39:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-15 23:39:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-15 23:39:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-15 23:39:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-15 23:39:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-15 23:39:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-15 23:39:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-15 23:39:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-15 23:39:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-15 23:39:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-15 23:39:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-15 23:39:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-15 23:39:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-15 23:39:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-15 23:39:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-15 23:39:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-15 23:39:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-15 23:39:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-15 23:39:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-15 23:39:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-15 23:39:42,603 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-15 23:39:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-15 23:39:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-15 23:39:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-15 23:39:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-15 23:39:42,604 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-15 23:39:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-15 23:39:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-15 23:39:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-15 23:39:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-15 23:39:42,605 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-15 23:39:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-15 23:39:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-15 23:39:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-15 23:39:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-15 23:39:42,606 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-15 23:39:42,607 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-15 23:39:42,607 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-15 23:39:42,607 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-15 23:39:42,607 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-15 23:39:42,607 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-15 23:39:42,608 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-15 23:39:42,608 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-15 23:39:42,608 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-15 23:39:42,608 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-15 23:39:42,608 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-15 23:39:42,608 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-15 23:39:42,609 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-15 23:39:42,609 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-15 23:39:42,609 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-15 23:39:42,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-15 23:39:42,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-15 23:39:42,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-11-15 23:39:42,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-11-15 23:39:42,610 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-15 23:39:42,610 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-15 23:39:42,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-15 23:39:42,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-15 23:39:42,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-15 23:39:42,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-15 23:39:42,611 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-11-15 23:39:42,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-15 23:39:42,611 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-11-15 23:39:42,612 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-11-15 23:39:42,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-11-15 23:39:42,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-15 23:39:42,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-11-15 23:39:42,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-11-15 23:39:42,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-11-15 23:39:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-11-15 23:39:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-15 23:39:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-11-15 23:39:42,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 23:39:42,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-11-15 23:39:42,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-11-15 23:39:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-11-15 23:39:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-11-15 23:39:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-11-15 23:39:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 23:39:42,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 23:39:42,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-11-15 23:39:42,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-11-15 23:39:42,619 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-15 23:39:42,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-11-15 23:39:42,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-11-15 23:39:42,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-11-15 23:39:42,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-11-15 23:39:42,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-11-15 23:39:42,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-11-15 23:39:42,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-11-15 23:39:42,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-11-15 23:39:42,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-11-15 23:39:42,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-11-15 23:39:42,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-11-15 23:39:42,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-15 23:39:42,622 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-15 23:39:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-15 23:39:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_10 [2019-11-15 23:39:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure free_10 [2019-11-15 23:39:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-11-15 23:39:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-15 23:39:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-15 23:39:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 23:39:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-15 23:39:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:39:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-15 23:39:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-15 23:39:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-11-15 23:39:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-11-15 23:39:43,348 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-15 23:39:43,965 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-15 23:39:44,712 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:39:44,712 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-15 23:39:44,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:39:44 BoogieIcfgContainer [2019-11-15 23:39:44,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:39:44,715 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:39:44,716 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:39:44,719 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:39:44,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:39:41" (1/3) ... [2019-11-15 23:39:44,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16952c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:39:44, skipping insertion in model container [2019-11-15 23:39:44,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:39:42" (2/3) ... [2019-11-15 23:39:44,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16952c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:39:44, skipping insertion in model container [2019-11-15 23:39:44,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:39:44" (3/3) ... [2019-11-15 23:39:44,723 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test10-2.i [2019-11-15 23:39:44,734 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:39:44,746 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 113 error locations. [2019-11-15 23:39:44,758 INFO L249 AbstractCegarLoop]: Starting to check reachability of 113 error locations. [2019-11-15 23:39:44,781 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:39:44,781 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-15 23:39:44,782 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:39:44,782 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:39:44,782 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:39:44,782 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:39:44,783 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:39:44,783 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:39:44,807 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2019-11-15 23:39:44,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-15 23:39:44,819 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:39:44,820 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:39:44,823 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, alloc_10Err1REQUIRES_VIOLATION, alloc_10Err2REQUIRES_VIOLATION, alloc_10Err3REQUIRES_VIOLATION, alloc_10Err4REQUIRES_VIOLATION, alloc_10Err0REQUIRES_VIOLATION, alloc_10Err5REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, free_10Err2REQUIRES_VIOLATION, free_10Err1REQUIRES_VIOLATION, free_10Err8ASSERT_VIOLATIONMEMORY_FREE, free_10Err6ASSERT_VIOLATIONMEMORY_FREE, free_10Err7ASSERT_VIOLATIONMEMORY_FREE, free_10Err0REQUIRES_VIOLATION, free_10Err5REQUIRES_VIOLATION, free_10Err4REQUIRES_VIOLATION, free_10Err3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_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_pointErr4REQUIRES_VIOLATION, entry_pointErr16ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr23ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5REQUIRES_VIOLATION, entry_pointErr18ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6REQUIRES_VIOLATION, entry_pointErr8REQUIRES_VIOLATION, entry_pointErr7REQUIRES_VIOLATION, entry_pointErr9REQUIRES_VIOLATION, entry_pointErr21ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr10REQUIRES_VIOLATION, entry_pointErr12REQUIRES_VIOLATION, entry_pointErr11REQUIRES_VIOLATION, entry_pointErr13REQUIRES_VIOLATION, entry_pointErr25ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr14REQUIRES_VIOLATION, entry_pointErr15REQUIRES_VIOLATION, entry_pointErr17ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr20REQUIRES_VIOLATION, entry_pointErr19REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr22ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr26ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr24ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr2REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-15 23:39:44,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:39:44,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1033291871, now seen corresponding path program 1 times [2019-11-15 23:39:44,843 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 23:39:44,844 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [478415034] [2019-11-15 23:39:44,844 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00a509b6-0d2b-45b4-850e-791722987479/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 [2019-11-15 23:39:45,093 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-15 23:39:45,094 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) [2019-11-15 23:39:45,100 INFO L168 Benchmark]: Toolchain (without parser) took 3589.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 947.0 MB in the beginning and 923.8 MB in the end (delta: 23.2 MB). Peak memory consumption was 129.6 MB. Max. memory is 11.5 GB. [2019-11-15 23:39:45,101 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:39:45,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -118.5 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2019-11-15 23:39:45,102 INFO L168 Benchmark]: Boogie Preprocessor took 145.58 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:39:45,103 INFO L168 Benchmark]: RCFGBuilder took 2197.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 943.2 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.2 MB. Max. memory is 11.5 GB. [2019-11-15 23:39:45,103 INFO L168 Benchmark]: TraceAbstraction took 382.18 ms. Allocated memory is still 1.1 GB. Free memory was 943.2 MB in the beginning and 923.8 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2019-11-15 23:39:45,116 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 857.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -118.5 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 145.58 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2197.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 943.2 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 382.18 ms. Allocated memory is still 1.1 GB. Free memory was 943.2 MB in the beginning and 923.8 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 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...