./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/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 5d4704835c9961ab13be7e1d0cce345ed8189178 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 22:25:06,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:25:06,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:25:06,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:25:06,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:25:06,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:25:06,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:25:06,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:25:06,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:25:06,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:25:06,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:25:06,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:25:06,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:25:06,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:25:06,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:25:06,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:25:06,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:25:06,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:25:06,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:25:06,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:25:06,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:25:06,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:25:06,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:25:06,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:25:06,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:25:06,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:25:06,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:25:06,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:25:06,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:25:06,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:25:06,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:25:06,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:25:06,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:25:06,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:25:06,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:25:06,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:25:06,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:25:06,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:25:06,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:25:06,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:25:06,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:25:06,384 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-15 22:25:06,407 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:25:06,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:25:06,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:25:06,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:25:06,419 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:25:06,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:25:06,419 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 22:25:06,419 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 22:25:06,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:25:06,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 22:25:06,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:25:06,420 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-15 22:25:06,421 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-15 22:25:06,421 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-15 22:25:06,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 22:25:06,422 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 22:25:06,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:25:06,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:25:06,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:25:06,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 22:25:06,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 22:25:06,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 22:25:06,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:25:06,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 22:25:06,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 22:25:06,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 22:25:06,425 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/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 -> 5d4704835c9961ab13be7e1d0cce345ed8189178 [2019-11-15 22:25:06,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:25:06,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:25:06,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:25:06,482 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:25:06,483 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:25:06,483 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/../../sv-benchmarks/c/ldv-memsafety/memleaks_test20-2.i [2019-11-15 22:25:06,536 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/data/dc28ed9c6/3551992083e54cc4a768bd8e973b37ea/FLAG822953e46 [2019-11-15 22:25:07,034 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:25:07,035 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/sv-benchmarks/c/ldv-memsafety/memleaks_test20-2.i [2019-11-15 22:25:07,056 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/data/dc28ed9c6/3551992083e54cc4a768bd8e973b37ea/FLAG822953e46 [2019-11-15 22:25:07,266 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/data/dc28ed9c6/3551992083e54cc4a768bd8e973b37ea [2019-11-15 22:25:07,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:25:07,271 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-15 22:25:07,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:25:07,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:25:07,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:25:07,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:25:07" (1/1) ... [2019-11-15 22:25:07,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a7c0b82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:25:07, skipping insertion in model container [2019-11-15 22:25:07,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:25:07" (1/1) ... [2019-11-15 22:25:07,289 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:25:07,352 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:25:07,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:25:07,871 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:25:07,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:25:08,029 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:25:08,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:25:08 WrapperNode [2019-11-15 22:25:08,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:25:08,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:25:08,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:25:08,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:25:08,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:25:08" (1/1) ... [2019-11-15 22:25:08,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:25:08" (1/1) ... [2019-11-15 22:25:08,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:25:08" (1/1) ... [2019-11-15 22:25:08,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:25:08" (1/1) ... [2019-11-15 22:25:08,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:25:08" (1/1) ... [2019-11-15 22:25:08,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:25:08" (1/1) ... [2019-11-15 22:25:08,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:25:08" (1/1) ... [2019-11-15 22:25:08,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:25:08,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:25:08,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:25:08,109 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:25:08,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:25:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 22:25:08,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-15 22:25:08,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:25:08,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-15 22:25:08,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-15 22:25:08,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-15 22:25:08,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-15 22:25:08,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-15 22:25:08,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-15 22:25:08,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive [2019-11-15 22:25:08,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_positive [2019-11-15 22:25:08,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-15 22:25:08,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-15 22:25:08,172 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-11-15 22:25:08,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-11-15 22:25:08,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-11-15 22:25:08,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-11-15 22:25:08,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-11-15 22:25:08,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-11-15 22:25:08,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_alloc [2019-11-15 22:25:08,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_fill [2019-11-15 22:25:08,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_msg_free [2019-11-15 22:25:08,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_msg [2019-11-15 22:25:08,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_msgs [2019-11-15 22:25:08,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-11-15 22:25:08,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-11-15 22:25:08,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-11-15 22:25:08,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2019-11-15 22:25:08,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2019-11-15 22:25:08,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2019-11-15 22:25:08,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2019-11-15 22:25:08,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2019-11-15 22:25:08,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_del [2019-11-15 22:25:08,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2019-11-15 22:25:08,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2019-11-15 22:25:08,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2019-11-15 22:25:08,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2019-11-15 22:25:08,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2019-11-15 22:25:08,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2019-11-15 22:25:08,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2019-11-15 22:25:08,177 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-11-15 22:25:08,177 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-15 22:25:08,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_device [2019-11-15 22:25:08,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_device [2019-11-15 22:25:08,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_deregister_device [2019-11-15 22:25:08,177 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_20 [2019-11-15 22:25:08,178 INFO L138 BoogieDeclarations]: Found implementation of procedure free_20 [2019-11-15 22:25:08,178 INFO L138 BoogieDeclarations]: Found implementation of procedure entry_point [2019-11-15 22:25:08,178 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-15 22:25:08,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-15 22:25:08,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-15 22:25:08,178 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-15 22:25:08,178 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-15 22:25:08,178 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-15 22:25:08,178 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-15 22:25:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-15 22:25:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-15 22:25:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-15 22:25:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-15 22:25:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-15 22:25:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-15 22:25:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-15 22:25:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-15 22:25:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-15 22:25:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-15 22:25:08,180 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-15 22:25:08,180 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-15 22:25:08,180 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-15 22:25:08,180 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-15 22:25:08,180 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-15 22:25:08,180 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-15 22:25:08,180 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-15 22:25:08,180 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-15 22:25:08,180 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-15 22:25:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-15 22:25:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-15 22:25:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-15 22:25:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-15 22:25:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-15 22:25:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-15 22:25:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-15 22:25:08,181 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-15 22:25:08,182 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-15 22:25:08,182 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-15 22:25:08,182 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-15 22:25:08,182 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-15 22:25:08,182 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-15 22:25:08,182 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-15 22:25:08,182 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-15 22:25:08,182 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-15 22:25:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-15 22:25:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-15 22:25:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-15 22:25:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-15 22:25:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-15 22:25:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-15 22:25:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-15 22:25:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-15 22:25:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-15 22:25:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-15 22:25:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-15 22:25:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-15 22:25:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-15 22:25:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-15 22:25:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-15 22:25:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-15 22:25:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-15 22:25:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-15 22:25:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-15 22:25:08,185 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-15 22:25:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-15 22:25:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-15 22:25:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-15 22:25:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-15 22:25:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-15 22:25:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-15 22:25:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-15 22:25:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-15 22:25:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-15 22:25:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-15 22:25:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-15 22:25:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-15 22:25:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-15 22:25:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-15 22:25:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-15 22:25:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-15 22:25:08,187 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-15 22:25:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-15 22:25:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-15 22:25:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-15 22:25:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-15 22:25:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-15 22:25:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-15 22:25:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-15 22:25:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-15 22:25:08,188 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-15 22:25:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-15 22:25:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-15 22:25:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-15 22:25:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-15 22:25:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-15 22:25:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-15 22:25:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-15 22:25:08,189 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-15 22:25:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-15 22:25:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-15 22:25:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-15 22:25:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-15 22:25:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-15 22:25:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-15 22:25:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-15 22:25:08,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive [2019-11-15 22:25:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_positive [2019-11-15 22:25:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-15 22:25:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-15 22:25:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-15 22:25:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-15 22:25:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-15 22:25:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-15 22:25:08,191 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-11-15 22:25:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-15 22:25:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-11-15 22:25:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-11-15 22:25:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-11-15 22:25:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-15 22:25:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-11-15 22:25:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-11-15 22:25:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_alloc [2019-11-15 22:25:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_fill [2019-11-15 22:25:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-15 22:25:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_msg_free [2019-11-15 22:25:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 22:25:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_msg [2019-11-15 22:25:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_msgs [2019-11-15 22:25:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-11-15 22:25:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-11-15 22:25:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-11-15 22:25:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 22:25:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 22:25:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2019-11-15 22:25:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2019-11-15 22:25:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-15 22:25:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2019-11-15 22:25:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2019-11-15 22:25:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2019-11-15 22:25:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_del [2019-11-15 22:25:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2019-11-15 22:25:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2019-11-15 22:25:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2019-11-15 22:25:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2019-11-15 22:25:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2019-11-15 22:25:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2019-11-15 22:25:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2019-11-15 22:25:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-15 22:25:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-11-15 22:25:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-15 22:25:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_device [2019-11-15 22:25:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_device [2019-11-15 22:25:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_deregister_device [2019-11-15 22:25:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_20 [2019-11-15 22:25:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure free_20 [2019-11-15 22:25:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure entry_point [2019-11-15 22:25:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-15 22:25:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-15 22:25:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 22:25:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-15 22:25:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:25:08,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-15 22:25:08,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-15 22:25:08,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-15 22:25:08,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-15 22:25:08,659 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-15 22:25:08,899 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-15 22:25:09,203 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:25:09,205 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-15 22:25:09,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:25:09 BoogieIcfgContainer [2019-11-15 22:25:09,206 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:25:09,207 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 22:25:09,207 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 22:25:09,210 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 22:25:09,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:25:07" (1/3) ... [2019-11-15 22:25:09,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d0a395a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:25:09, skipping insertion in model container [2019-11-15 22:25:09,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:25:08" (2/3) ... [2019-11-15 22:25:09,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d0a395a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:25:09, skipping insertion in model container [2019-11-15 22:25:09,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:25:09" (3/3) ... [2019-11-15 22:25:09,216 INFO L109 eAbstractionObserver]: Analyzing ICFG memleaks_test20-2.i [2019-11-15 22:25:09,224 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 22:25:09,231 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 74 error locations. [2019-11-15 22:25:09,241 INFO L249 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2019-11-15 22:25:09,258 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 22:25:09,259 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-15 22:25:09,259 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 22:25:09,259 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:25:09,259 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:25:09,259 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 22:25:09,259 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:25:09,260 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 22:25:09,280 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2019-11-15 22:25:09,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 22:25:09,290 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:25:09,290 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] [2019-11-15 22:25:09,294 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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-15 22:25:09,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:25:09,299 INFO L82 PathProgramCache]: Analyzing trace with hash -1923864306, now seen corresponding path program 1 times [2019-11-15 22:25:09,307 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:25:09,308 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272112399] [2019-11-15 22:25:09,308 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:09,308 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:09,308 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:25:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:09,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:25:09,656 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272112399] [2019-11-15 22:25:09,656 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:25:09,657 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 22:25:09,657 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043819123] [2019-11-15 22:25:09,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 22:25:09,661 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:25:09,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 22:25:09,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-15 22:25:09,675 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 8 states. [2019-11-15 22:25:10,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:25:10,008 INFO L93 Difference]: Finished difference Result 62 states and 69 transitions. [2019-11-15 22:25:10,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-15 22:25:10,010 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 24 [2019-11-15 22:25:10,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:25:10,020 INFO L225 Difference]: With dead ends: 62 [2019-11-15 22:25:10,020 INFO L226 Difference]: Without dead ends: 53 [2019-11-15 22:25:10,022 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-15 22:25:10,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-15 22:25:10,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 50. [2019-11-15 22:25:10,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2019-11-15 22:25:10,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 54 transitions. [2019-11-15 22:25:10,078 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 54 transitions. Word has length 24 [2019-11-15 22:25:10,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:25:10,079 INFO L462 AbstractCegarLoop]: Abstraction has 50 states and 54 transitions. [2019-11-15 22:25:10,079 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 22:25:10,079 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2019-11-15 22:25:10,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 22:25:10,084 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:25:10,084 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] [2019-11-15 22:25:10,085 INFO L410 AbstractCegarLoop]: === Iteration 2 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-15 22:25:10,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:25:10,086 INFO L82 PathProgramCache]: Analyzing trace with hash -416312497, now seen corresponding path program 1 times [2019-11-15 22:25:10,087 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:25:10,087 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029516391] [2019-11-15 22:25:10,087 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:10,087 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:10,087 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:25:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:10,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:10,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:25:10,365 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029516391] [2019-11-15 22:25:10,366 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:25:10,366 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-15 22:25:10,366 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805129173] [2019-11-15 22:25:10,367 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-15 22:25:10,367 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:25:10,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-15 22:25:10,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2019-11-15 22:25:10,368 INFO L87 Difference]: Start difference. First operand 50 states and 54 transitions. Second operand 10 states. [2019-11-15 22:25:10,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:25:10,868 INFO L93 Difference]: Finished difference Result 61 states and 64 transitions. [2019-11-15 22:25:10,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-15 22:25:10,869 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 24 [2019-11-15 22:25:10,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:25:10,870 INFO L225 Difference]: With dead ends: 61 [2019-11-15 22:25:10,870 INFO L226 Difference]: Without dead ends: 50 [2019-11-15 22:25:10,871 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2019-11-15 22:25:10,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2019-11-15 22:25:10,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2019-11-15 22:25:10,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2019-11-15 22:25:10,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 53 transitions. [2019-11-15 22:25:10,882 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 53 transitions. Word has length 24 [2019-11-15 22:25:10,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:25:10,882 INFO L462 AbstractCegarLoop]: Abstraction has 50 states and 53 transitions. [2019-11-15 22:25:10,883 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-15 22:25:10,883 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2019-11-15 22:25:10,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-15 22:25:10,884 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:25:10,884 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] [2019-11-15 22:25:10,885 INFO L410 AbstractCegarLoop]: === Iteration 3 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-15 22:25:10,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:25:10,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1971415979, now seen corresponding path program 1 times [2019-11-15 22:25:10,886 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:25:10,886 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044765266] [2019-11-15 22:25:10,886 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:10,886 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:10,887 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:25:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:11,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:25:11,218 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044765266] [2019-11-15 22:25:11,218 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:25:11,219 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2019-11-15 22:25:11,219 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808241303] [2019-11-15 22:25:11,219 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-11-15 22:25:11,219 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:25:11,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-15 22:25:11,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2019-11-15 22:25:11,220 INFO L87 Difference]: Start difference. First operand 50 states and 53 transitions. Second operand 15 states. [2019-11-15 22:25:11,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:25:11,930 INFO L93 Difference]: Finished difference Result 47 states and 49 transitions. [2019-11-15 22:25:11,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-11-15 22:25:11,931 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 28 [2019-11-15 22:25:11,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:25:11,933 INFO L225 Difference]: With dead ends: 47 [2019-11-15 22:25:11,933 INFO L226 Difference]: Without dead ends: 47 [2019-11-15 22:25:11,934 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=144, Invalid=786, Unknown=0, NotChecked=0, Total=930 [2019-11-15 22:25:11,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-15 22:25:11,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 39. [2019-11-15 22:25:11,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-11-15 22:25:11,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2019-11-15 22:25:11,939 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 39 transitions. Word has length 28 [2019-11-15 22:25:11,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:25:11,939 INFO L462 AbstractCegarLoop]: Abstraction has 39 states and 39 transitions. [2019-11-15 22:25:11,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-11-15 22:25:11,939 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2019-11-15 22:25:11,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-15 22:25:11,940 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:25:11,940 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] [2019-11-15 22:25:11,952 INFO L410 AbstractCegarLoop]: === Iteration 4 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-15 22:25:11,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:25:11,953 INFO L82 PathProgramCache]: Analyzing trace with hash 984353599, now seen corresponding path program 1 times [2019-11-15 22:25:11,953 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:25:11,953 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625252264] [2019-11-15 22:25:11,953 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:11,954 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:11,954 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:25:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:25:12,204 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625252264] [2019-11-15 22:25:12,204 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:25:12,204 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2019-11-15 22:25:12,204 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375193655] [2019-11-15 22:25:12,205 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-11-15 22:25:12,205 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:25:12,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-15 22:25:12,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2019-11-15 22:25:12,206 INFO L87 Difference]: Start difference. First operand 39 states and 39 transitions. Second operand 15 states. [2019-11-15 22:25:12,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:25:12,778 INFO L93 Difference]: Finished difference Result 60 states and 61 transitions. [2019-11-15 22:25:12,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-11-15 22:25:12,778 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 29 [2019-11-15 22:25:12,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:25:12,780 INFO L225 Difference]: With dead ends: 60 [2019-11-15 22:25:12,780 INFO L226 Difference]: Without dead ends: 60 [2019-11-15 22:25:12,780 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=127, Invalid=685, Unknown=0, NotChecked=0, Total=812 [2019-11-15 22:25:12,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2019-11-15 22:25:12,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 58. [2019-11-15 22:25:12,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2019-11-15 22:25:12,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 60 transitions. [2019-11-15 22:25:12,787 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 60 transitions. Word has length 29 [2019-11-15 22:25:12,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:25:12,788 INFO L462 AbstractCegarLoop]: Abstraction has 58 states and 60 transitions. [2019-11-15 22:25:12,788 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-11-15 22:25:12,788 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2019-11-15 22:25:12,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-15 22:25:12,789 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:25:12,790 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] [2019-11-15 22:25:12,790 INFO L410 AbstractCegarLoop]: === Iteration 5 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-15 22:25:12,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:25:12,791 INFO L82 PathProgramCache]: Analyzing trace with hash 575529374, now seen corresponding path program 1 times [2019-11-15 22:25:12,791 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:25:12,791 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946023619] [2019-11-15 22:25:12,791 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:12,791 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:12,792 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:25:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:12,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:25:12,939 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946023619] [2019-11-15 22:25:12,939 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:25:12,939 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-11-15 22:25:12,939 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32348439] [2019-11-15 22:25:12,939 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-15 22:25:12,940 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:25:12,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-15 22:25:12,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-11-15 22:25:12,940 INFO L87 Difference]: Start difference. First operand 58 states and 60 transitions. Second operand 9 states. [2019-11-15 22:25:13,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:25:13,147 INFO L93 Difference]: Finished difference Result 42 states and 41 transitions. [2019-11-15 22:25:13,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 22:25:13,147 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 29 [2019-11-15 22:25:13,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:25:13,148 INFO L225 Difference]: With dead ends: 42 [2019-11-15 22:25:13,148 INFO L226 Difference]: Without dead ends: 38 [2019-11-15 22:25:13,149 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2019-11-15 22:25:13,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2019-11-15 22:25:13,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2019-11-15 22:25:13,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2019-11-15 22:25:13,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 37 transitions. [2019-11-15 22:25:13,152 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 37 transitions. Word has length 29 [2019-11-15 22:25:13,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:25:13,153 INFO L462 AbstractCegarLoop]: Abstraction has 38 states and 37 transitions. [2019-11-15 22:25:13,153 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-15 22:25:13,153 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 37 transitions. [2019-11-15 22:25:13,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-15 22:25:13,154 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:25:13,154 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] [2019-11-15 22:25:13,155 INFO L410 AbstractCegarLoop]: === Iteration 6 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-15 22:25:13,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:25:13,156 INFO L82 PathProgramCache]: Analyzing trace with hash 450190893, now seen corresponding path program 1 times [2019-11-15 22:25:13,156 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:25:13,156 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148177565] [2019-11-15 22:25:13,156 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:13,157 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:13,157 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:25:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:13,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:13,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:25:13,407 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148177565] [2019-11-15 22:25:13,407 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:25:13,408 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2019-11-15 22:25:13,408 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647836892] [2019-11-15 22:25:13,408 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-11-15 22:25:13,408 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:25:13,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-15 22:25:13,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2019-11-15 22:25:13,409 INFO L87 Difference]: Start difference. First operand 38 states and 37 transitions. Second operand 15 states. [2019-11-15 22:25:13,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:25:13,827 INFO L93 Difference]: Finished difference Result 37 states and 36 transitions. [2019-11-15 22:25:13,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-15 22:25:13,827 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 30 [2019-11-15 22:25:13,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:25:13,828 INFO L225 Difference]: With dead ends: 37 [2019-11-15 22:25:13,828 INFO L226 Difference]: Without dead ends: 37 [2019-11-15 22:25:13,829 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=97, Invalid=503, Unknown=0, NotChecked=0, Total=600 [2019-11-15 22:25:13,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2019-11-15 22:25:13,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2019-11-15 22:25:13,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2019-11-15 22:25:13,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 36 transitions. [2019-11-15 22:25:13,832 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 36 transitions. Word has length 30 [2019-11-15 22:25:13,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:25:13,832 INFO L462 AbstractCegarLoop]: Abstraction has 37 states and 36 transitions. [2019-11-15 22:25:13,832 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-11-15 22:25:13,832 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 36 transitions. [2019-11-15 22:25:13,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-15 22:25:13,833 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 22:25:13,834 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, 1] [2019-11-15 22:25:13,834 INFO L410 AbstractCegarLoop]: === Iteration 7 === [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_msgsErr2REQUIRES_VIOLATION, ldv_destroy_msgsErr3REQUIRES_VIOLATION, ldv_destroy_msgsErr5REQUIRES_VIOLATION, ldv_destroy_msgsErr4REQUIRES_VIOLATION, ldv_destroy_msgsErr1REQUIRES_VIOLATION, ldv_destroy_msgsErr0REQUIRES_VIOLATION, ldv_msg_fillErr4REQUIRES_VIOLATION, ldv_msg_fillErr5REQUIRES_VIOLATION, ldv_msg_fillErr0REQUIRES_VIOLATION, ldv_msg_fillErr1REQUIRES_VIOLATION, ldv_msg_fillErr2REQUIRES_VIOLATION, ldv_msg_fillErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr1REQUIRES_VIOLATION, ldv_atomic_add_returnErr0REQUIRES_VIOLATION, ldv_atomic_add_returnErr3REQUIRES_VIOLATION, ldv_atomic_add_returnErr2REQUIRES_VIOLATION, __ldv_list_delErr3REQUIRES_VIOLATION, __ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_delErr1REQUIRES_VIOLATION, __ldv_list_delErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_kobject_cleanupErr1REQUIRES_VIOLATION, ldv_kobject_cleanupErr0REQUIRES_VIOLATION, ldv_kobject_cleanupErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr6ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr2ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr4ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr7ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr5ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr1REQUIRES_VIOLATION, ldv_msg_freeErr3ASSERT_VIOLATIONMEMORY_FREE, ldv_msg_freeErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, LDV_INIT_LIST_HEADErr0REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr1REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr3REQUIRES_VIOLATION, LDV_INIT_LIST_HEADErr2REQUIRES_VIOLATION, ldv_list_delErr0REQUIRES_VIOLATION, ldv_list_delErr1REQUIRES_VIOLATION, ldv_list_delErr3REQUIRES_VIOLATION, ldv_list_delErr2REQUIRES_VIOLATION, __ldv_list_addErr3REQUIRES_VIOLATION, __ldv_list_addErr2REQUIRES_VIOLATION, __ldv_list_addErr7REQUIRES_VIOLATION, __ldv_list_addErr0REQUIRES_VIOLATION, __ldv_list_addErr1REQUIRES_VIOLATION, __ldv_list_addErr6REQUIRES_VIOLATION, __ldv_list_addErr4REQUIRES_VIOLATION, __ldv_list_addErr5REQUIRES_VIOLATION, free_20Err0ASSERT_VIOLATIONMEMORY_FREE, free_20Err2ASSERT_VIOLATIONMEMORY_FREE, free_20Err1ASSERT_VIOLATIONMEMORY_FREE, ldv_dev_set_drvdataErr0REQUIRES_VIOLATION, ldv_dev_set_drvdataErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr1REQUIRES_VIOLATION, ldv_atomic_sub_returnErr0REQUIRES_VIOLATION, ldv_atomic_sub_returnErr2REQUIRES_VIOLATION, ldv_atomic_sub_returnErr3REQUIRES_VIOLATION, ldv_list_add_tailErr1REQUIRES_VIOLATION, ldv_list_add_tailErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr0REQUIRES_VIOLATION, ldv_dev_get_drvdataErr1REQUIRES_VIOLATION, ldv_msg_allocErr0REQUIRES_VIOLATION, ldv_msg_allocErr1REQUIRES_VIOLATION]=== [2019-11-15 22:25:13,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:25:13,834 INFO L82 PathProgramCache]: Analyzing trace with hash -2103562103, now seen corresponding path program 1 times [2019-11-15 22:25:13,834 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:25:13,834 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916158264] [2019-11-15 22:25:13,835 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:13,835 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:25:13,835 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:25:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:13,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:25:14,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:25:14,144 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916158264] [2019-11-15 22:25:14,144 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:25:14,144 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2019-11-15 22:25:14,145 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881211217] [2019-11-15 22:25:14,145 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2019-11-15 22:25:14,145 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:25:14,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2019-11-15 22:25:14,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2019-11-15 22:25:14,146 INFO L87 Difference]: Start difference. First operand 37 states and 36 transitions. Second operand 17 states. [2019-11-15 22:25:14,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:25:14,593 INFO L93 Difference]: Finished difference Result 36 states and 35 transitions. [2019-11-15 22:25:14,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-11-15 22:25:14,594 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 36 [2019-11-15 22:25:14,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 22:25:14,594 INFO L225 Difference]: With dead ends: 36 [2019-11-15 22:25:14,594 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 22:25:14,595 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=106, Invalid=650, Unknown=0, NotChecked=0, Total=756 [2019-11-15 22:25:14,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 22:25:14,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 22:25:14,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 22:25:14,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 22:25:14,595 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2019-11-15 22:25:14,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 22:25:14,595 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 22:25:14,596 INFO L463 AbstractCegarLoop]: Interpolant automaton has 17 states. [2019-11-15 22:25:14,596 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 22:25:14,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 22:25:14,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 10:25:14 BoogieIcfgContainer [2019-11-15 22:25:14,600 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 22:25:14,600 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 22:25:14,600 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 22:25:14,600 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 22:25:14,601 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:25:09" (3/4) ... [2019-11-15 22:25:14,603 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 22:25:14,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_submit_msg [2019-11-15 22:25:14,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure alloc_20 [2019-11-15 22:25:14,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_positive [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_register_device [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint64_identity [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_free [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_deregister_device [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_nonpositive [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_alloc [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init_internal [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_init [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_msg_fill [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_sub [2019-11-15 22:25:14,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_add_return [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_cleanup [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure LDV_INIT_LIST_HEAD [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_add [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_get_device [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_set_drvdata [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_create [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_del [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ldv_list_del [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_del [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_get [2019-11-15 22:25:14,611 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_put [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint32_identity [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_init [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_atomic_sub_return [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add_tail [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint16_identity [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure entry_point [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_list_add [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_destroy_msgs [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_release [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_20 [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2019-11-15 22:25:14,612 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kref_put [2019-11-15 22:25:14,613 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kobject_get [2019-11-15 22:25:14,613 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_dev_get_drvdata [2019-11-15 22:25:14,619 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2019-11-15 22:25:14,619 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-15 22:25:14,619 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 22:25:14,620 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 22:25:14,620 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 22:25:14,674 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a78091cd-ed27-4af5-9c9e-045d02d5d0ec/bin/uautomizer/witness.graphml [2019-11-15 22:25:14,674 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 22:25:14,676 INFO L168 Benchmark]: Toolchain (without parser) took 7404.89 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 308.8 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -183.2 MB). Peak memory consumption was 125.6 MB. Max. memory is 11.5 GB. [2019-11-15 22:25:14,677 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:25:14,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -197.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-15 22:25:14,678 INFO L168 Benchmark]: Boogie Preprocessor took 77.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-15 22:25:14,678 INFO L168 Benchmark]: RCFGBuilder took 1098.07 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: 106.5 MB). Peak memory consumption was 106.5 MB. Max. memory is 11.5 GB. [2019-11-15 22:25:14,679 INFO L168 Benchmark]: TraceAbstraction took 5392.54 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 127.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -110.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-15 22:25:14,679 INFO L168 Benchmark]: Witness Printer took 74.42 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2019-11-15 22:25:14,682 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 754.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -197.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1098.07 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: 106.5 MB). Peak memory consumption was 106.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5392.54 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 127.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -110.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Witness Printer took 74.42 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 683]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 683]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 560]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 560]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 745]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 745]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 608]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 589]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 589]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 588]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 588]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 588]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 588]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 659]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 659]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 661]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 661]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 556]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 556]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 555]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 555]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 701]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 703]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 703]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 703]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 701]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 700]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 700]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 701]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 595]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 594]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 594]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 595]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 595]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 594]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 594]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 594]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 790]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 541]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 541]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 542]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 542]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 568]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 568]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 568]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 568]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 549]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 551]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 782]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 782]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 782]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 624]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 624]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 667]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 667]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 669]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 669]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 564]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 564]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 620]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 620]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 579]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 579]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 74 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 51 procedures, 351 locations, 74 error locations. Result: SAFE, OverallTime: 5.3s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 219 SDtfs, 259 SDslu, 655 SDs, 0 SdLazy, 1765 SolverSat, 204 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 190 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 428 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 13 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 200 NumberOfCodeBlocks, 200 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 193 ConstructedInterpolants, 0 QuantifiedInterpolants, 27411 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 proved your program to be correct! Received shutdown request...