./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.c -s /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6322d9cd062d24d7ede4d24d22e4df6c88132a16 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 18:42:39,388 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 18:42:39,389 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 18:42:39,395 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 18:42:39,395 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 18:42:39,396 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 18:42:39,397 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 18:42:39,398 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 18:42:39,399 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 18:42:39,399 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 18:42:39,400 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 18:42:39,400 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 18:42:39,401 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 18:42:39,401 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 18:42:39,402 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 18:42:39,402 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 18:42:39,403 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 18:42:39,404 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 18:42:39,405 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 18:42:39,406 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 18:42:39,406 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 18:42:39,407 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 18:42:39,409 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 18:42:39,409 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 18:42:39,409 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 18:42:39,410 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 18:42:39,410 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 18:42:39,411 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 18:42:39,411 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 18:42:39,412 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 18:42:39,412 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 18:42:39,412 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 18:42:39,413 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 18:42:39,413 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 18:42:39,413 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 18:42:39,414 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 18:42:39,414 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-18 18:42:39,421 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 18:42:39,422 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 18:42:39,422 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 18:42:39,422 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 18:42:39,423 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 18:42:39,423 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 18:42:39,423 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 18:42:39,423 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 18:42:39,423 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 18:42:39,424 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 18:42:39,424 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 18:42:39,424 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 18:42:39,424 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 18:42:39,424 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 18:42:39,424 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 18:42:39,424 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 18:42:39,425 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 18:42:39,425 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 18:42:39,425 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 18:42:39,425 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 18:42:39,425 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 18:42:39,425 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 18:42:39,425 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 18:42:39,426 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 18:42:39,426 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 18:42:39,426 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 18:42:39,426 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 18:42:39,426 INFO L133 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak 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 ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6322d9cd062d24d7ede4d24d22e4df6c88132a16 [2018-11-18 18:42:39,449 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 18:42:39,458 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 18:42:39,461 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 18:42:39,462 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 18:42:39,462 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 18:42:39,463 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.c [2018-11-18 18:42:39,503 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/data/461d2a85b/b7113ad8db8a459aab71a923363454ca/FLAGe05fe819d [2018-11-18 18:42:39,974 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 18:42:39,974 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.c [2018-11-18 18:42:39,986 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/data/461d2a85b/b7113ad8db8a459aab71a923363454ca/FLAGe05fe819d [2018-11-18 18:42:40,487 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/data/461d2a85b/b7113ad8db8a459aab71a923363454ca [2018-11-18 18:42:40,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 18:42:40,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 18:42:40,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 18:42:40,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 18:42:40,492 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 18:42:40,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:42:40" (1/1) ... [2018-11-18 18:42:40,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ac6f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:40, skipping insertion in model container [2018-11-18 18:42:40,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:42:40" (1/1) ... [2018-11-18 18:42:40,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 18:42:40,535 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 18:42:40,840 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:42:40,851 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 18:42:41,021 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:42:41,042 INFO L195 MainTranslator]: Completed translation [2018-11-18 18:42:41,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:41 WrapperNode [2018-11-18 18:42:41,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 18:42:41,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 18:42:41,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 18:42:41,043 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 18:42:41,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:41" (1/1) ... [2018-11-18 18:42:41,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:41" (1/1) ... [2018-11-18 18:42:41,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 18:42:41,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 18:42:41,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 18:42:41,087 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 18:42:41,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:41" (1/1) ... [2018-11-18 18:42:41,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:41" (1/1) ... [2018-11-18 18:42:41,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:41" (1/1) ... [2018-11-18 18:42:41,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:41" (1/1) ... [2018-11-18 18:42:41,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:41" (1/1) ... [2018-11-18 18:42:41,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:41" (1/1) ... [2018-11-18 18:42:41,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:41" (1/1) ... [2018-11-18 18:42:41,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 18:42:41,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 18:42:41,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 18:42:41,122 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 18:42:41,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:42:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-18 18:42:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2018-11-18 18:42:41,167 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2018-11-18 18:42:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2018-11-18 18:42:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 18:42:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 18:42:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2018-11-18 18:42:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 18:42:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 18:42:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2018-11-18 18:42:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 18:42:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2018-11-18 18:42:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2018-11-18 18:42:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 18:42:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 18:42:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-18 18:42:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-18 18:42:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2018-11-18 18:42:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2018-11-18 18:42:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2018-11-18 18:42:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 18:42:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-18 18:42:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2018-11-18 18:42:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2018-11-18 18:42:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 18:42:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2018-11-18 18:42:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2018-11-18 18:42:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2018-11-18 18:42:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2018-11-18 18:42:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2018-11-18 18:42:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 18:42:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2018-11-18 18:42:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2018-11-18 18:42:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2018-11-18 18:42:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2018-11-18 18:42:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 18:42:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2018-11-18 18:42:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 18:42:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 18:42:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 18:42:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 18:42:44,459 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 18:42:44,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:42:44 BoogieIcfgContainer [2018-11-18 18:42:44,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 18:42:44,460 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 18:42:44,460 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 18:42:44,467 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 18:42:44,467 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:42:44" (1/1) ... [2018-11-18 18:42:44,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:42:44,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:44,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 83 states and 112 transitions. [2018-11-18 18:42:44,502 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 112 transitions. [2018-11-18 18:42:44,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 18:42:44,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:44,852 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 18:42:45,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:45,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 107 states and 160 transitions. [2018-11-18 18:42:45,642 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 160 transitions. [2018-11-18 18:42:45,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 18:42:45,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:45,752 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 18:42:45,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:45,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 109 states and 162 transitions. [2018-11-18 18:42:45,783 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 162 transitions. [2018-11-18 18:42:45,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 18:42:45,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 18:42:45,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:45,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 110 states and 163 transitions. [2018-11-18 18:42:45,883 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 163 transitions. [2018-11-18 18:42:45,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-18 18:42:45,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:45,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:45,969 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:42:46,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 111 states and 164 transitions. [2018-11-18 18:42:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 164 transitions. [2018-11-18 18:42:46,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 18:42:46,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:46,079 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:42:46,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:46,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 112 states and 165 transitions. [2018-11-18 18:42:46,107 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 165 transitions. [2018-11-18 18:42:46,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 18:42:46,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:46,159 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 18:42:46,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:46,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 114 states and 168 transitions. [2018-11-18 18:42:46,220 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 168 transitions. [2018-11-18 18:42:46,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 18:42:46,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:46,286 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 18:42:46,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:46,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 116 states and 171 transitions. [2018-11-18 18:42:46,401 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 171 transitions. [2018-11-18 18:42:46,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 18:42:46,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:46,525 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 18:42:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:47,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 139 states and 220 transitions. [2018-11-18 18:42:47,760 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 220 transitions. [2018-11-18 18:42:47,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 18:42:47,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:47,852 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 18:42:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:48,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 149 states and 240 transitions. [2018-11-18 18:42:48,132 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 240 transitions. [2018-11-18 18:42:48,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 18:42:48,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:48,189 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 18:42:49,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:49,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 154 states and 251 transitions. [2018-11-18 18:42:49,040 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 251 transitions. [2018-11-18 18:42:49,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 18:42:49,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:49,080 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 18:42:49,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:49,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 156 states and 253 transitions. [2018-11-18 18:42:49,094 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 253 transitions. [2018-11-18 18:42:49,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 18:42:49,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:49,136 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 18:42:49,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:49,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 157 states and 254 transitions. [2018-11-18 18:42:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 254 transitions. [2018-11-18 18:42:49,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 18:42:49,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:49,185 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 18:42:49,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:49,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 158 states and 255 transitions. [2018-11-18 18:42:49,281 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 255 transitions. [2018-11-18 18:42:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 18:42:49,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:49,320 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 18:42:49,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:49,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 159 states and 255 transitions. [2018-11-18 18:42:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 255 transitions. [2018-11-18 18:42:49,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 18:42:49,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:49,353 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:42:49,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:49,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 160 states and 255 transitions. [2018-11-18 18:42:49,364 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 255 transitions. [2018-11-18 18:42:49,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 18:42:49,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:49,555 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 18:42:49,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:49,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 162 states and 259 transitions. [2018-11-18 18:42:49,992 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 259 transitions. [2018-11-18 18:42:49,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 18:42:49,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:50,034 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 18:42:50,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:50,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 172 states and 280 transitions. [2018-11-18 18:42:50,202 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 280 transitions. [2018-11-18 18:42:50,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 18:42:50,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:50,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 18:42:50,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 172 states and 279 transitions. [2018-11-18 18:42:50,405 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 279 transitions. [2018-11-18 18:42:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 18:42:50,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:50,455 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 18:42:50,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:50,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 177 states and 288 transitions. [2018-11-18 18:42:50,739 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 288 transitions. [2018-11-18 18:42:50,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 18:42:50,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:50,801 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 18:42:51,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:51,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 190 states and 309 transitions. [2018-11-18 18:42:51,361 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 309 transitions. [2018-11-18 18:42:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 18:42:51,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:51,415 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:42:51,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:51,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 186 states and 297 transitions. [2018-11-18 18:42:51,450 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 297 transitions. [2018-11-18 18:42:51,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 18:42:51,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:51,495 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 18:42:51,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:51,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 190 states and 303 transitions. [2018-11-18 18:42:51,518 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 303 transitions. [2018-11-18 18:42:51,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 18:42:51,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:51,564 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 18:42:51,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 195 states and 311 transitions. [2018-11-18 18:42:51,594 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 311 transitions. [2018-11-18 18:42:51,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 18:42:51,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:51,637 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 18:42:51,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:51,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 197 states and 313 transitions. [2018-11-18 18:42:51,668 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 313 transitions. [2018-11-18 18:42:51,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 18:42:51,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:51,700 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 18:42:52,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:52,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 214 states and 346 transitions. [2018-11-18 18:42:52,049 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 346 transitions. [2018-11-18 18:42:52,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 18:42:52,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:52,085 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 18:42:52,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:52,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 216 states and 348 transitions. [2018-11-18 18:42:52,099 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 348 transitions. [2018-11-18 18:42:52,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 18:42:52,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:52,209 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 18:42:52,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:52,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 220 states and 353 transitions. [2018-11-18 18:42:52,565 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 353 transitions. [2018-11-18 18:42:52,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 18:42:52,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:52,614 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 18:42:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:52,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 221 states and 354 transitions. [2018-11-18 18:42:52,630 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 354 transitions. [2018-11-18 18:42:52,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 18:42:52,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:52,679 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 18:42:52,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:52,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 222 states and 355 transitions. [2018-11-18 18:42:52,693 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 355 transitions. [2018-11-18 18:42:52,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 18:42:52,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:52,799 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 18:42:53,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 239 states and 388 transitions. [2018-11-18 18:42:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 388 transitions. [2018-11-18 18:42:53,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 18:42:53,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:53,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:53,386 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 18:42:53,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:53,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 243 states and 399 transitions. [2018-11-18 18:42:53,561 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 399 transitions. [2018-11-18 18:42:53,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 18:42:53,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:53,622 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 18:42:53,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:53,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 245 states and 401 transitions. [2018-11-18 18:42:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 401 transitions. [2018-11-18 18:42:53,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 18:42:53,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:53,672 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-18 18:42:53,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:53,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 250 states and 409 transitions. [2018-11-18 18:42:53,702 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 409 transitions. [2018-11-18 18:42:53,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 18:42:53,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:53,762 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:42:53,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:53,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 251 states and 410 transitions. [2018-11-18 18:42:53,769 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 410 transitions. [2018-11-18 18:42:53,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 18:42:53,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:53,834 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:42:53,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:53,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 252 states and 411 transitions. [2018-11-18 18:42:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 411 transitions. [2018-11-18 18:42:53,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 18:42:53,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:53,910 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 18:42:53,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:53,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 251 states and 407 transitions. [2018-11-18 18:42:53,923 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 407 transitions. [2018-11-18 18:42:53,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 18:42:53,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:53,954 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-18 18:42:53,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:53,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 253 states and 409 transitions. [2018-11-18 18:42:53,979 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 409 transitions. [2018-11-18 18:42:53,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 18:42:53,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:54,186 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:42:55,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:55,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 267 states and 440 transitions. [2018-11-18 18:42:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 440 transitions. [2018-11-18 18:42:55,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 18:42:55,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:55,468 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:42:55,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:55,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 272 states and 448 transitions. [2018-11-18 18:42:55,506 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 448 transitions. [2018-11-18 18:42:55,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 18:42:55,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:55,599 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-18 18:42:55,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:55,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 267 states and 439 transitions. [2018-11-18 18:42:55,618 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 439 transitions. [2018-11-18 18:42:55,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 18:42:55,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:55,677 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 18:42:55,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:55,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 269 states and 443 transitions. [2018-11-18 18:42:55,774 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 443 transitions. [2018-11-18 18:42:55,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 18:42:55,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 51 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 18:42:55,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:55,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 270 states and 444 transitions. [2018-11-18 18:42:55,895 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 444 transitions. [2018-11-18 18:42:55,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 18:42:55,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:56,003 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 18:42:56,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:56,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 272 states and 446 transitions. [2018-11-18 18:42:56,024 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 446 transitions. [2018-11-18 18:42:56,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 18:42:56,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 51 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 18:42:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 273 states and 446 transitions. [2018-11-18 18:42:56,146 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 446 transitions. [2018-11-18 18:42:56,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 18:42:56,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:56,242 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 18:42:56,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:56,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 278 states and 454 transitions. [2018-11-18 18:42:56,417 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 454 transitions. [2018-11-18 18:42:56,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 18:42:56,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:56,518 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 18:42:56,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:56,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 282 states and 463 transitions. [2018-11-18 18:42:56,553 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 463 transitions. [2018-11-18 18:42:56,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 18:42:56,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:56,638 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-18 18:42:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 277 states and 454 transitions. [2018-11-18 18:42:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 454 transitions. [2018-11-18 18:42:56,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 18:42:56,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:57,127 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 45 proven. 23 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 18:42:57,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:57,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 281 states and 459 transitions. [2018-11-18 18:42:57,935 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 459 transitions. [2018-11-18 18:42:57,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 18:42:57,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:58,039 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 18:42:58,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:58,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 281 states and 458 transitions. [2018-11-18 18:42:58,067 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 458 transitions. [2018-11-18 18:42:58,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 18:42:58,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:42:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:42:58,400 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 52 proven. 27 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 18:42:58,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:42:58,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 221 states and 352 transitions. [2018-11-18 18:42:58,979 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 352 transitions. [2018-11-18 18:42:58,980 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 18:42:58,980 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 51 iterations. [2018-11-18 18:42:58,988 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 18:42:59,396 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,399 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,399 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,399 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,399 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,399 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,400 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,401 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,401 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,401 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:42:59,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 06:42:59 ImpRootNode [2018-11-18 18:42:59,401 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 18:42:59,401 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 18:42:59,401 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 18:42:59,402 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 18:42:59,402 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:42:44" (3/4) ... [2018-11-18 18:42:59,404 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 18:42:59,409 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_raw [2018-11-18 18:42:59,409 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2018-11-18 18:42:59,409 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_sysfs [2018-11-18 18:42:59,409 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2018-11-18 18:42:59,409 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2018-11-18 18:42:59,409 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_attr [2018-11-18 18:42:59,409 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2018-11-18 18:42:59,409 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2018-11-18 18:42:59,416 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2018-11-18 18:42:59,417 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-18 18:42:59,417 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 18:42:59,488 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_56294a4e-50aa-49c1-af9c-ae1759302411/bin-2019/ukojak/witness.graphml [2018-11-18 18:42:59,488 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 18:42:59,489 INFO L168 Benchmark]: Toolchain (without parser) took 18999.76 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 426.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -97.4 MB). Peak memory consumption was 328.8 MB. Max. memory is 11.5 GB. [2018-11-18 18:42:59,489 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:42:59,490 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -132.6 MB). Peak memory consumption was 61.9 MB. Max. memory is 11.5 GB. [2018-11-18 18:42:59,490 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 18:42:59,490 INFO L168 Benchmark]: Boogie Preprocessor took 35.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:42:59,490 INFO L168 Benchmark]: RCFGBuilder took 3338.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 972.5 MB in the end (delta: 111.3 MB). Peak memory consumption was 111.3 MB. Max. memory is 11.5 GB. [2018-11-18 18:42:59,490 INFO L168 Benchmark]: CodeCheck took 14940.92 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 292.0 MB). Free memory was 972.5 MB in the beginning and 1.1 GB in the end (delta: -93.1 MB). Peak memory consumption was 198.9 MB. Max. memory is 11.5 GB. [2018-11-18 18:42:59,491 INFO L168 Benchmark]: Witness Printer took 86.86 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2018-11-18 18:42:59,492 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 115 locations, 1 error locations. SAFE Result, 14.4s OverallTime, 51 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1998803836 SDtfs, 342280604 SDslu, -644788504 SDs, 0 SdLazy, 407420582 SolverSat, -1664992166 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 112.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 33582 GetRequests, 32862 SyntacticMatches, 508 SemanticMatches, 212 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22793 ImplicationChecksByTransitivity, 8.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 4343 NumberOfCodeBlocks, 4343 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 4293 ConstructedInterpolants, 0 QuantifiedInterpolants, 815219 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 50 InterpolantComputations, 46 PerfectInterpolantSequences, 2930/2984 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1319]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1309]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1068]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1033]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1058]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1300]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1263]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1047]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 552.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -132.6 MB). Peak memory consumption was 61.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.00 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 3338.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 972.5 MB in the end (delta: 111.3 MB). Peak memory consumption was 111.3 MB. Max. memory is 11.5 GB. * CodeCheck took 14940.92 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 292.0 MB). Free memory was 972.5 MB in the beginning and 1.1 GB in the end (delta: -93.1 MB). Peak memory consumption was 198.9 MB. Max. memory is 11.5 GB. * Witness Printer took 86.86 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...