./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/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.i -s /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/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 e4de35bbb22e90a534078f347663c219950a7ada .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:36:54,572 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:36:54,573 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:36:54,579 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:36:54,580 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:36:54,580 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:36:54,581 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:36:54,582 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:36:54,582 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:36:54,583 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:36:54,583 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:36:54,583 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:36:54,584 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:36:54,584 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:36:54,585 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:36:54,585 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:36:54,586 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:36:54,587 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:36:54,588 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:36:54,589 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:36:54,589 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:36:54,590 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:36:54,591 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:36:54,591 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:36:54,591 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:36:54,592 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:36:54,593 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:36:54,593 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:36:54,593 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:36:54,594 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:36:54,594 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:36:54,595 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:36:54,595 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:36:54,595 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:36:54,596 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:36:54,596 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:36:54,596 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-09 09:36:54,603 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:36:54,604 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:36:54,604 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:36:54,604 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 09:36:54,605 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:36:54,605 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:36:54,605 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:36:54,605 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:36:54,605 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:36:54,605 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:36:54,605 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:36:54,605 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:36:54,606 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:36:54,606 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:36:54,606 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:36:54,606 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 09:36:54,606 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 09:36:54,606 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:36:54,606 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:36:54,606 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 09:36:54,607 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:36:54,607 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:36:54,607 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:36:54,607 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 09:36:54,607 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:36:54,607 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:36:54,607 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 09:36:54,607 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_afa57c76-03e9-46fc-aef6-102505f684bd/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 -> e4de35bbb22e90a534078f347663c219950a7ada [2018-12-09 09:36:54,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:36:54,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:36:54,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:36:54,638 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:36:54,638 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:36:54,639 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/bin-2019/ukojak/../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2018-12-09 09:36:54,679 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/bin-2019/ukojak/data/9372a3778/0b1b2243efdf47d28e1c21b00f86fa62/FLAG68f4b8501 [2018-12-09 09:36:55,101 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:36:55,101 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2018-12-09 09:36:55,109 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/bin-2019/ukojak/data/9372a3778/0b1b2243efdf47d28e1c21b00f86fa62/FLAG68f4b8501 [2018-12-09 09:36:55,117 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/bin-2019/ukojak/data/9372a3778/0b1b2243efdf47d28e1c21b00f86fa62 [2018-12-09 09:36:55,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:36:55,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:36:55,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:36:55,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:36:55,122 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:36:55,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:36:55" (1/1) ... [2018-12-09 09:36:55,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f3dea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55, skipping insertion in model container [2018-12-09 09:36:55,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:36:55" (1/1) ... [2018-12-09 09:36:55,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:36:55,153 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:36:55,391 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:36:55,398 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:36:55,450 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:36:55,467 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:36:55,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55 WrapperNode [2018-12-09 09:36:55,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:36:55,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:36:55,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:36:55,468 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:36:55,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55" (1/1) ... [2018-12-09 09:36:55,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55" (1/1) ... [2018-12-09 09:36:55,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:36:55,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:36:55,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:36:55,506 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:36:55,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55" (1/1) ... [2018-12-09 09:36:55,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55" (1/1) ... [2018-12-09 09:36:55,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55" (1/1) ... [2018-12-09 09:36:55,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55" (1/1) ... [2018-12-09 09:36:55,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55" (1/1) ... [2018-12-09 09:36:55,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55" (1/1) ... [2018-12-09 09:36:55,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55" (1/1) ... [2018-12-09 09:36:55,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:36:55,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:36:55,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:36:55,535 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:36:55,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:36:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/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 [2018-12-09 09:36:55,568 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2018-12-09 09:36:55,568 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2018-12-09 09:36:55,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 09:36:55,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 09:36:55,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 09:36:55,569 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-09 09:36:55,569 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-09 09:36:55,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 09:36:55,569 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-12-09 09:36:55,569 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-12-09 09:36:55,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-12-09 09:36:55,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-12-09 09:36:55,569 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2018-12-09 09:36:55,570 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2018-12-09 09:36:55,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 09:36:55,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 09:36:55,570 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2018-12-09 09:36:55,570 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2018-12-09 09:36:55,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2018-12-09 09:36:55,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2018-12-09 09:36:55,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2018-12-09 09:36:55,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2018-12-09 09:36:55,570 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2018-12-09 09:36:55,571 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2018-12-09 09:36:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 09:36:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2018-12-09 09:36:55,571 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2018-12-09 09:36:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 09:36:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2018-12-09 09:36:55,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2018-12-09 09:36:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2018-12-09 09:36:55,571 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2018-12-09 09:36:55,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:36:55,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:36:55,572 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-12-09 09:36:55,572 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-12-09 09:36:56,221 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:36:56,221 INFO L280 CfgBuilder]: Removed 58 assue(true) statements. [2018-12-09 09:36:56,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:36:56 BoogieIcfgContainer [2018-12-09 09:36:56,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:36:56,222 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 09:36:56,222 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 09:36:56,231 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 09:36:56,232 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:36:56" (1/1) ... [2018-12-09 09:36:56,241 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:36:56,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:56,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 118 states and 156 transitions. [2018-12-09 09:36:56,277 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2018-12-09 09:36:56,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 09:36:56,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:56,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:56,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:36:56,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:56,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 146 states and 210 transitions. [2018-12-09 09:36:56,662 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 210 transitions. [2018-12-09 09:36:56,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 09:36:56,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:56,749 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 09:36:56,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:56,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 148 states and 212 transitions. [2018-12-09 09:36:56,784 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 212 transitions. [2018-12-09 09:36:56,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 09:36:56,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:56,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:56,851 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 09:36:56,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:56,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 149 states and 213 transitions. [2018-12-09 09:36:56,887 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 213 transitions. [2018-12-09 09:36:56,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 09:36:56,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:56,958 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:36:56,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:56,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 150 states and 214 transitions. [2018-12-09 09:36:56,991 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 214 transitions. [2018-12-09 09:36:56,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 09:36:56,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:57,051 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 09:36:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:57,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 151 states and 215 transitions. [2018-12-09 09:36:57,089 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 215 transitions. [2018-12-09 09:36:57,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 09:36:57,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:36:57,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:57,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 153 states and 218 transitions. [2018-12-09 09:36:57,179 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 218 transitions. [2018-12-09 09:36:57,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 09:36:57,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:57,233 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:36:57,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:57,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 155 states and 221 transitions. [2018-12-09 09:36:57,360 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 221 transitions. [2018-12-09 09:36:57,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 09:36:57,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:36:57,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:57,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 182 states and 276 transitions. [2018-12-09 09:36:57,734 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 276 transitions. [2018-12-09 09:36:57,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 09:36:57,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:57,808 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:36:58,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:58,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 192 states and 296 transitions. [2018-12-09 09:36:58,056 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 296 transitions. [2018-12-09 09:36:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 09:36:58,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:58,087 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:36:58,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:58,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 194 states and 298 transitions. [2018-12-09 09:36:58,099 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 298 transitions. [2018-12-09 09:36:58,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 09:36:58,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:58,129 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 09:36:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 195 states and 299 transitions. [2018-12-09 09:36:58,134 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 299 transitions. [2018-12-09 09:36:58,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 09:36:58,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:58,163 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 09:36:58,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:58,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 196 states and 300 transitions. [2018-12-09 09:36:58,168 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 300 transitions. [2018-12-09 09:36:58,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 09:36:58,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 09:36:58,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:58,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 197 states and 301 transitions. [2018-12-09 09:36:58,202 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 301 transitions. [2018-12-09 09:36:58,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 09:36:58,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:58,306 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:36:58,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:58,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 199 states and 305 transitions. [2018-12-09 09:36:58,677 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 305 transitions. [2018-12-09 09:36:58,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-09 09:36:58,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:36:58,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:58,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 209 states and 327 transitions. [2018-12-09 09:36:58,851 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 327 transitions. [2018-12-09 09:36:58,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 09:36:58,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:58,904 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:36:59,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:59,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 214 states and 335 transitions. [2018-12-09 09:36:59,053 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 335 transitions. [2018-12-09 09:36:59,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-09 09:36:59,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:59,097 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-09 09:36:59,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:59,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 219 states and 344 transitions. [2018-12-09 09:36:59,372 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 344 transitions. [2018-12-09 09:36:59,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 09:36:59,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:59,440 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 09:36:59,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:59,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 219 states and 343 transitions. [2018-12-09 09:36:59,601 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 343 transitions. [2018-12-09 09:36:59,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 09:36:59,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:59,622 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 09:36:59,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:36:59,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 220 states and 343 transitions. [2018-12-09 09:36:59,633 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 343 transitions. [2018-12-09 09:36:59,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 09:36:59,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:36:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:36:59,712 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 09:37:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:00,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 234 states and 367 transitions. [2018-12-09 09:37:00,216 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 367 transitions. [2018-12-09 09:37:00,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 09:37:00,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:00,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:00,280 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 09:37:00,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:00,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 232 states and 358 transitions. [2018-12-09 09:37:00,320 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 358 transitions. [2018-12-09 09:37:00,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 09:37:00,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:00,429 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 09:37:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:00,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 225 states and 341 transitions. [2018-12-09 09:37:00,991 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 341 transitions. [2018-12-09 09:37:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 09:37:00,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:01,058 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 09:37:01,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:01,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 231 states and 350 transitions. [2018-12-09 09:37:01,099 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 350 transitions. [2018-12-09 09:37:01,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 09:37:01,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 09:37:01,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:01,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 242 states and 367 transitions. [2018-12-09 09:37:01,200 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 367 transitions. [2018-12-09 09:37:01,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 09:37:01,201 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:01,234 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 09:37:01,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:01,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 263 states and 406 transitions. [2018-12-09 09:37:01,599 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 406 transitions. [2018-12-09 09:37:01,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-09 09:37:01,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:01,685 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 29 proven. 1 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-09 09:37:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:01,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 278 states and 430 transitions. [2018-12-09 09:37:01,718 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 430 transitions. [2018-12-09 09:37:01,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-09 09:37:01,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:01,754 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-09 09:37:01,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:01,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 279 states and 431 transitions. [2018-12-09 09:37:01,776 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 431 transitions. [2018-12-09 09:37:01,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 09:37:01,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:01,945 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 09:37:02,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:02,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 286 states and 447 transitions. [2018-12-09 09:37:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 447 transitions. [2018-12-09 09:37:02,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 09:37:02,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:02,347 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-09 09:37:02,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:02,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 288 states and 449 transitions. [2018-12-09 09:37:02,398 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 449 transitions. [2018-12-09 09:37:02,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 09:37:02,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:02,464 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-09 09:37:02,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:02,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 289 states and 450 transitions. [2018-12-09 09:37:02,493 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 450 transitions. [2018-12-09 09:37:02,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 09:37:02,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:02,575 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-09 09:37:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:02,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 291 states and 453 transitions. [2018-12-09 09:37:02,923 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 453 transitions. [2018-12-09 09:37:02,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 09:37:02,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:02,975 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 09:37:03,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:03,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 299 states and 470 transitions. [2018-12-09 09:37:03,014 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 470 transitions. [2018-12-09 09:37:03,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 09:37:03,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:03,089 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 09:37:03,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 301 states and 472 transitions. [2018-12-09 09:37:03,100 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 472 transitions. [2018-12-09 09:37:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 09:37:03,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:03,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:03,169 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 09:37:03,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:03,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 302 states and 472 transitions. [2018-12-09 09:37:03,176 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 472 transitions. [2018-12-09 09:37:03,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 09:37:03,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:03,218 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 09:37:03,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:03,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 304 states and 474 transitions. [2018-12-09 09:37:03,240 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 474 transitions. [2018-12-09 09:37:03,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 09:37:03,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-09 09:37:03,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:03,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 307 states and 477 transitions. [2018-12-09 09:37:03,936 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 477 transitions. [2018-12-09 09:37:03,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 09:37:03,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:04,015 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 09:37:04,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:04,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 318 states and 494 transitions. [2018-12-09 09:37:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 494 transitions. [2018-12-09 09:37:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 09:37:04,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:04,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:04,241 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 09:37:07,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:07,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 334 states and 529 transitions. [2018-12-09 09:37:07,854 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 529 transitions. [2018-12-09 09:37:07,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 09:37:07,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:07,882 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 09:37:08,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:08,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 334 states and 528 transitions. [2018-12-09 09:37:08,268 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 528 transitions. [2018-12-09 09:37:08,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 09:37:08,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-12-09 09:37:08,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:08,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 327 states and 516 transitions. [2018-12-09 09:37:08,372 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 516 transitions. [2018-12-09 09:37:08,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 09:37:08,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:08,462 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-09 09:37:08,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:08,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 335 states and 534 transitions. [2018-12-09 09:37:08,668 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 534 transitions. [2018-12-09 09:37:08,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 09:37:08,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:08,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:08,748 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 59 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 09:37:08,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:08,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 338 states and 539 transitions. [2018-12-09 09:37:08,854 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 539 transitions. [2018-12-09 09:37:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 09:37:08,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:08,922 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 59 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 09:37:08,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:08,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 339 states and 539 transitions. [2018-12-09 09:37:08,937 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 539 transitions. [2018-12-09 09:37:08,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 09:37:08,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 09:37:09,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:09,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 341 states and 541 transitions. [2018-12-09 09:37:09,027 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 541 transitions. [2018-12-09 09:37:09,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-09 09:37:09,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:09,096 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 09:37:09,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:09,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 348 states and 552 transitions. [2018-12-09 09:37:09,212 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 552 transitions. [2018-12-09 09:37:09,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 09:37:09,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:09,270 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 09:37:09,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:09,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 345 states and 545 transitions. [2018-12-09 09:37:09,283 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 545 transitions. [2018-12-09 09:37:09,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 09:37:09,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:09,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:09,368 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-09 09:37:09,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:09,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 338 states and 533 transitions. [2018-12-09 09:37:09,387 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 533 transitions. [2018-12-09 09:37:09,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-09 09:37:09,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:09,463 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-12-09 09:37:09,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:09,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 344 states and 546 transitions. [2018-12-09 09:37:09,578 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 546 transitions. [2018-12-09 09:37:09,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 09:37:09,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:09,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:09,995 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 51 proven. 25 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-09 09:37:10,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:10,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 349 states and 554 transitions. [2018-12-09 09:37:10,922 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 554 transitions. [2018-12-09 09:37:10,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 09:37:10,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:10,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:10,991 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-09 09:37:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 349 states and 553 transitions. [2018-12-09 09:37:11,024 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 553 transitions. [2018-12-09 09:37:11,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 09:37:11,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:11,072 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-12-09 09:37:11,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:11,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 351 states and 555 transitions. [2018-12-09 09:37:11,104 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 555 transitions. [2018-12-09 09:37:11,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-09 09:37:11,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:37:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:37:11,211 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-12-09 09:37:11,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:37:11,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 275 states and 423 transitions. [2018-12-09 09:37:11,307 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 423 transitions. [2018-12-09 09:37:11,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 09:37:11,308 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 53 iterations. [2018-12-09 09:37:11,314 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 09:37:11,729 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,731 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,731 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,731 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,736 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,737 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,737 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,737 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-09 09:37:11,737 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,737 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,737 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,738 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,738 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:37:11,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 09:37:11 ImpRootNode [2018-12-09 09:37:11,738 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 09:37:11,738 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:37:11,738 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:37:11,738 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:37:11,739 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:36:56" (3/4) ... [2018-12-09 09:37:11,741 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 09:37:11,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_raw [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_sysfs [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hwmon_device_unregister [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure device_remove_file [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_adc_release [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_attr [2018-12-09 09:37:11,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2018-12-09 09:37:11,750 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 85 nodes and edges [2018-12-09 09:37:11,751 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2018-12-09 09:37:11,751 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 09:37:11,751 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 09:37:11,752 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 09:37:11,752 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 09:37:11,802 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_afa57c76-03e9-46fc-aef6-102505f684bd/bin-2019/ukojak/witness.graphml [2018-12-09 09:37:11,802 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:37:11,802 INFO L168 Benchmark]: Toolchain (without parser) took 16683.01 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 557.3 MB). Free memory was 950.6 MB in the beginning and 1.3 GB in the end (delta: -396.4 MB). Peak memory consumption was 160.9 MB. Max. memory is 11.5 GB. [2018-12-09 09:37:11,803 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:37:11,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 347.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -163.4 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. [2018-12-09 09:37:11,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.37 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-09 09:37:11,803 INFO L168 Benchmark]: Boogie Preprocessor took 28.72 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. [2018-12-09 09:37:11,804 INFO L168 Benchmark]: RCFGBuilder took 687.04 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: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 11.5 GB. [2018-12-09 09:37:11,804 INFO L168 Benchmark]: CodeCheck took 15516.01 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 419.4 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -360.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. [2018-12-09 09:37:11,804 INFO L168 Benchmark]: Witness Printer took 63.71 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-12-09 09:37:11,805 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 14 procedures, 156 locations, 1 error locations. SAFE Result, 15.0s OverallTime, 53 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2109582092 SDtfs, 1849876512 SDslu, 1866932688 SDs, 0 SdLazy, 934863912 SolverSat, -725385156 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 44583 GetRequests, 43698 SyntacticMatches, 651 SemanticMatches, 234 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27278 ImplicationChecksByTransitivity, 11.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 5724 NumberOfCodeBlocks, 5724 NumberOfCodeBlocksAsserted, 52 NumberOfCheckSat, 5672 ConstructedInterpolants, 0 QuantifiedInterpolants, 1347826 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 52 InterpolantComputations, 44 PerfectInterpolantSequences, 3919/3962 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: 1259]: 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: 1133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1078]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1243]: Loop Invariant Derived loop invariant: 0 == aux-ldv_device_create_file_dev_attr_of_sensor_device_attribute(ldv_func_arg2)-aux || !(ldv_call_dev_attr_of_sensor_device_attribute == 1) - InvariantResult [Line: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1223]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1174]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1344]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1399]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1078]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1329]: Loop Invariant Derived loop invariant: ((0 == ldv_count_1 && 0 == ldv_call_dev_attr_of_sensor_device_attribute) && 0 == ldv_s_s3c_hwmon_driver_platform_driver) && 0 == ldv_count_2 - InvariantResult [Line: 1211]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1037]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 347.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -163.4 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.37 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.72 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 687.04 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: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 11.5 GB. * CodeCheck took 15516.01 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 419.4 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -360.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. * Witness Printer took 63.71 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...