./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/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 ba3b14ef0de39694a8a8eb7210506a4804ce5885 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/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 ba3b14ef0de39694a8a8eb7210506a4804ce5885 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort C_DOUBLE not declared --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:54:59,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:54:59,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:54:59,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:54:59,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:54:59,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:54:59,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:54:59,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:54:59,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:54:59,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:54:59,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:54:59,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:54:59,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:54:59,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:54:59,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:54:59,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:54:59,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:54:59,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:54:59,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:54:59,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:54:59,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:54:59,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:54:59,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:54:59,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:54:59,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:54:59,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:54:59,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:54:59,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:54:59,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:54:59,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:54:59,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:54:59,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:54:59,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:54:59,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:54:59,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:54:59,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:54:59,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:54:59,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:54:59,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:54:59,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:54:59,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:54:59,927 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-10-22 08:54:59,943 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:54:59,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:54:59,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:54:59,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:54:59,948 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:54:59,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:54:59,949 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:54:59,949 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:54:59,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:54:59,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:54:59,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:54:59,950 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 08:54:59,950 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 08:54:59,950 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 08:54:59,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:54:59,950 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:54:59,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:54:59,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:54:59,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:54:59,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:54:59,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:54:59,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:54:59,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:54:59,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:54:59,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:54:59,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:54:59,954 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/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 -> ba3b14ef0de39694a8a8eb7210506a4804ce5885 [2019-10-22 08:54:59,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:55:00,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:55:00,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:55:00,013 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:55:00,013 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:55:00,014 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i [2019-10-22 08:55:00,063 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/data/90eff9edc/159760f857fd463ba5244ff1739db5b4/FLAG540b57a36 [2019-10-22 08:55:00,496 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:55:00,497 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i [2019-10-22 08:55:00,509 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/data/90eff9edc/159760f857fd463ba5244ff1739db5b4/FLAG540b57a36 [2019-10-22 08:55:00,863 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/data/90eff9edc/159760f857fd463ba5244ff1739db5b4 [2019-10-22 08:55:00,865 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:55:00,866 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-10-22 08:55:00,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:00,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:55:00,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:55:00,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:00" (1/1) ... [2019-10-22 08:55:00,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c266bd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00, skipping insertion in model container [2019-10-22 08:55:00,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:00" (1/1) ... [2019-10-22 08:55:00,883 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:55:00,932 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:55:01,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:01,324 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:55:01,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:01,471 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:01,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:01 WrapperNode [2019-10-22 08:55:01,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:01,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:01,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:01,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:01,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:01" (1/1) ... [2019-10-22 08:55:01,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:01" (1/1) ... [2019-10-22 08:55:01,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:01" (1/1) ... [2019-10-22 08:55:01,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:01" (1/1) ... [2019-10-22 08:55:01,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:01" (1/1) ... [2019-10-22 08:55:01,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:01" (1/1) ... [2019-10-22 08:55:01,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:01" (1/1) ... [2019-10-22 08:55:01,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:01,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:01,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:01,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:01,554 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-22 08:55:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 08:55:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-22 08:55:01,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-22 08:55:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-22 08:55:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-22 08:55:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-22 08:55:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-10-22 08:55:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-10-22 08:55:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-22 08:55:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-22 08:55:01,620 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-10-22 08:55:01,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-10-22 08:55:01,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-10-22 08:55:01,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-10-22 08:55:01,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-10-22 08:55:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-10-22 08:55:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-10-22 08:55:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-10-22 08:55:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-10-22 08:55:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-10-22 08:55:01,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-10-22 08:55:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-22 08:55:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-22 08:55:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-10-22 08:55:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-10-22 08:55:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-10-22 08:55:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-10-22 08:55:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-10-22 08:55:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-10-22 08:55:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-10-22 08:55:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-10-22 08:55:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-10-22 08:55:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-10-22 08:55:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-10-22 08:55:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-10-22 08:55:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-10-22 08:55:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-10-22 08:55:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-10-22 08:55:01,624 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-10-22 08:55:01,624 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-10-22 08:55:01,624 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-22 08:55:01,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-22 08:55:01,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-22 08:55:01,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-22 08:55:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-22 08:55:01,624 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-22 08:55:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-22 08:55:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-22 08:55:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-22 08:55:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-22 08:55:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-22 08:55:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-22 08:55:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-22 08:55:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-22 08:55:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-22 08:55:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-22 08:55:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-22 08:55:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-22 08:55:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-22 08:55:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-22 08:55:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-22 08:55:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-22 08:55:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-22 08:55:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-22 08:55:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-22 08:55:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-22 08:55:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-22 08:55:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-22 08:55:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-22 08:55:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-22 08:55:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-22 08:55:01,627 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-22 08:55:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-22 08:55:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-22 08:55:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-22 08:55:01,628 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-22 08:55:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-22 08:55:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-22 08:55:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-22 08:55:01,629 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-22 08:55:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-22 08:55:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-22 08:55:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-22 08:55:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-22 08:55:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-22 08:55:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-22 08:55:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-22 08:55:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-22 08:55:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-22 08:55:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-22 08:55:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-22 08:55:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-22 08:55:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-22 08:55:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-22 08:55:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-22 08:55:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-22 08:55:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-22 08:55:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-22 08:55:01,632 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-22 08:55:01,632 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-22 08:55:01,632 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-22 08:55:01,632 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-22 08:55:01,632 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-22 08:55:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-22 08:55:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-22 08:55:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-22 08:55:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-22 08:55:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-22 08:55:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-22 08:55:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-22 08:55:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-22 08:55:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-22 08:55:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-22 08:55:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-22 08:55:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-22 08:55:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-22 08:55:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-22 08:55:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-22 08:55:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-22 08:55:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-22 08:55:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-22 08:55:01,635 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-22 08:55:01,635 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-22 08:55:01,635 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-22 08:55:01,635 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-22 08:55:01,635 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-22 08:55:01,635 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-22 08:55:01,635 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-22 08:55:01,635 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-22 08:55:01,635 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-22 08:55:01,636 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-22 08:55:01,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-22 08:55:01,636 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-22 08:55:01,636 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-22 08:55:01,637 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-22 08:55:01,637 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-22 08:55:01,637 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-22 08:55:01,637 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-22 08:55:01,637 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-22 08:55:01,637 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-22 08:55:01,637 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-22 08:55:01,638 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-22 08:55:01,638 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-22 08:55:01,638 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-22 08:55:01,638 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-22 08:55:01,638 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-22 08:55:01,638 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-22 08:55:01,638 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-22 08:55:01,639 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-22 08:55:01,639 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-22 08:55:01,639 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-22 08:55:01,639 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-22 08:55:01,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-22 08:55:01,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-22 08:55:01,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-10-22 08:55:01,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-10-22 08:55:01,640 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-22 08:55:01,640 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-22 08:55:01,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-22 08:55:01,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 08:55:01,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-22 08:55:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-22 08:55:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-10-22 08:55:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 08:55:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-10-22 08:55:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-10-22 08:55:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-10-22 08:55:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 08:55:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-10-22 08:55:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-10-22 08:55:01,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-10-22 08:55:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-10-22 08:55:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-22 08:55:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-10-22 08:55:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:55:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-10-22 08:55:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-10-22 08:55:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-22 08:55:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-22 08:55:01,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-10-22 08:55:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 08:55:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:55:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-10-22 08:55:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-10-22 08:55:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 08:55:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-10-22 08:55:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-10-22 08:55:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-10-22 08:55:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-10-22 08:55:01,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-10-22 08:55:01,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-10-22 08:55:01,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-10-22 08:55:01,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-10-22 08:55:01,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-10-22 08:55:01,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-10-22 08:55:01,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-10-22 08:55:01,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-22 08:55:01,645 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-10-22 08:55:01,645 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-10-22 08:55:01,645 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-10-22 08:55:01,645 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-22 08:55:01,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-22 08:55:01,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:55:01,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 08:55:01,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:01,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 08:55:01,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-22 08:55:01,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-22 08:55:01,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-22 08:55:02,165 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 08:55:02,408 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 08:55:02,698 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:02,698 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-22 08:55:02,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:02 BoogieIcfgContainer [2019-10-22 08:55:02,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:02,700 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:55:02,702 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:55:02,704 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:55:02,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:55:00" (1/3) ... [2019-10-22 08:55:02,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39f2602b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:02, skipping insertion in model container [2019-10-22 08:55:02,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:01" (2/3) ... [2019-10-22 08:55:02,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39f2602b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:02, skipping insertion in model container [2019-10-22 08:55:02,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:02" (3/3) ... [2019-10-22 08:55:02,708 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test18_1.i [2019-10-22 08:55:02,719 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:55:02,727 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 78 error locations. [2019-10-22 08:55:02,742 INFO L249 AbstractCegarLoop]: Starting to check reachability of 78 error locations. [2019-10-22 08:55:02,767 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:55:02,769 INFO L374 AbstractCegarLoop]: Hoare is false [2019-10-22 08:55:02,769 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:55:02,769 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:02,769 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:02,769 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:55:02,769 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:02,770 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:55:02,793 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-10-22 08:55:02,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 08:55:02,803 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:02,804 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:02,806 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:02,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:02,812 INFO L82 PathProgramCache]: Analyzing trace with hash 823941235, now seen corresponding path program 1 times [2019-10-22 08:55:02,820 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:02,820 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579461304] [2019-10-22 08:55:02,821 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:02,821 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:02,821 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:02,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:03,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:03,147 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579461304] [2019-10-22 08:55:03,148 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:03,148 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-22 08:55:03,148 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543021014] [2019-10-22 08:55:03,152 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-22 08:55:03,153 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:03,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-22 08:55:03,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:55:03,170 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 8 states. [2019-10-22 08:55:03,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:03,643 INFO L93 Difference]: Finished difference Result 112 states and 133 transitions. [2019-10-22 08:55:03,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:55:03,645 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2019-10-22 08:55:03,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:03,657 INFO L225 Difference]: With dead ends: 112 [2019-10-22 08:55:03,662 INFO L226 Difference]: Without dead ends: 101 [2019-10-22 08:55:03,664 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-10-22 08:55:03,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-10-22 08:55:03,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 50. [2019-10-22 08:55:03,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2019-10-22 08:55:03,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 61 transitions. [2019-10-22 08:55:03,714 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 61 transitions. Word has length 17 [2019-10-22 08:55:03,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:03,714 INFO L462 AbstractCegarLoop]: Abstraction has 50 states and 61 transitions. [2019-10-22 08:55:03,715 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-22 08:55:03,715 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2019-10-22 08:55:03,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 08:55:03,717 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:03,717 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:03,717 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:03,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:03,718 INFO L82 PathProgramCache]: Analyzing trace with hash -227982982, now seen corresponding path program 1 times [2019-10-22 08:55:03,718 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:03,718 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679768453] [2019-10-22 08:55:03,719 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:03,719 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:03,719 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:03,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:03,855 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679768453] [2019-10-22 08:55:03,855 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:03,855 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:55:03,856 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134130877] [2019-10-22 08:55:03,857 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 08:55:03,857 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:03,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 08:55:03,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:55:03,858 INFO L87 Difference]: Start difference. First operand 50 states and 61 transitions. Second operand 7 states. [2019-10-22 08:55:04,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:04,181 INFO L93 Difference]: Finished difference Result 81 states and 96 transitions. [2019-10-22 08:55:04,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:55:04,181 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2019-10-22 08:55:04,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:04,183 INFO L225 Difference]: With dead ends: 81 [2019-10-22 08:55:04,183 INFO L226 Difference]: Without dead ends: 81 [2019-10-22 08:55:04,184 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:55:04,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2019-10-22 08:55:04,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 63. [2019-10-22 08:55:04,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-10-22 08:55:04,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 83 transitions. [2019-10-22 08:55:04,192 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 83 transitions. Word has length 18 [2019-10-22 08:55:04,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:04,193 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 83 transitions. [2019-10-22 08:55:04,193 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 08:55:04,193 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2019-10-22 08:55:04,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 08:55:04,194 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:04,194 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:04,195 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:04,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:04,195 INFO L82 PathProgramCache]: Analyzing trace with hash -227982981, now seen corresponding path program 1 times [2019-10-22 08:55:04,195 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:04,195 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233675653] [2019-10-22 08:55:04,196 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:04,196 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:04,196 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:04,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:04,408 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233675653] [2019-10-22 08:55:04,408 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:04,408 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-22 08:55:04,408 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953630611] [2019-10-22 08:55:04,409 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-22 08:55:04,409 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:04,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-22 08:55:04,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2019-10-22 08:55:04,409 INFO L87 Difference]: Start difference. First operand 63 states and 83 transitions. Second operand 11 states. [2019-10-22 08:55:04,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:04,848 INFO L93 Difference]: Finished difference Result 96 states and 120 transitions. [2019-10-22 08:55:04,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-22 08:55:04,849 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 18 [2019-10-22 08:55:04,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:04,850 INFO L225 Difference]: With dead ends: 96 [2019-10-22 08:55:04,850 INFO L226 Difference]: Without dead ends: 96 [2019-10-22 08:55:04,850 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2019-10-22 08:55:04,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2019-10-22 08:55:04,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 77. [2019-10-22 08:55:04,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-10-22 08:55:04,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 106 transitions. [2019-10-22 08:55:04,867 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 106 transitions. Word has length 18 [2019-10-22 08:55:04,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:04,867 INFO L462 AbstractCegarLoop]: Abstraction has 77 states and 106 transitions. [2019-10-22 08:55:04,867 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-22 08:55:04,867 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 106 transitions. [2019-10-22 08:55:04,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 08:55:04,868 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:04,868 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:04,868 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:04,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:04,868 INFO L82 PathProgramCache]: Analyzing trace with hash -2035437445, now seen corresponding path program 1 times [2019-10-22 08:55:04,869 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:04,869 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102278290] [2019-10-22 08:55:04,869 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:04,869 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:04,869 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:04,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:04,941 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102278290] [2019-10-22 08:55:04,941 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:04,941 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 08:55:04,942 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853701220] [2019-10-22 08:55:04,942 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 08:55:04,942 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:04,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 08:55:04,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:55:04,942 INFO L87 Difference]: Start difference. First operand 77 states and 106 transitions. Second operand 7 states. [2019-10-22 08:55:05,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:05,089 INFO L93 Difference]: Finished difference Result 62 states and 79 transitions. [2019-10-22 08:55:05,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:55:05,090 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2019-10-22 08:55:05,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:05,091 INFO L225 Difference]: With dead ends: 62 [2019-10-22 08:55:05,091 INFO L226 Difference]: Without dead ends: 60 [2019-10-22 08:55:05,091 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-22 08:55:05,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2019-10-22 08:55:05,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2019-10-22 08:55:05,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-10-22 08:55:05,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 77 transitions. [2019-10-22 08:55:05,096 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 77 transitions. Word has length 18 [2019-10-22 08:55:05,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:05,097 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 77 transitions. [2019-10-22 08:55:05,097 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 08:55:05,097 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2019-10-22 08:55:05,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 08:55:05,097 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:05,098 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] [2019-10-22 08:55:05,098 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:05,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:05,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1557222022, now seen corresponding path program 1 times [2019-10-22 08:55:05,099 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:05,099 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337292675] [2019-10-22 08:55:05,099 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:05,099 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:05,099 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:05,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:05,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 08:55:05,213 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337292675] [2019-10-22 08:55:05,213 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [819793843] [2019-10-22 08:55:05,213 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:55:05,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:05,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-22 08:55:05,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:55:05,394 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-10-22 08:55:05,395 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 08:55:05,402 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 08:55:05,403 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-10-22 08:55:05,403 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-10-22 08:55:05,448 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 08:55:05,449 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2019-10-22 08:55:05,449 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 08:55:05,464 INFO L567 ElimStorePlain]: treesize reduction 14, result has 44.0 percent of original size [2019-10-22 08:55:05,464 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-22 08:55:05,465 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2019-10-22 08:55:05,470 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:05,471 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 08:55:05,471 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 9 [2019-10-22 08:55:05,471 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886010119] [2019-10-22 08:55:05,471 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-22 08:55:05,472 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:05,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-22 08:55:05,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-10-22 08:55:05,472 INFO L87 Difference]: Start difference. First operand 60 states and 77 transitions. Second operand 10 states. [2019-10-22 08:55:05,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:05,870 INFO L93 Difference]: Finished difference Result 92 states and 117 transitions. [2019-10-22 08:55:05,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 08:55:05,870 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 23 [2019-10-22 08:55:05,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:05,871 INFO L225 Difference]: With dead ends: 92 [2019-10-22 08:55:05,871 INFO L226 Difference]: Without dead ends: 90 [2019-10-22 08:55:05,872 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2019-10-22 08:55:05,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-10-22 08:55:05,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 57. [2019-10-22 08:55:05,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-10-22 08:55:05,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 72 transitions. [2019-10-22 08:55:05,882 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 72 transitions. Word has length 23 [2019-10-22 08:55:05,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:05,883 INFO L462 AbstractCegarLoop]: Abstraction has 57 states and 72 transitions. [2019-10-22 08:55:05,883 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-22 08:55:05,883 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2019-10-22 08:55:05,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 08:55:05,883 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:05,884 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] [2019-10-22 08:55:06,085 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:55:06,085 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:06,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:06,086 INFO L82 PathProgramCache]: Analyzing trace with hash -1557222021, now seen corresponding path program 1 times [2019-10-22 08:55:06,086 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:06,086 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331854146] [2019-10-22 08:55:06,086 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:06,086 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:06,086 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 08:55:06,308 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331854146] [2019-10-22 08:55:06,308 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916657727] [2019-10-22 08:55:06,309 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:55:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:06,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 26 conjunts are in the unsatisfiable core [2019-10-22 08:55:06,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:55:06,426 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-10-22 08:55:06,427 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 08:55:06,431 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 08:55:06,432 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-10-22 08:55:06,432 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:13, output treesize:9 [2019-10-22 08:55:06,557 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-22 08:55:06,557 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2019-10-22 08:55:06,558 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:55:06,563 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-22 08:55:06,585 INFO L567 ElimStorePlain]: treesize reduction 10, result has 70.6 percent of original size [2019-10-22 08:55:06,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:55:06,587 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-22 08:55:06,587 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:21, output treesize:21 [2019-10-22 08:55:06,587 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:55:06,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:55:06,634 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:55:06,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:06,660 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 08:55:06,660 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2019-10-22 08:55:06,661 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016421859] [2019-10-22 08:55:06,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-10-22 08:55:06,661 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:06,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-10-22 08:55:06,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2019-10-22 08:55:06,662 INFO L87 Difference]: Start difference. First operand 57 states and 72 transitions. Second operand 18 states. [2019-10-22 08:55:07,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:07,375 INFO L93 Difference]: Finished difference Result 115 states and 136 transitions. [2019-10-22 08:55:07,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-22 08:55:07,375 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 23 [2019-10-22 08:55:07,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:07,376 INFO L225 Difference]: With dead ends: 115 [2019-10-22 08:55:07,376 INFO L226 Difference]: Without dead ends: 115 [2019-10-22 08:55:07,377 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 17 SyntacticMatches, 3 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=134, Invalid=678, Unknown=0, NotChecked=0, Total=812 [2019-10-22 08:55:07,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2019-10-22 08:55:07,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 63. [2019-10-22 08:55:07,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-10-22 08:55:07,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 79 transitions. [2019-10-22 08:55:07,383 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 79 transitions. Word has length 23 [2019-10-22 08:55:07,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:07,383 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 79 transitions. [2019-10-22 08:55:07,383 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-10-22 08:55:07,383 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2019-10-22 08:55:07,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 08:55:07,384 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:07,384 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, 1] [2019-10-22 08:55:07,585 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:55:07,585 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:07,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:07,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1841785114, now seen corresponding path program 1 times [2019-10-22 08:55:07,586 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:07,586 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823285544] [2019-10-22 08:55:07,586 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:07,586 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:07,586 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 08:55:07,650 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823285544] [2019-10-22 08:55:07,650 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:07,651 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 08:55:07,651 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797619248] [2019-10-22 08:55:07,651 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 08:55:07,651 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:07,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 08:55:07,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:55:07,652 INFO L87 Difference]: Start difference. First operand 63 states and 79 transitions. Second operand 7 states. [2019-10-22 08:55:07,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:07,748 INFO L93 Difference]: Finished difference Result 89 states and 110 transitions. [2019-10-22 08:55:07,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:55:07,748 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2019-10-22 08:55:07,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:07,749 INFO L225 Difference]: With dead ends: 89 [2019-10-22 08:55:07,749 INFO L226 Difference]: Without dead ends: 89 [2019-10-22 08:55:07,749 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:55:07,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2019-10-22 08:55:07,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 65. [2019-10-22 08:55:07,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-10-22 08:55:07,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 80 transitions. [2019-10-22 08:55:07,753 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 80 transitions. Word has length 25 [2019-10-22 08:55:07,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:07,753 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 80 transitions. [2019-10-22 08:55:07,753 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 08:55:07,753 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2019-10-22 08:55:07,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 08:55:07,754 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:07,754 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] [2019-10-22 08:55:07,755 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:07,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:07,755 INFO L82 PathProgramCache]: Analyzing trace with hash 1226749460, now seen corresponding path program 1 times [2019-10-22 08:55:07,755 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:07,755 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027707721] [2019-10-22 08:55:07,755 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:07,756 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:07,756 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:07,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:07,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 08:55:07,817 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027707721] [2019-10-22 08:55:07,817 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:07,818 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:55:07,818 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67736851] [2019-10-22 08:55:07,818 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 08:55:07,818 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:07,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:55:07,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:55:07,819 INFO L87 Difference]: Start difference. First operand 65 states and 80 transitions. Second operand 6 states. [2019-10-22 08:55:07,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:07,885 INFO L93 Difference]: Finished difference Result 61 states and 70 transitions. [2019-10-22 08:55:07,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:55:07,885 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2019-10-22 08:55:07,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:07,886 INFO L225 Difference]: With dead ends: 61 [2019-10-22 08:55:07,886 INFO L226 Difference]: Without dead ends: 61 [2019-10-22 08:55:07,886 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:55:07,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2019-10-22 08:55:07,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 58. [2019-10-22 08:55:07,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2019-10-22 08:55:07,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 67 transitions. [2019-10-22 08:55:07,890 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 67 transitions. Word has length 26 [2019-10-22 08:55:07,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:07,890 INFO L462 AbstractCegarLoop]: Abstraction has 58 states and 67 transitions. [2019-10-22 08:55:07,890 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 08:55:07,890 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2019-10-22 08:55:07,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 08:55:07,891 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:07,891 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] [2019-10-22 08:55:07,891 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_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_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:07,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:07,892 INFO L82 PathProgramCache]: Analyzing trace with hash -625516599, now seen corresponding path program 1 times [2019-10-22 08:55:07,892 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:07,892 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433760519] [2019-10-22 08:55:07,893 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:07,893 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:07,893 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:07,930 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:55:07,930 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 08:55:07,940 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-10-22 08:55:07,945 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 42 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-10-22 08:55:07,946 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 41 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-10-22 08:55:07,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:55:07 BoogieIcfgContainer [2019-10-22 08:55:07,954 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:55:07,954 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:55:07,954 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:55:07,954 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:55:07,955 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:02" (3/4) ... [2019-10-22 08:55:07,959 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:55:07,959 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:55:07,960 INFO L168 Benchmark]: Toolchain (without parser) took 7093.67 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 345.0 MB). Free memory was 939.1 MB in the beginning and 1.2 GB in the end (delta: -274.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:07,960 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:07,961 INFO L168 Benchmark]: CACSL2BoogieTranslator took 602.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -180.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:07,961 INFO L168 Benchmark]: Boogie Preprocessor took 79.98 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:07,962 INFO L168 Benchmark]: RCFGBuilder took 1146.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.7 MB). Peak memory consumption was 109.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:07,962 INFO L168 Benchmark]: TraceAbstraction took 5254.09 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 188.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -210.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:07,962 INFO L168 Benchmark]: Witness Printer took 4.51 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:07,965 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 602.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -180.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.98 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1146.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.7 MB). Peak memory consumption was 109.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5254.09 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 188.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -210.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 4.51 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 42 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 41 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 779]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 779. Possible FailurePath: [L570] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [\old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, ldv_global_msg_list={-1:0}] [L780] CALL entry_point() VAL [ldv_global_msg_list={-1:0}] [L762] int len = 10; VAL [ldv_global_msg_list={-1:0}, len=10] [L763] CALL, EXPR ldv_malloc(sizeof(struct A18*)*len) VAL [\old(size)=40, ldv_global_msg_list={-1:0}] [L527] COND TRUE __VERIFIER_nondet_int() [L528] return malloc(size); VAL [\old(size)=40, \result={1:0}, ldv_global_msg_list={-1:0}, malloc(size)={1:0}, size=40] [L763] RET, EXPR ldv_malloc(sizeof(struct A18*)*len) VAL [ldv_global_msg_list={-1:0}, ldv_malloc(sizeof(struct A18*)*len)={1:0}, len=10] [L763] struct A18 **array = (struct A18 **)ldv_malloc(sizeof(struct A18*)*len); [L764] struct A18 *p; [L765] int i=0; [L766] int j; VAL [array={1:0}, i=0, ldv_global_msg_list={-1:0}, len=10] [L767] COND FALSE !(!array) VAL [array={1:0}, i=0, ldv_global_msg_list={-1:0}, len=10] [L768] COND TRUE i=0) VAL [array={1:0}, i=0, j=-1, ldv_global_msg_list={-1:0}, len=10, p={0:0}] [L780] RET entry_point() VAL [ldv_global_msg_list={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 46 procedures, 346 locations, 78 error locations. Result: UNSAFE, OverallTime: 5.1s, OverallIterations: 9, TraceHistogramMax: 2, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 363 SDtfs, 523 SDslu, 1069 SDs, 0 SdLazy, 1748 SolverSat, 138 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 164 GetRequests, 72 SyntacticMatches, 4 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 200 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 241 NumberOfCodeBlocks, 241 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 204 ConstructedInterpolants, 7 QuantifiedInterpolants, 22748 SizeOfPredicates, 8 NumberOfNonLiveVariables, 278 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 15/24 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 08:55:10,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:55:10,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:55:10,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:55:10,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:55:10,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:55:10,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:55:10,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:55:10,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:55:10,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:55:10,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:55:10,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:55:10,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:55:10,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:55:10,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:55:10,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:55:10,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:55:10,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:55:10,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:55:10,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:55:10,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:55:10,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:55:10,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:55:10,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:55:10,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:55:10,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:55:10,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:55:10,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:55:10,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:55:10,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:55:10,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:55:10,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:55:10,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:55:10,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:55:10,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:55:10,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:55:10,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:55:10,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:55:10,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:55:10,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:55:10,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:55:10,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-10-22 08:55:10,087 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:55:10,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:55:10,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:55:10,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:55:10,089 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:55:10,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:55:10,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:55:10,089 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:55:10,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:55:10,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:55:10,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:55:10,090 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 08:55:10,090 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 08:55:10,090 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 08:55:10,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:55:10,090 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 08:55:10,091 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 08:55:10,091 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:55:10,091 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:55:10,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:55:10,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:55:10,091 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:55:10,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:55:10,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:10,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:55:10,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:55:10,093 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 08:55:10,093 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 08:55:10,093 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 08:55:10,093 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/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 -> ba3b14ef0de39694a8a8eb7210506a4804ce5885 [2019-10-22 08:55:10,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:55:10,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:55:10,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:55:10,134 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:55:10,135 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:55:10,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i [2019-10-22 08:55:10,182 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/data/2188f4c1d/7ace1599e9c94dcba65f25ba92a805d6/FLAGaf98d9b36 [2019-10-22 08:55:10,644 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:55:10,647 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i [2019-10-22 08:55:10,660 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/data/2188f4c1d/7ace1599e9c94dcba65f25ba92a805d6/FLAGaf98d9b36 [2019-10-22 08:55:11,156 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/data/2188f4c1d/7ace1599e9c94dcba65f25ba92a805d6 [2019-10-22 08:55:11,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:55:11,160 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-10-22 08:55:11,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:11,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:55:11,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:55:11,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:11" (1/1) ... [2019-10-22 08:55:11,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a59ada2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:11, skipping insertion in model container [2019-10-22 08:55:11,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:11" (1/1) ... [2019-10-22 08:55:11,174 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:55:11,212 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:55:11,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:11,667 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:55:11,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:11,835 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:11,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:11 WrapperNode [2019-10-22 08:55:11,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:11,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:11,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:11,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:11,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:11" (1/1) ... [2019-10-22 08:55:11,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:11" (1/1) ... [2019-10-22 08:55:11,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:11" (1/1) ... [2019-10-22 08:55:11,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:11" (1/1) ... [2019-10-22 08:55:11,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:11" (1/1) ... [2019-10-22 08:55:11,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:11" (1/1) ... [2019-10-22 08:55:11,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:11" (1/1) ... [2019-10-22 08:55:11,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:11,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:11,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:11,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:11,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:12,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-22 08:55:12,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:12,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 08:55:12,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-22 08:55:12,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-22 08:55:12,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-22 08:55:12,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-22 08:55:12,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-22 08:55:12,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-10-22 08:55:12,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-10-22 08:55:12,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-22 08:55:12,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-22 08:55:12,013 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-10-22 08:55:12,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-10-22 08:55:12,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-10-22 08:55:12,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-10-22 08:55:12,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-10-22 08:55:12,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-10-22 08:55:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-10-22 08:55:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-10-22 08:55:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-10-22 08:55:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-10-22 08:55:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-10-22 08:55:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-22 08:55:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-22 08:55:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-10-22 08:55:12,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-10-22 08:55:12,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-10-22 08:55:12,016 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-10-22 08:55:12,016 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-10-22 08:55:12,016 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-10-22 08:55:12,016 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-22 08:55:12,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-22 08:55:12,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-22 08:55:12,017 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-22 08:55:12,017 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-22 08:55:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-22 08:55:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-22 08:55:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-22 08:55:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-22 08:55:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-22 08:55:12,018 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-22 08:55:12,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-22 08:55:12,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-22 08:55:12,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-22 08:55:12,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-22 08:55:12,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-22 08:55:12,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-22 08:55:12,019 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-22 08:55:12,019 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-22 08:55:12,020 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-22 08:55:12,020 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-22 08:55:12,020 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-22 08:55:12,020 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-22 08:55:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-22 08:55:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-22 08:55:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-22 08:55:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-22 08:55:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-22 08:55:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-22 08:55:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-22 08:55:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-22 08:55:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-22 08:55:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-22 08:55:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-22 08:55:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-22 08:55:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-22 08:55:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-22 08:55:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-22 08:55:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-22 08:55:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-22 08:55:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-22 08:55:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-22 08:55:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-22 08:55:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-22 08:55:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-22 08:55:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-22 08:55:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-22 08:55:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-22 08:55:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-22 08:55:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-22 08:55:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-22 08:55:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-22 08:55:12,028 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-22 08:55:12,028 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-22 08:55:12,028 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-22 08:55:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-22 08:55:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-22 08:55:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-22 08:55:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-22 08:55:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-22 08:55:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-22 08:55:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-22 08:55:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-22 08:55:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-22 08:55:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-22 08:55:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-22 08:55:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-22 08:55:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-22 08:55:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-22 08:55:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-22 08:55:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-22 08:55:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-22 08:55:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-22 08:55:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-22 08:55:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-22 08:55:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-22 08:55:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-22 08:55:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-22 08:55:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-22 08:55:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-22 08:55:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-22 08:55:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-22 08:55:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-22 08:55:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-22 08:55:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-22 08:55:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-22 08:55:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-22 08:55:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-22 08:55:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-22 08:55:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-22 08:55:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-22 08:55:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-22 08:55:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-22 08:55:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-22 08:55:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-22 08:55:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-22 08:55:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-22 08:55:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-22 08:55:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-22 08:55:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-22 08:55:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-22 08:55:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-22 08:55:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-22 08:55:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-22 08:55:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-22 08:55:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-22 08:55:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-22 08:55:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-22 08:55:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-22 08:55:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-22 08:55:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-22 08:55:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-22 08:55:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-22 08:55:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-22 08:55:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-10-22 08:55:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-10-22 08:55:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-22 08:55:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-22 08:55:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-22 08:55:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 08:55:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-22 08:55:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-22 08:55:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-10-22 08:55:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 08:55:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-10-22 08:55:12,040 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-10-22 08:55:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-10-22 08:55:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 08:55:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-10-22 08:55:12,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-10-22 08:55:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-10-22 08:55:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-10-22 08:55:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-22 08:55:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-10-22 08:55:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:55:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-10-22 08:55:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-10-22 08:55:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-22 08:55:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-22 08:55:12,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-10-22 08:55:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 08:55:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 08:55:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-10-22 08:55:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-10-22 08:55:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 08:55:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-10-22 08:55:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-10-22 08:55:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-10-22 08:55:12,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-10-22 08:55:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-10-22 08:55:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-10-22 08:55:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-10-22 08:55:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-10-22 08:55:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-10-22 08:55:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-10-22 08:55:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-10-22 08:55:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-22 08:55:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-10-22 08:55:12,045 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-10-22 08:55:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-10-22 08:55:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-22 08:55:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-22 08:55:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:55:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 08:55:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-10-22 08:55:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-10-22 08:55:12,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 08:55:12,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-22 08:55:12,595 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 08:55:12,922 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 08:55:13,324 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:13,325 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-22 08:55:13,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:13 BoogieIcfgContainer [2019-10-22 08:55:13,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:13,327 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:55:13,327 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:55:13,334 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:55:13,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:55:11" (1/3) ... [2019-10-22 08:55:13,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cd81673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:13, skipping insertion in model container [2019-10-22 08:55:13,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:11" (2/3) ... [2019-10-22 08:55:13,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cd81673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:13, skipping insertion in model container [2019-10-22 08:55:13,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:13" (3/3) ... [2019-10-22 08:55:13,338 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test18_1.i [2019-10-22 08:55:13,350 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:55:13,359 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 78 error locations. [2019-10-22 08:55:13,371 INFO L249 AbstractCegarLoop]: Starting to check reachability of 78 error locations. [2019-10-22 08:55:13,393 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:55:13,393 INFO L374 AbstractCegarLoop]: Hoare is false [2019-10-22 08:55:13,393 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:55:13,393 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:13,394 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:13,394 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:55:13,394 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:13,394 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:55:13,417 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-10-22 08:55:13,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 08:55:13,431 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:13,432 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:13,434 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr1REQUIRES_VIOLATION, ldv_kref_initErr0REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr3REQUIRES_VIOLATION, entry_pointErr2REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr6ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_allocErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION]=== [2019-10-22 08:55:13,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:13,439 INFO L82 PathProgramCache]: Analyzing trace with hash 2104391860, now seen corresponding path program 1 times [2019-10-22 08:55:13,447 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:55:13,447 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [767432938] [2019-10-22 08:55:13,447 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0a5680ae-61cf-4f8e-a24c-7113927ae22f/bin/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 08:55:13,668 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 08:55:13,669 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort C_DOUBLE not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:160) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:143) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:168) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferSymbols(SmtFunctionsAndAxioms.java:139) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleTraceCheck.createExternalManagedScript(IpTcStrategyModuleTraceCheck.java:81) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCvc4.constructManagedScript(IpTcStrategyModuleCvc4.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.checkFeasibility(TraceAbstractionRefinementEngine.java:244) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 08:55:13,674 INFO L168 Benchmark]: Toolchain (without parser) took 2512.45 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 940.3 MB in the beginning and 932.3 MB in the end (delta: 7.9 MB). Peak memory consumption was 107.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:13,674 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:13,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -125.1 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:13,678 INFO L168 Benchmark]: Boogie Preprocessor took 114.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:13,678 INFO L168 Benchmark]: RCFGBuilder took 1375.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 951.7 MB in the end (delta: 106.8 MB). Peak memory consumption was 106.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:13,678 INFO L168 Benchmark]: TraceAbstraction took 343.89 ms. Allocated memory is still 1.1 GB. Free memory was 951.7 MB in the beginning and 932.3 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:13,683 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 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 674.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -125.1 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 114.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1375.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 951.7 MB in the end (delta: 106.8 MB). Peak memory consumption was 106.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 343.89 ms. Allocated memory is still 1.1 GB. Free memory was 951.7 MB in the beginning and 932.3 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 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...