./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6_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_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6_1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/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 66d2e51687b673901e2b8c50fb19ced215d87d97 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test6_1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/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 66d2e51687b673901e2b8c50fb19ced215d87d97 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort C_DOUBLE not declared --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:01:22,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:01:22,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:01:22,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:01:22,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:01:22,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:01:22,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:01:22,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:01:22,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:01:22,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:01:22,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:01:22,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:01:22,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:01:22,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:01:22,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:01:22,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:01:22,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:01:22,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:01:22,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:01:22,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:01:22,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:01:22,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:01:22,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:01:22,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:01:22,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:01:22,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:01:22,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:01:22,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:01:22,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:01:22,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:01:22,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:01:22,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:01:22,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:01:22,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:01:22,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:01:22,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:01:22,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:01:22,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:01:22,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:01:22,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:01:22,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:01:22,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-10-22 09:01:22,326 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:01:22,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:01:22,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:01:22,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:01:22,338 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:01:22,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:01:22,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:01:22,339 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:01:22,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:01:22,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:01:22,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:01:22,339 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 09:01:22,340 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 09:01:22,340 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 09:01:22,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:01:22,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:01:22,340 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:01:22,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:01:22,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:01:22,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:01:22,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:01:22,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:22,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:01:22,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:01:22,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:01:22,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:01:22,342 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_c338e684-6375-4c2c-8c57-78e529c0a498/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 -> 66d2e51687b673901e2b8c50fb19ced215d87d97 [2019-10-22 09:01:22,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:01:22,390 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:01:22,393 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:01:22,395 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:01:22,395 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:01:22,396 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test6_1.i [2019-10-22 09:01:22,452 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/data/c09ed686a/e7478bf546e14c0993d3c0baa7bbe569/FLAG965d863d9 [2019-10-22 09:01:22,927 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:01:22,927 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/sv-benchmarks/c/ldv-memsafety/memleaks_test6_1.i [2019-10-22 09:01:22,953 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/data/c09ed686a/e7478bf546e14c0993d3c0baa7bbe569/FLAG965d863d9 [2019-10-22 09:01:23,214 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/data/c09ed686a/e7478bf546e14c0993d3c0baa7bbe569 [2019-10-22 09:01:23,217 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:01:23,219 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-10-22 09:01:23,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:23,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:01:23,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:01:23,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:23,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27855f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23, skipping insertion in model container [2019-10-22 09:01:23,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:23,242 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:01:23,289 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:01:23,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:23,788 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:01:23,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:23,927 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:01:23,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23 WrapperNode [2019-10-22 09:01:23,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:23,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:01:23,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:01:23,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:01:23,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:23,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:23,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:23,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:23,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:23,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:23,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:24,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:01:24,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:01:24,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:01:24,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:01:24,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:24,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-22 09:01:24,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:01:24,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 09:01:24,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-22 09:01:24,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-22 09:01:24,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-22 09:01:24,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-22 09:01:24,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-22 09:01:24,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-10-22 09:01:24,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-10-22 09:01:24,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-22 09:01:24,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-22 09:01:24,061 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-10-22 09:01:24,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-10-22 09:01:24,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-10-22 09:01:24,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-10-22 09:01:24,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-10-22 09:01:24,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-10-22 09:01:24,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-10-22 09:01:24,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-10-22 09:01:24,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-10-22 09:01:24,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-10-22 09:01:24,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-10-22 09:01:24,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-22 09:01:24,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-22 09:01:24,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-10-22 09:01:24,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-10-22 09:01:24,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-10-22 09:01:24,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-10-22 09:01:24,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-10-22 09:01:24,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-10-22 09:01:24,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-10-22 09:01:24,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-10-22 09:01:24,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-10-22 09:01:24,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-10-22 09:01:24,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-10-22 09:01:24,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-10-22 09:01:24,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-10-22 09:01:24,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-10-22 09:01:24,066 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-10-22 09:01:24,066 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-10-22 09:01:24,066 INFO L138 BoogieDeclarations]: Found implementation of procedure f6 [2019-10-22 09:01:24,066 INFO L138 BoogieDeclarations]: Found implementation of procedure g6 [2019-10-22 09:01:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure probe2_6 [2019-10-22 09:01:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_6 [2019-10-22 09:01:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-10-22 09:01:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-22 09:01:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-22 09:01:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-22 09:01:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-22 09:01:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-22 09:01:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-22 09:01:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-22 09:01:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-22 09:01:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-22 09:01:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-22 09:01:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-22 09:01:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-22 09:01:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-22 09:01:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-22 09:01:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-22 09:01:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-22 09:01:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-22 09:01:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-22 09:01:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-22 09:01:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-22 09:01:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-22 09:01:24,074 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-22 09:01:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-22 09:01:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-22 09:01:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-22 09:01:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-22 09:01:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-22 09:01:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-22 09:01:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-22 09:01:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-22 09:01:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-22 09:01:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-22 09:01:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-22 09:01:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-22 09:01:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-22 09:01:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-22 09:01:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-22 09:01:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-22 09:01:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-22 09:01:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-22 09:01:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-22 09:01:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-22 09:01:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-22 09:01:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-22 09:01:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-22 09:01:24,078 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-22 09:01:24,078 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-22 09:01:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-22 09:01:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-22 09:01:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-22 09:01:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-22 09:01:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-22 09:01:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-22 09:01:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-22 09:01:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-22 09:01:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-22 09:01:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-22 09:01:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-22 09:01:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-22 09:01:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-22 09:01:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-22 09:01:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-22 09:01:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-22 09:01:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-22 09:01:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-22 09:01:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-22 09:01:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-22 09:01:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-22 09:01:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-22 09:01:24,084 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-22 09:01:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-22 09:01:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-22 09:01:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-22 09:01:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-22 09:01:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-22 09:01:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-22 09:01:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-22 09:01:24,085 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-22 09:01:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-22 09:01:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-22 09:01:24,086 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-22 09:01:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-22 09:01:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-22 09:01:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-22 09:01:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-22 09:01:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-22 09:01:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-22 09:01:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-22 09:01:24,087 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-22 09:01:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-22 09:01:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-22 09:01:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-22 09:01:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-22 09:01:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-22 09:01:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-22 09:01:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-22 09:01:24,088 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-22 09:01:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-22 09:01:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-22 09:01:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-22 09:01:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-22 09:01:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-22 09:01:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-22 09:01:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-22 09:01:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-22 09:01:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-22 09:01:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-22 09:01:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-22 09:01:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-22 09:01:24,094 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-22 09:01:24,094 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-22 09:01:24,094 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-22 09:01:24,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-22 09:01:24,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-22 09:01:24,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-10-22 09:01:24,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-10-22 09:01:24,095 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-22 09:01:24,095 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-22 09:01:24,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-22 09:01:24,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 09:01:24,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-22 09:01:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-22 09:01:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-10-22 09:01:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 09:01:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-10-22 09:01:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-10-22 09:01:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-10-22 09:01:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 09:01:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-10-22 09:01:24,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-10-22 09:01:24,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-10-22 09:01:24,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-10-22 09:01:24,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-22 09:01:24,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-10-22 09:01:24,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 09:01:24,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-10-22 09:01:24,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-10-22 09:01:24,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-22 09:01:24,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-22 09:01:24,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-10-22 09:01:24,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 09:01:24,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 09:01:24,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-10-22 09:01:24,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-10-22 09:01:24,099 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 09:01:24,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-10-22 09:01:24,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-10-22 09:01:24,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-10-22 09:01:24,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-10-22 09:01:24,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-10-22 09:01:24,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-10-22 09:01:24,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-10-22 09:01:24,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-10-22 09:01:24,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-10-22 09:01:24,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-10-22 09:01:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-10-22 09:01:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-22 09:01:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-10-22 09:01:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-10-22 09:01:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure f6 [2019-10-22 09:01:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure g6 [2019-10-22 09:01:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure probe2_6 [2019-10-22 09:01:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_6 [2019-10-22 09:01:24,101 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-10-22 09:01:24,102 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-22 09:01:24,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-22 09:01:24,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:01:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 09:01:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:01:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 09:01:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-22 09:01:24,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-22 09:01:24,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-22 09:01:24,589 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 09:01:24,764 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 09:01:25,048 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:01:25,049 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-22 09:01:25,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:25 BoogieIcfgContainer [2019-10-22 09:01:25,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:01:25,051 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:01:25,051 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:01:25,055 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:01:25,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:01:23" (1/3) ... [2019-10-22 09:01:25,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a5cc8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:25, skipping insertion in model container [2019-10-22 09:01:25,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (2/3) ... [2019-10-22 09:01:25,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a5cc8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:25, skipping insertion in model container [2019-10-22 09:01:25,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:25" (3/3) ... [2019-10-22 09:01:25,058 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test6_1.i [2019-10-22 09:01:25,068 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:01:25,076 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 83 error locations. [2019-10-22 09:01:25,087 INFO L249 AbstractCegarLoop]: Starting to check reachability of 83 error locations. [2019-10-22 09:01:25,107 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:01:25,107 INFO L374 AbstractCegarLoop]: Hoare is false [2019-10-22 09:01:25,108 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:01:25,108 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:01:25,108 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:01:25,108 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:01:25,108 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:01:25,108 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:01:25,130 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2019-10-22 09:01:25,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 09:01:25,141 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:25,142 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:25,144 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:25,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:25,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1420054611, now seen corresponding path program 1 times [2019-10-22 09:01:25,159 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:25,160 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318233292] [2019-10-22 09:01:25,160 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,160 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,160 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:25,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:25,545 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318233292] [2019-10-22 09:01:25,546 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:25,546 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-22 09:01:25,546 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51373144] [2019-10-22 09:01:25,550 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-22 09:01:25,551 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:25,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-22 09:01:25,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:01:25,566 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 8 states. [2019-10-22 09:01:26,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:26,036 INFO L93 Difference]: Finished difference Result 106 states and 118 transitions. [2019-10-22 09:01:26,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 09:01:26,038 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 20 [2019-10-22 09:01:26,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:26,056 INFO L225 Difference]: With dead ends: 106 [2019-10-22 09:01:26,060 INFO L226 Difference]: Without dead ends: 99 [2019-10-22 09:01:26,062 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-22 09:01:26,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-10-22 09:01:26,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 78. [2019-10-22 09:01:26,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2019-10-22 09:01:26,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 90 transitions. [2019-10-22 09:01:26,116 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 90 transitions. Word has length 20 [2019-10-22 09:01:26,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:26,117 INFO L462 AbstractCegarLoop]: Abstraction has 78 states and 90 transitions. [2019-10-22 09:01:26,117 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-22 09:01:26,117 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 90 transitions. [2019-10-22 09:01:26,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 09:01:26,118 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:26,119 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:26,119 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:26,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,120 INFO L82 PathProgramCache]: Analyzing trace with hash -1616568116, now seen corresponding path program 1 times [2019-10-22 09:01:26,120 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,120 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303215689] [2019-10-22 09:01:26,120 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,120 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,120 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:26,331 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303215689] [2019-10-22 09:01:26,331 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:26,331 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:01:26,332 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495123873] [2019-10-22 09:01:26,333 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 09:01:26,333 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:26,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 09:01:26,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:26,334 INFO L87 Difference]: Start difference. First operand 78 states and 90 transitions. Second operand 7 states. [2019-10-22 09:01:26,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:26,613 INFO L93 Difference]: Finished difference Result 112 states and 124 transitions. [2019-10-22 09:01:26,614 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 09:01:26,614 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2019-10-22 09:01:26,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:26,616 INFO L225 Difference]: With dead ends: 112 [2019-10-22 09:01:26,616 INFO L226 Difference]: Without dead ends: 112 [2019-10-22 09:01:26,617 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2019-10-22 09:01:26,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-10-22 09:01:26,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 83. [2019-10-22 09:01:26,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-10-22 09:01:26,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 96 transitions. [2019-10-22 09:01:26,626 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 96 transitions. Word has length 20 [2019-10-22 09:01:26,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:26,626 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 96 transitions. [2019-10-22 09:01:26,627 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 09:01:26,627 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2019-10-22 09:01:26,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 09:01:26,627 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:26,628 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:26,628 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:26,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,629 INFO L82 PathProgramCache]: Analyzing trace with hash -1616568115, now seen corresponding path program 1 times [2019-10-22 09:01:26,629 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,629 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700646198] [2019-10-22 09:01:26,629 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,629 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,629 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:26,782 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700646198] [2019-10-22 09:01:26,782 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:26,782 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:01:26,782 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337477926] [2019-10-22 09:01:26,783 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 09:01:26,783 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:26,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 09:01:26,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:26,783 INFO L87 Difference]: Start difference. First operand 83 states and 96 transitions. Second operand 7 states. [2019-10-22 09:01:27,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:27,173 INFO L93 Difference]: Finished difference Result 127 states and 137 transitions. [2019-10-22 09:01:27,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 09:01:27,174 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2019-10-22 09:01:27,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:27,175 INFO L225 Difference]: With dead ends: 127 [2019-10-22 09:01:27,175 INFO L226 Difference]: Without dead ends: 125 [2019-10-22 09:01:27,175 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2019-10-22 09:01:27,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-10-22 09:01:27,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 104. [2019-10-22 09:01:27,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-10-22 09:01:27,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 124 transitions. [2019-10-22 09:01:27,184 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 124 transitions. Word has length 20 [2019-10-22 09:01:27,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:27,184 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 124 transitions. [2019-10-22 09:01:27,184 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 09:01:27,184 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 124 transitions. [2019-10-22 09:01:27,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 09:01:27,185 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:27,185 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:27,186 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:27,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:27,186 INFO L82 PathProgramCache]: Analyzing trace with hash -648683070, now seen corresponding path program 1 times [2019-10-22 09:01:27,186 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:27,186 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193307091] [2019-10-22 09:01:27,186 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:27,187 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:27,187 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:27,270 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193307091] [2019-10-22 09:01:27,270 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:27,271 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 09:01:27,271 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234170164] [2019-10-22 09:01:27,271 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 09:01:27,271 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:27,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 09:01:27,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:27,272 INFO L87 Difference]: Start difference. First operand 104 states and 124 transitions. Second operand 7 states. [2019-10-22 09:01:27,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:27,549 INFO L93 Difference]: Finished difference Result 108 states and 124 transitions. [2019-10-22 09:01:27,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 09:01:27,549 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2019-10-22 09:01:27,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:27,551 INFO L225 Difference]: With dead ends: 108 [2019-10-22 09:01:27,551 INFO L226 Difference]: Without dead ends: 108 [2019-10-22 09:01:27,551 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-22 09:01:27,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2019-10-22 09:01:27,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 103. [2019-10-22 09:01:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-10-22 09:01:27,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 122 transitions. [2019-10-22 09:01:27,559 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 122 transitions. Word has length 22 [2019-10-22 09:01:27,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:27,559 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 122 transitions. [2019-10-22 09:01:27,559 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 09:01:27,559 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 122 transitions. [2019-10-22 09:01:27,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 09:01:27,560 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:27,560 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:27,560 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:27,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:27,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1256211755, now seen corresponding path program 1 times [2019-10-22 09:01:27,561 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:27,561 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296000342] [2019-10-22 09:01:27,561 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:27,561 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:27,561 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:27,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:27,661 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296000342] [2019-10-22 09:01:27,661 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:27,662 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 09:01:27,662 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192398126] [2019-10-22 09:01:27,662 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-22 09:01:27,662 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:27,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-22 09:01:27,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-10-22 09:01:27,663 INFO L87 Difference]: Start difference. First operand 103 states and 122 transitions. Second operand 9 states. [2019-10-22 09:01:28,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:28,065 INFO L93 Difference]: Finished difference Result 129 states and 150 transitions. [2019-10-22 09:01:28,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 09:01:28,065 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2019-10-22 09:01:28,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:28,066 INFO L225 Difference]: With dead ends: 129 [2019-10-22 09:01:28,067 INFO L226 Difference]: Without dead ends: 129 [2019-10-22 09:01:28,067 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2019-10-22 09:01:28,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-10-22 09:01:28,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 109. [2019-10-22 09:01:28,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-10-22 09:01:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 132 transitions. [2019-10-22 09:01:28,088 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 132 transitions. Word has length 22 [2019-10-22 09:01:28,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:28,089 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 132 transitions. [2019-10-22 09:01:28,089 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-22 09:01:28,089 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 132 transitions. [2019-10-22 09:01:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 09:01:28,089 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:28,090 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:28,090 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:28,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:28,093 INFO L82 PathProgramCache]: Analyzing trace with hash 1256211756, now seen corresponding path program 1 times [2019-10-22 09:01:28,093 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:28,093 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435652195] [2019-10-22 09:01:28,093 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:28,094 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:28,094 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:28,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:28,225 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435652195] [2019-10-22 09:01:28,225 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:28,225 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-22 09:01:28,225 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243081326] [2019-10-22 09:01:28,226 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-22 09:01:28,226 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:28,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-22 09:01:28,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-22 09:01:28,227 INFO L87 Difference]: Start difference. First operand 109 states and 132 transitions. Second operand 9 states. [2019-10-22 09:01:28,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:28,671 INFO L93 Difference]: Finished difference Result 122 states and 141 transitions. [2019-10-22 09:01:28,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 09:01:28,671 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2019-10-22 09:01:28,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:28,672 INFO L225 Difference]: With dead ends: 122 [2019-10-22 09:01:28,672 INFO L226 Difference]: Without dead ends: 118 [2019-10-22 09:01:28,673 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2019-10-22 09:01:28,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-10-22 09:01:28,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 109. [2019-10-22 09:01:28,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-10-22 09:01:28,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 131 transitions. [2019-10-22 09:01:28,681 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 131 transitions. Word has length 22 [2019-10-22 09:01:28,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:28,681 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 131 transitions. [2019-10-22 09:01:28,681 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-22 09:01:28,681 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 131 transitions. [2019-10-22 09:01:28,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 09:01:28,682 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:28,682 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:28,683 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:28,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:28,683 INFO L82 PathProgramCache]: Analyzing trace with hash 1365661669, now seen corresponding path program 1 times [2019-10-22 09:01:28,683 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:28,683 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171868770] [2019-10-22 09:01:28,684 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:28,684 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:28,684 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:28,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:28,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:28,778 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171868770] [2019-10-22 09:01:28,784 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:28,784 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 09:01:28,784 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709481240] [2019-10-22 09:01:28,785 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 09:01:28,785 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:28,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 09:01:28,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:28,785 INFO L87 Difference]: Start difference. First operand 109 states and 131 transitions. Second operand 7 states. [2019-10-22 09:01:28,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:28,998 INFO L93 Difference]: Finished difference Result 112 states and 130 transitions. [2019-10-22 09:01:28,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 09:01:28,998 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2019-10-22 09:01:28,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:28,999 INFO L225 Difference]: With dead ends: 112 [2019-10-22 09:01:29,000 INFO L226 Difference]: Without dead ends: 112 [2019-10-22 09:01:29,000 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 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 09:01:29,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-10-22 09:01:29,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 109. [2019-10-22 09:01:29,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-10-22 09:01:29,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 130 transitions. [2019-10-22 09:01:29,008 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 130 transitions. Word has length 23 [2019-10-22 09:01:29,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:29,008 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 130 transitions. [2019-10-22 09:01:29,008 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 09:01:29,009 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 130 transitions. [2019-10-22 09:01:29,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 09:01:29,009 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:29,009 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:29,010 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:29,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:29,011 INFO L82 PathProgramCache]: Analyzing trace with hash 1072258662, now seen corresponding path program 1 times [2019-10-22 09:01:29,011 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:29,011 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215974388] [2019-10-22 09:01:29,011 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:29,012 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:29,012 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:29,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:29,105 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215974388] [2019-10-22 09:01:29,105 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:29,105 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 09:01:29,106 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598504513] [2019-10-22 09:01:29,107 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 09:01:29,107 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:29,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 09:01:29,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:29,107 INFO L87 Difference]: Start difference. First operand 109 states and 130 transitions. Second operand 7 states. [2019-10-22 09:01:29,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:29,276 INFO L93 Difference]: Finished difference Result 71 states and 77 transitions. [2019-10-22 09:01:29,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 09:01:29,277 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2019-10-22 09:01:29,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:29,278 INFO L225 Difference]: With dead ends: 71 [2019-10-22 09:01:29,278 INFO L226 Difference]: Without dead ends: 67 [2019-10-22 09:01:29,278 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 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 09:01:29,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-10-22 09:01:29,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2019-10-22 09:01:29,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-10-22 09:01:29,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 73 transitions. [2019-10-22 09:01:29,284 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 73 transitions. Word has length 23 [2019-10-22 09:01:29,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:29,284 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 73 transitions. [2019-10-22 09:01:29,284 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 09:01:29,284 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2019-10-22 09:01:29,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 09:01:29,285 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:29,285 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:29,285 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:29,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:29,286 INFO L82 PathProgramCache]: Analyzing trace with hash -614160860, now seen corresponding path program 1 times [2019-10-22 09:01:29,286 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:29,287 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70969607] [2019-10-22 09:01:29,287 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:29,287 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:29,287 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:29,387 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70969607] [2019-10-22 09:01:29,387 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:29,388 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 09:01:29,388 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338225532] [2019-10-22 09:01:29,388 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 09:01:29,388 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:29,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 09:01:29,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:29,389 INFO L87 Difference]: Start difference. First operand 67 states and 73 transitions. Second operand 7 states. [2019-10-22 09:01:29,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:29,534 INFO L93 Difference]: Finished difference Result 66 states and 72 transitions. [2019-10-22 09:01:29,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 09:01:29,538 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2019-10-22 09:01:29,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:29,539 INFO L225 Difference]: With dead ends: 66 [2019-10-22 09:01:29,539 INFO L226 Difference]: Without dead ends: 66 [2019-10-22 09:01:29,539 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:29,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2019-10-22 09:01:29,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2019-10-22 09:01:29,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2019-10-22 09:01:29,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 72 transitions. [2019-10-22 09:01:29,546 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 72 transitions. Word has length 24 [2019-10-22 09:01:29,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:29,547 INFO L462 AbstractCegarLoop]: Abstraction has 66 states and 72 transitions. [2019-10-22 09:01:29,547 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 09:01:29,547 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2019-10-22 09:01:29,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 09:01:29,547 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:29,547 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:29,548 INFO L410 AbstractCegarLoop]: === Iteration 10 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:29,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:29,548 INFO L82 PathProgramCache]: Analyzing trace with hash -1974132103, now seen corresponding path program 1 times [2019-10-22 09:01:29,548 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:29,548 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737912809] [2019-10-22 09:01:29,548 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:29,548 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:29,548 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:29,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:29,704 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737912809] [2019-10-22 09:01:29,704 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:29,705 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-22 09:01:29,705 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750484301] [2019-10-22 09:01:29,705 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-22 09:01:29,705 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:29,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-22 09:01:29,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-22 09:01:29,706 INFO L87 Difference]: Start difference. First operand 66 states and 72 transitions. Second operand 9 states. [2019-10-22 09:01:30,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:30,021 INFO L93 Difference]: Finished difference Result 77 states and 80 transitions. [2019-10-22 09:01:30,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 09:01:30,021 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2019-10-22 09:01:30,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:30,022 INFO L225 Difference]: With dead ends: 77 [2019-10-22 09:01:30,022 INFO L226 Difference]: Without dead ends: 77 [2019-10-22 09:01:30,022 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2019-10-22 09:01:30,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2019-10-22 09:01:30,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 65. [2019-10-22 09:01:30,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-10-22 09:01:30,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 71 transitions. [2019-10-22 09:01:30,026 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 71 transitions. Word has length 28 [2019-10-22 09:01:30,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:30,026 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 71 transitions. [2019-10-22 09:01:30,026 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-22 09:01:30,026 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2019-10-22 09:01:30,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 09:01:30,027 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:30,027 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:30,027 INFO L410 AbstractCegarLoop]: === Iteration 11 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:30,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:30,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1974132102, now seen corresponding path program 1 times [2019-10-22 09:01:30,028 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:30,028 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283847141] [2019-10-22 09:01:30,028 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:30,028 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:30,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:30,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:30,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:30,154 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283847141] [2019-10-22 09:01:30,154 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:30,154 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-22 09:01:30,154 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969132522] [2019-10-22 09:01:30,155 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-22 09:01:30,155 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:30,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-22 09:01:30,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-10-22 09:01:30,155 INFO L87 Difference]: Start difference. First operand 65 states and 71 transitions. Second operand 9 states. [2019-10-22 09:01:30,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:30,481 INFO L93 Difference]: Finished difference Result 63 states and 68 transitions. [2019-10-22 09:01:30,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-22 09:01:30,482 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2019-10-22 09:01:30,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:30,483 INFO L225 Difference]: With dead ends: 63 [2019-10-22 09:01:30,483 INFO L226 Difference]: Without dead ends: 63 [2019-10-22 09:01:30,483 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-10-22 09:01:30,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2019-10-22 09:01:30,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2019-10-22 09:01:30,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-10-22 09:01:30,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 68 transitions. [2019-10-22 09:01:30,486 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 68 transitions. Word has length 28 [2019-10-22 09:01:30,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:30,486 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 68 transitions. [2019-10-22 09:01:30,487 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-22 09:01:30,487 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2019-10-22 09:01:30,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 09:01:30,487 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:30,487 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:30,488 INFO L410 AbstractCegarLoop]: === Iteration 12 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:30,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:30,488 INFO L82 PathProgramCache]: Analyzing trace with hash 970376616, now seen corresponding path program 1 times [2019-10-22 09:01:30,489 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:30,489 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610153398] [2019-10-22 09:01:30,489 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:30,489 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:30,489 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:30,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:30,800 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610153398] [2019-10-22 09:01:30,801 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:30,801 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-22 09:01:30,801 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17078653] [2019-10-22 09:01:30,801 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-22 09:01:30,802 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:30,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-22 09:01:30,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2019-10-22 09:01:30,803 INFO L87 Difference]: Start difference. First operand 63 states and 68 transitions. Second operand 12 states. [2019-10-22 09:01:31,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:31,258 INFO L93 Difference]: Finished difference Result 68 states and 72 transitions. [2019-10-22 09:01:31,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-22 09:01:31,258 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 29 [2019-10-22 09:01:31,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:31,259 INFO L225 Difference]: With dead ends: 68 [2019-10-22 09:01:31,259 INFO L226 Difference]: Without dead ends: 68 [2019-10-22 09:01:31,259 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2019-10-22 09:01:31,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2019-10-22 09:01:31,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 63. [2019-10-22 09:01:31,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-10-22 09:01:31,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 68 transitions. [2019-10-22 09:01:31,262 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 68 transitions. Word has length 29 [2019-10-22 09:01:31,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:31,262 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 68 transitions. [2019-10-22 09:01:31,263 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-22 09:01:31,263 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2019-10-22 09:01:31,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 09:01:31,263 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:31,263 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:31,264 INFO L410 AbstractCegarLoop]: === Iteration 13 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:31,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:31,264 INFO L82 PathProgramCache]: Analyzing trace with hash 524034823, now seen corresponding path program 1 times [2019-10-22 09:01:31,264 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:31,264 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567662159] [2019-10-22 09:01:31,264 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:31,264 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:31,265 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:31,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:31,373 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567662159] [2019-10-22 09:01:31,373 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:31,373 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-22 09:01:31,373 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222289057] [2019-10-22 09:01:31,374 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-22 09:01:31,374 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:31,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-22 09:01:31,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-22 09:01:31,376 INFO L87 Difference]: Start difference. First operand 63 states and 68 transitions. Second operand 9 states. [2019-10-22 09:01:31,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:31,513 INFO L93 Difference]: Finished difference Result 65 states and 67 transitions. [2019-10-22 09:01:31,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 09:01:31,513 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2019-10-22 09:01:31,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:31,514 INFO L225 Difference]: With dead ends: 65 [2019-10-22 09:01:31,514 INFO L226 Difference]: Without dead ends: 65 [2019-10-22 09:01:31,514 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2019-10-22 09:01:31,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-10-22 09:01:31,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 59. [2019-10-22 09:01:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2019-10-22 09:01:31,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 61 transitions. [2019-10-22 09:01:31,516 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 61 transitions. Word has length 31 [2019-10-22 09:01:31,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:31,517 INFO L462 AbstractCegarLoop]: Abstraction has 59 states and 61 transitions. [2019-10-22 09:01:31,517 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-22 09:01:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2019-10-22 09:01:31,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 09:01:31,517 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:31,518 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:31,522 INFO L410 AbstractCegarLoop]: === Iteration 14 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:31,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:31,522 INFO L82 PathProgramCache]: Analyzing trace with hash -934753018, now seen corresponding path program 1 times [2019-10-22 09:01:31,522 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:31,522 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856805827] [2019-10-22 09:01:31,522 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:31,523 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:31,523 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:31,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:31,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:31,654 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856805827] [2019-10-22 09:01:31,655 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:31,655 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-22 09:01:31,655 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695073948] [2019-10-22 09:01:31,656 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-22 09:01:31,656 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:31,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-22 09:01:31,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-10-22 09:01:31,657 INFO L87 Difference]: Start difference. First operand 59 states and 61 transitions. Second operand 9 states. [2019-10-22 09:01:31,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:31,833 INFO L93 Difference]: Finished difference Result 67 states and 68 transitions. [2019-10-22 09:01:31,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 09:01:31,833 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 32 [2019-10-22 09:01:31,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:31,834 INFO L225 Difference]: With dead ends: 67 [2019-10-22 09:01:31,834 INFO L226 Difference]: Without dead ends: 56 [2019-10-22 09:01:31,834 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2019-10-22 09:01:31,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2019-10-22 09:01:31,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2019-10-22 09:01:31,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-10-22 09:01:31,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 57 transitions. [2019-10-22 09:01:31,837 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 57 transitions. Word has length 32 [2019-10-22 09:01:31,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:31,837 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 57 transitions. [2019-10-22 09:01:31,837 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-22 09:01:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2019-10-22 09:01:31,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 09:01:31,838 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:31,839 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:31,840 INFO L410 AbstractCegarLoop]: === Iteration 15 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr0REQUIRES_VIOLATION, entry_pointErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err0REQUIRES_VIOLATION, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE]=== [2019-10-22 09:01:31,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:31,840 INFO L82 PathProgramCache]: Analyzing trace with hash 991224554, now seen corresponding path program 1 times [2019-10-22 09:01:31,840 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:31,840 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715543496] [2019-10-22 09:01:31,841 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:31,841 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:31,841 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:31,908 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:01:31,909 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 09:01:31,924 WARN L417 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2019-10-22 09:01:31,936 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 12 could not be translated for associated CType STRUCT~~A?p~*VOID# [2019-10-22 09:01:31,937 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-10-22 09:01:31,938 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 9 could not be translated for associated CType STRUCT~~ldv_list_head?next~*ldv_list_head?prev~*ldv_list_head# [2019-10-22 09:01:31,939 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 14 could not be translated for associated CType STRUCT~~A?p~*VOID# [2019-10-22 09:01:31,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:01:31 BoogieIcfgContainer [2019-10-22 09:01:31,963 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:01:31,963 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:01:31,963 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:01:31,963 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:01:31,964 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:25" (3/4) ... [2019-10-22 09:01:31,967 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 09:01:31,967 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:01:31,969 INFO L168 Benchmark]: Toolchain (without parser) took 8749.88 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 332.9 MB). Free memory was 940.7 MB in the beginning and 881.3 MB in the end (delta: 59.4 MB). Peak memory consumption was 392.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:31,969 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:31,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:31,970 INFO L168 Benchmark]: Boogie Preprocessor took 77.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:31,971 INFO L168 Benchmark]: RCFGBuilder took 1044.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.7 MB in the end (delta: 118.4 MB). Peak memory consumption was 118.4 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:31,971 INFO L168 Benchmark]: TraceAbstraction took 6911.43 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 183.5 MB). Free memory was 992.7 MB in the beginning and 881.3 MB in the end (delta: 111.4 MB). Peak memory consumption was 294.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:31,971 INFO L168 Benchmark]: Witness Printer took 4.28 ms. Allocated memory is still 1.4 GB. Free memory is still 881.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:31,973 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 707.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1044.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 992.7 MB in the end (delta: 118.4 MB). Peak memory consumption was 118.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6911.43 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 183.5 MB). Free memory was 992.7 MB in the beginning and 881.3 MB in the end (delta: 111.4 MB). Peak memory consumption was 294.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.28 ms. Allocated memory is still 1.4 GB. Free memory is still 881.3 MB. 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 12 could not be translated for associated CType STRUCT~~A?p~*VOID# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 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 9 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 14 could not be translated for associated CType STRUCT~~A?p~*VOID# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 792]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 792. Possible FailurePath: [L570] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L784] struct A a6; VAL [\old(a6)=null, \old(a6)=null, \old(ldv_global_msg_list)=null, \old(ldv_global_msg_list)=null, a6={-1:0}, ldv_global_msg_list={1:0}] [L793] CALL entry_point() VAL [a6={-1:0}, ldv_global_msg_list={1:0}] [L786] CALL, EXPR probe2_6(&a6) VAL [a={-1:0}, a6={-1:0}, ldv_global_msg_list={1:0}] [L765] int ret = - -3; VAL [a={-1:0}, a={-1:0}, a6={-1:0}, ldv_global_msg_list={1:0}, ret=3] [L766] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, a6={-1:0}, ldv_global_msg_list={1:0}] [L527] COND TRUE __VERIFIER_nondet_int() [L528] return malloc(size); VAL [\old(size)=4, \result={3:0}, a6={-1:0}, ldv_global_msg_list={1:0}, malloc(size)={3:0}, size=4] [L766] RET, EXPR ldv_malloc(sizeof(int)) VAL [a={-1:0}, a={-1:0}, a6={-1:0}, ldv_global_msg_list={1:0}, ldv_malloc(sizeof(int))={3:0}, ret=3] [L766] int *p = (int *)ldv_malloc(sizeof(int)); [L767] COND FALSE !(p==0) VAL [a={-1:0}, a={-1:0}, a6={-1:0}, ldv_global_msg_list={1:0}, p={3:0}, ret=3] [L769] CALL, EXPR f6() VAL [a6={-1:0}, ldv_global_msg_list={1:0}] [L759] return __VERIFIER_nondet_int(); [L769] RET, EXPR f6() VAL [a={-1:0}, a={-1:0}, a6={-1:0}, f6()=7, ldv_global_msg_list={1:0}, p={3:0}, ret=3] [L769] ret = f6() [L770] COND FALSE !(ret<0) VAL [a={-1:0}, a={-1:0}, a6={-1:0}, ldv_global_msg_list={1:0}, p={3:0}, ret=7] [L772] CALL, EXPR g6() VAL [a6={-1:0}, ldv_global_msg_list={1:0}] [L762] return __VERIFIER_nondet_int(); [L772] RET, EXPR g6() VAL [a={-1:0}, a={-1:0}, a6={-1:0}, g6()=-1, ldv_global_msg_list={1:0}, p={3:0}, ret=7] [L772] ret = g6() [L773] COND TRUE ret<0 [L774] return ret; VAL [\result=-1, a={-1:0}, a={-1:0}, a6={-1:0}, ldv_global_msg_list={1:0}, p={3:0}, ret=-1] [L786] RET, EXPR probe2_6(&a6) VAL [a6={-1:0}, ldv_global_msg_list={1:0}, probe2_6(&a6)=-1] [L786] int ret = probe2_6(&a6); [L787] COND FALSE !(ret==0) VAL [a6={-1:0}, ldv_global_msg_list={1:0}, ret=-1] [L790] a6.p = 0 VAL [a6={-1:0}, ldv_global_msg_list={1:0}, ret=-1] [L793] RET entry_point() VAL [a6={-1:0}, ldv_global_msg_list={1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 50 procedures, 369 locations, 83 error locations. Result: UNSAFE, OverallTime: 6.8s, OverallIterations: 15, TraceHistogramMax: 1, AutomataDifference: 4.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 787 SDtfs, 1296 SDslu, 1524 SDs, 0 SdLazy, 2622 SolverSat, 421 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 234 GetRequests, 96 SyntacticMatches, 2 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred 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: 0.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 131 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 379 NumberOfCodeBlocks, 379 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 330 ConstructedInterpolants, 0 QuantifiedInterpolants, 53561 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 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 09:01:34,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:01:34,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:01:34,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:01:34,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:01:34,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:01:34,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:01:34,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:01:34,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:01:34,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:01:34,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:01:34,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:01:34,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:01:34,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:01:34,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:01:34,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:01:34,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:01:34,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:01:34,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:01:34,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:01:34,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:01:34,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:01:34,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:01:34,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:01:34,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:01:34,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:01:34,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:01:34,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:01:34,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:01:34,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:01:34,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:01:34,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:01:34,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:01:34,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:01:34,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:01:34,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:01:34,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:01:34,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:01:34,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:01:34,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:01:34,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:01:34,103 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-10-22 09:01:34,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:01:34,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:01:34,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:01:34,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:01:34,115 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:01:34,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:01:34,116 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:01:34,116 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:01:34,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:01:34,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:01:34,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:01:34,116 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 09:01:34,117 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 09:01:34,117 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 09:01:34,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:01:34,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 09:01:34,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 09:01:34,117 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:01:34,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:01:34,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:01:34,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:01:34,118 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:01:34,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:01:34,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:34,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:01:34,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:01:34,119 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 09:01:34,119 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 09:01:34,119 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 09:01:34,120 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_c338e684-6375-4c2c-8c57-78e529c0a498/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 -> 66d2e51687b673901e2b8c50fb19ced215d87d97 [2019-10-22 09:01:34,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:01:34,156 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:01:34,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:01:34,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:01:34,161 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:01:34,162 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test6_1.i [2019-10-22 09:01:34,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/data/d8ce9415a/f7baefd94846458b969f7ee2f46e1575/FLAG076bfaf9b [2019-10-22 09:01:34,676 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:01:34,677 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/sv-benchmarks/c/ldv-memsafety/memleaks_test6_1.i [2019-10-22 09:01:34,688 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/data/d8ce9415a/f7baefd94846458b969f7ee2f46e1575/FLAG076bfaf9b [2019-10-22 09:01:35,185 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/data/d8ce9415a/f7baefd94846458b969f7ee2f46e1575 [2019-10-22 09:01:35,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:01:35,189 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-10-22 09:01:35,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:35,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:01:35,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:01:35,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:35" (1/1) ... [2019-10-22 09:01:35,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@506e1ea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:35, skipping insertion in model container [2019-10-22 09:01:35,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:35" (1/1) ... [2019-10-22 09:01:35,205 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:01:35,243 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:01:35,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:35,715 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:01:35,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:35,874 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:01:35,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:35 WrapperNode [2019-10-22 09:01:35,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:35,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:01:35,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:01:35,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:01:35,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:35" (1/1) ... [2019-10-22 09:01:35,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:35" (1/1) ... [2019-10-22 09:01:35,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:35" (1/1) ... [2019-10-22 09:01:35,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:35" (1/1) ... [2019-10-22 09:01:35,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:35" (1/1) ... [2019-10-22 09:01:35,964 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:35" (1/1) ... [2019-10-22 09:01:35,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:35" (1/1) ... [2019-10-22 09:01:35,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:01:35,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:01:35,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:01:35,977 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:01:35,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:36,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-22 09:01:36,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:01:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 09:01:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-22 09:01:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-22 09:01:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-22 09:01:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-22 09:01:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-22 09:01:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-10-22 09:01:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-10-22 09:01:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-22 09:01:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-22 09:01:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-10-22 09:01:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-10-22 09:01:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-10-22 09:01:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-10-22 09:01:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-10-22 09:01:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-10-22 09:01:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-10-22 09:01:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-10-22 09:01:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-10-22 09:01:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-10-22 09:01:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-10-22 09:01:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-22 09:01:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-22 09:01:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-10-22 09:01:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-10-22 09:01:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-10-22 09:01:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-10-22 09:01:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-10-22 09:01:36,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure f6 [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure g6 [2019-10-22 09:01:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure probe2_6 [2019-10-22 09:01:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure disconnect_6 [2019-10-22 09:01:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-10-22 09:01:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-22 09:01:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-22 09:01:36,034 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-22 09:01:36,035 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-22 09:01:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-22 09:01:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-22 09:01:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-22 09:01:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-22 09:01:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-22 09:01:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-22 09:01:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-22 09:01:36,035 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-22 09:01:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-22 09:01:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-22 09:01:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-22 09:01:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-22 09:01:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-22 09:01:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-22 09:01:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-22 09:01:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-22 09:01:36,036 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-22 09:01:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-22 09:01:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-22 09:01:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-22 09:01:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-22 09:01:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-22 09:01:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-22 09:01:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-22 09:01:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-22 09:01:36,037 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-22 09:01:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-22 09:01:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-22 09:01:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-22 09:01:36,038 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-22 09:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-22 09:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-22 09:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-22 09:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-22 09:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-22 09:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-22 09:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-22 09:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-22 09:01:36,039 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-22 09:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-22 09:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-22 09:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-22 09:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-22 09:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-22 09:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-22 09:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-22 09:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-22 09:01:36,040 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-22 09:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-22 09:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-22 09:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-22 09:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-22 09:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-22 09:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-22 09:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-22 09:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-22 09:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-22 09:01:36,041 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-22 09:01:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-22 09:01:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-22 09:01:36,042 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-22 09:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-22 09:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-22 09:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-22 09:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-22 09:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-22 09:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-22 09:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-22 09:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-22 09:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-22 09:01:36,043 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-22 09:01:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-22 09:01:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-22 09:01:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-22 09:01:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-22 09:01:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-22 09:01:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-22 09:01:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-22 09:01:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-22 09:01:36,044 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-22 09:01:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-22 09:01:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-22 09:01:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-22 09:01:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-22 09:01:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-22 09:01:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-22 09:01:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-22 09:01:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-22 09:01:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-22 09:01:36,045 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-22 09:01:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-22 09:01:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-22 09:01:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-22 09:01:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-22 09:01:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-22 09:01:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-22 09:01:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-22 09:01:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-22 09:01:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-22 09:01:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-22 09:01:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-22 09:01:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-22 09:01:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-22 09:01:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-22 09:01:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-22 09:01:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-22 09:01:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-22 09:01:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-22 09:01:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-22 09:01:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-22 09:01:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-10-22 09:01:36,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-10-22 09:01:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-22 09:01:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-22 09:01:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-22 09:01:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 09:01:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-22 09:01:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-22 09:01:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-10-22 09:01:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 09:01:36,049 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-10-22 09:01:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-10-22 09:01:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-10-22 09:01:36,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 09:01:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-10-22 09:01:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-10-22 09:01:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-10-22 09:01:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-10-22 09:01:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-22 09:01:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-10-22 09:01:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 09:01:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-10-22 09:01:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-10-22 09:01:36,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-22 09:01:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-22 09:01:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-10-22 09:01:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 09:01:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 09:01:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-10-22 09:01:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-10-22 09:01:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 09:01:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-10-22 09:01:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-10-22 09:01:36,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-10-22 09:01:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-10-22 09:01:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-10-22 09:01:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-10-22 09:01:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-10-22 09:01:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-10-22 09:01:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-10-22 09:01:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-10-22 09:01:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-10-22 09:01:36,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-22 09:01:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-10-22 09:01:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-10-22 09:01:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure f6 [2019-10-22 09:01:36,054 INFO L130 BoogieDeclarations]: Found specification of procedure g6 [2019-10-22 09:01:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure probe2_6 [2019-10-22 09:01:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure disconnect_6 [2019-10-22 09:01:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-10-22 09:01:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-22 09:01:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-22 09:01:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:01:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 09:01:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:01:36,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-10-22 09:01:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-10-22 09:01:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 09:01:36,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-22 09:01:36,611 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 09:01:36,967 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-22 09:01:37,306 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:01:37,306 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-22 09:01:37,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:37 BoogieIcfgContainer [2019-10-22 09:01:37,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:01:37,309 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:01:37,309 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:01:37,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:01:37,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:01:35" (1/3) ... [2019-10-22 09:01:37,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36bbfb49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:37, skipping insertion in model container [2019-10-22 09:01:37,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:35" (2/3) ... [2019-10-22 09:01:37,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36bbfb49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:37, skipping insertion in model container [2019-10-22 09:01:37,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:37" (3/3) ... [2019-10-22 09:01:37,315 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test6_1.i [2019-10-22 09:01:37,328 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:01:37,336 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 83 error locations. [2019-10-22 09:01:37,347 INFO L249 AbstractCegarLoop]: Starting to check reachability of 83 error locations. [2019-10-22 09:01:37,366 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:01:37,367 INFO L374 AbstractCegarLoop]: Hoare is false [2019-10-22 09:01:37,367 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:01:37,368 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:01:37,368 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:01:37,368 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:01:37,368 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:01:37,368 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:01:37,388 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2019-10-22 09:01:37,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 09:01:37,401 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:37,403 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:37,405 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_kref_initErr0REQUIRES_VIOLATION, ldv_kref_initErr1REQUIRES_VIOLATION, ldv_list_addErr1REQUIRES_VIOLATION, ldv_list_addErr0REQUIRES_VIOLATION, ldv_kobject_createErr1REQUIRES_VIOLATION, ldv_kobject_createErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, disconnect_6Err3ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err2ASSERT_VIOLATIONMEMORY_FREE, disconnect_6Err1REQUIRES_VIOLATION, disconnect_6Err0REQUIRES_VIOLATION, disconnect_6Err4ASSERT_VIOLATIONMEMORY_FREE, entry_pointErr1REQUIRES_VIOLATION, entry_pointErr0REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION, probe2_6Err4ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err3ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err1REQUIRES_VIOLATION, probe2_6Err2ASSERT_VIOLATIONMEMORY_FREE, probe2_6Err0REQUIRES_VIOLATION]=== [2019-10-22 09:01:37,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:37,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1056608978, now seen corresponding path program 1 times [2019-10-22 09:01:37,418 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 09:01:37,418 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1666370225] [2019-10-22 09:01:37,418 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c338e684-6375-4c2c-8c57-78e529c0a498/bin/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 09:01:37,642 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 09:01:37,642 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort C_DOUBLE not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:160) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:143) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:168) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferSymbols(SmtFunctionsAndAxioms.java:139) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleTraceCheck.createExternalManagedScript(IpTcStrategyModuleTraceCheck.java:81) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCvc4.constructManagedScript(IpTcStrategyModuleCvc4.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.checkFeasibility(TraceAbstractionRefinementEngine.java:244) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 09:01:37,655 INFO L168 Benchmark]: Toolchain (without parser) took 2458.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 947.0 MB in the beginning and 988.7 MB in the end (delta: -41.7 MB). Peak memory consumption was 117.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:37,656 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:37,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -175.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:37,659 INFO L168 Benchmark]: Boogie Preprocessor took 101.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:37,659 INFO L168 Benchmark]: RCFGBuilder took 1330.79 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: 115.5 MB). Peak memory consumption was 115.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:37,659 INFO L168 Benchmark]: TraceAbstraction took 337.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 988.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:37,662 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 683.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -175.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 101.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1330.79 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: 115.5 MB). Peak memory consumption was 115.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 337.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 988.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 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...