./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_6622a302-d7a3-4368-8535-51b1946fe301/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/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_6622a302-d7a3-4368-8535-51b1946fe301/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/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 22567611c150ed449aaab0fef46600d28abc3df6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 15:29:19,599 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 15:29:19,599 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 15:29:19,605 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 15:29:19,605 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 15:29:19,606 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 15:29:19,606 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 15:29:19,607 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 15:29:19,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 15:29:19,608 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 15:29:19,609 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 15:29:19,609 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 15:29:19,609 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 15:29:19,610 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 15:29:19,610 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 15:29:19,611 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 15:29:19,611 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 15:29:19,612 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 15:29:19,613 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 15:29:19,613 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 15:29:19,614 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 15:29:19,614 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 15:29:19,615 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 15:29:19,615 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 15:29:19,616 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 15:29:19,616 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 15:29:19,616 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 15:29:19,617 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 15:29:19,617 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 15:29:19,618 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 15:29:19,618 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 15:29:19,618 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 15:29:19,618 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 15:29:19,618 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 15:29:19,619 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 15:29:19,619 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 15:29:19,619 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-02 15:29:19,626 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 15:29:19,626 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 15:29:19,627 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 15:29:19,627 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 15:29:19,627 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 15:29:19,627 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 15:29:19,627 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 15:29:19,627 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 15:29:19,627 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 15:29:19,627 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 15:29:19,628 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 15:29:19,628 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 15:29:19,628 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 15:29:19,628 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 15:29:19,628 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 15:29:19,628 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 15:29:19,628 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 15:29:19,628 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 15:29:19,628 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 15:29:19,628 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 15:29:19,628 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 15:29:19,628 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 15:29:19,629 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 15:29:19,629 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 15:29:19,629 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 15:29:19,629 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 15:29:19,629 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 15:29:19,629 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_6622a302-d7a3-4368-8535-51b1946fe301/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 -> 22567611c150ed449aaab0fef46600d28abc3df6 [2018-12-02 15:29:19,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 15:29:19,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 15:29:19,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 15:29:19,655 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 15:29:19,655 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 15:29:19,655 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/bin-2019/ukojak/../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2018-12-02 15:29:19,690 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/bin-2019/ukojak/data/1da73b988/008825dc5a5d40d7abcdb5054c5c3c72/FLAG386bb49f8 [2018-12-02 15:29:20,116 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 15:29:20,116 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2018-12-02 15:29:20,124 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/bin-2019/ukojak/data/1da73b988/008825dc5a5d40d7abcdb5054c5c3c72/FLAG386bb49f8 [2018-12-02 15:29:20,132 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/bin-2019/ukojak/data/1da73b988/008825dc5a5d40d7abcdb5054c5c3c72 [2018-12-02 15:29:20,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 15:29:20,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 15:29:20,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 15:29:20,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 15:29:20,138 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 15:29:20,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:29:20" (1/1) ... [2018-12-02 15:29:20,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11621d6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20, skipping insertion in model container [2018-12-02 15:29:20,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:29:20" (1/1) ... [2018-12-02 15:29:20,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 15:29:20,170 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 15:29:20,407 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:29:20,414 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 15:29:20,466 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:29:20,484 INFO L195 MainTranslator]: Completed translation [2018-12-02 15:29:20,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20 WrapperNode [2018-12-02 15:29:20,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 15:29:20,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 15:29:20,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 15:29:20,485 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 15:29:20,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20" (1/1) ... [2018-12-02 15:29:20,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20" (1/1) ... [2018-12-02 15:29:20,524 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 15:29:20,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 15:29:20,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 15:29:20,524 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 15:29:20,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20" (1/1) ... [2018-12-02 15:29:20,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20" (1/1) ... [2018-12-02 15:29:20,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20" (1/1) ... [2018-12-02 15:29:20,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20" (1/1) ... [2018-12-02 15:29:20,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20" (1/1) ... [2018-12-02 15:29:20,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20" (1/1) ... [2018-12-02 15:29:20,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20" (1/1) ... [2018-12-02 15:29:20,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 15:29:20,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 15:29:20,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 15:29:20,553 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 15:29:20,554 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/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 [2018-12-02 15:29:20,587 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2018-12-02 15:29:20,587 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2018-12-02 15:29:20,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 15:29:20,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 15:29:20,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 15:29:20,588 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-02 15:29:20,588 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-02 15:29:20,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 15:29:20,588 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-12-02 15:29:20,588 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-12-02 15:29:20,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-12-02 15:29:20,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-12-02 15:29:20,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-12-02 15:29:20,588 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2018-12-02 15:29:20,588 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2018-12-02 15:29:20,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 15:29:20,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 15:29:20,589 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2018-12-02 15:29:20,589 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2018-12-02 15:29:20,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2018-12-02 15:29:20,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2018-12-02 15:29:20,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2018-12-02 15:29:20,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2018-12-02 15:29:20,589 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2018-12-02 15:29:20,589 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2018-12-02 15:29:20,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 15:29:20,589 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2018-12-02 15:29:20,589 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2018-12-02 15:29:20,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 15:29:20,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2018-12-02 15:29:20,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2018-12-02 15:29:20,590 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2018-12-02 15:29:20,590 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2018-12-02 15:29:20,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 15:29:20,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 15:29:20,590 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-12-02 15:29:20,590 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-12-02 15:29:21,136 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 15:29:21,136 INFO L280 CfgBuilder]: Removed 58 assue(true) statements. [2018-12-02 15:29:21,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:29:21 BoogieIcfgContainer [2018-12-02 15:29:21,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 15:29:21,137 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 15:29:21,137 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 15:29:21,146 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 15:29:21,146 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:29:21" (1/1) ... [2018-12-02 15:29:21,156 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 15:29:21,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:21,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 118 states and 156 transitions. [2018-12-02 15:29:21,191 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2018-12-02 15:29:21,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 15:29:21,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:21,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 15:29:21,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:21,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 146 states and 210 transitions. [2018-12-02 15:29:21,567 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 210 transitions. [2018-12-02 15:29:21,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 15:29:21,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:21,643 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 15:29:21,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:21,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 148 states and 212 transitions. [2018-12-02 15:29:21,676 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 212 transitions. [2018-12-02 15:29:21,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 15:29:21,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:21,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:21,747 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 15:29:21,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:21,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 149 states and 213 transitions. [2018-12-02 15:29:21,765 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 213 transitions. [2018-12-02 15:29:21,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 15:29:21,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:21,816 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 15:29:21,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:21,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 150 states and 214 transitions. [2018-12-02 15:29:21,848 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 214 transitions. [2018-12-02 15:29:21,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 15:29:21,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:21,891 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 15:29:21,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:21,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 151 states and 215 transitions. [2018-12-02 15:29:21,907 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 215 transitions. [2018-12-02 15:29:21,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 15:29:21,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:21,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:21,942 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 15:29:21,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:21,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 153 states and 218 transitions. [2018-12-02 15:29:21,984 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 218 transitions. [2018-12-02 15:29:21,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 15:29:21,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:21,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 15:29:22,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:22,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 155 states and 221 transitions. [2018-12-02 15:29:22,112 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 221 transitions. [2018-12-02 15:29:22,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 15:29:22,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:22,188 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 15:29:22,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:22,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 182 states and 276 transitions. [2018-12-02 15:29:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 276 transitions. [2018-12-02 15:29:22,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 15:29:22,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:22,545 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 15:29:22,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:22,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 192 states and 296 transitions. [2018-12-02 15:29:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 296 transitions. [2018-12-02 15:29:22,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 15:29:22,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 15:29:22,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:22,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 194 states and 298 transitions. [2018-12-02 15:29:22,845 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 298 transitions. [2018-12-02 15:29:22,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 15:29:22,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:22,875 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 15:29:22,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:22,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 195 states and 299 transitions. [2018-12-02 15:29:22,881 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 299 transitions. [2018-12-02 15:29:22,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-02 15:29:22,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:22,911 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 15:29:22,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:22,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 196 states and 300 transitions. [2018-12-02 15:29:22,916 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 300 transitions. [2018-12-02 15:29:22,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 15:29:22,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:22,952 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 15:29:22,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:22,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 197 states and 301 transitions. [2018-12-02 15:29:22,957 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 301 transitions. [2018-12-02 15:29:22,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 15:29:22,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 15:29:23,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:23,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 199 states and 305 transitions. [2018-12-02 15:29:23,521 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 305 transitions. [2018-12-02 15:29:23,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-02 15:29:23,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:23,556 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 15:29:23,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:23,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 209 states and 327 transitions. [2018-12-02 15:29:23,721 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 327 transitions. [2018-12-02 15:29:23,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 15:29:23,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:23,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:23,774 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 15:29:23,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:23,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 214 states and 335 transitions. [2018-12-02 15:29:23,914 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 335 transitions. [2018-12-02 15:29:23,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-02 15:29:23,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:23,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:23,960 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-02 15:29:24,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:24,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 219 states and 344 transitions. [2018-12-02 15:29:24,221 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 344 transitions. [2018-12-02 15:29:24,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-02 15:29:24,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:24,301 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 15:29:24,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:24,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 219 states and 343 transitions. [2018-12-02 15:29:24,457 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 343 transitions. [2018-12-02 15:29:24,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 15:29:24,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:24,479 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-02 15:29:24,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:24,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 220 states and 343 transitions. [2018-12-02 15:29:24,493 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 343 transitions. [2018-12-02 15:29:24,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 15:29:24,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:24,573 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-02 15:29:25,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:25,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 234 states and 367 transitions. [2018-12-02 15:29:25,026 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 367 transitions. [2018-12-02 15:29:25,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 15:29:25,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:25,104 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 15:29:25,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:25,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 232 states and 358 transitions. [2018-12-02 15:29:25,138 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 358 transitions. [2018-12-02 15:29:25,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-02 15:29:25,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:25,258 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-02 15:29:25,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:25,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 225 states and 341 transitions. [2018-12-02 15:29:25,759 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 341 transitions. [2018-12-02 15:29:25,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 15:29:25,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:25,814 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 15:29:25,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:25,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 231 states and 350 transitions. [2018-12-02 15:29:25,870 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 350 transitions. [2018-12-02 15:29:25,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 15:29:25,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:25,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:25,935 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-02 15:29:25,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:25,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 242 states and 367 transitions. [2018-12-02 15:29:25,989 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 367 transitions. [2018-12-02 15:29:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 15:29:25,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:26,026 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-02 15:29:26,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:26,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 263 states and 406 transitions. [2018-12-02 15:29:26,384 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 406 transitions. [2018-12-02 15:29:26,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 15:29:26,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:26,461 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 29 proven. 1 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-02 15:29:26,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:26,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 278 states and 430 transitions. [2018-12-02 15:29:26,491 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 430 transitions. [2018-12-02 15:29:26,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-02 15:29:26,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:26,527 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-02 15:29:26,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:26,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 279 states and 431 transitions. [2018-12-02 15:29:26,545 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 431 transitions. [2018-12-02 15:29:26,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-02 15:29:26,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:26,727 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-02 15:29:27,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:27,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 286 states and 447 transitions. [2018-12-02 15:29:27,080 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 447 transitions. [2018-12-02 15:29:27,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 15:29:27,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:27,132 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-02 15:29:27,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:27,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 288 states and 449 transitions. [2018-12-02 15:29:27,172 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 449 transitions. [2018-12-02 15:29:27,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 15:29:27,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:27,242 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-02 15:29:27,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:27,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 289 states and 450 transitions. [2018-12-02 15:29:27,270 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 450 transitions. [2018-12-02 15:29:27,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 15:29:27,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:27,344 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-02 15:29:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:27,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 291 states and 453 transitions. [2018-12-02 15:29:27,705 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 453 transitions. [2018-12-02 15:29:27,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 15:29:27,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:27,763 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-02 15:29:27,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:27,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 299 states and 470 transitions. [2018-12-02 15:29:27,803 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 470 transitions. [2018-12-02 15:29:27,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 15:29:27,805 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:27,876 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 15:29:27,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 301 states and 472 transitions. [2018-12-02 15:29:27,893 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 472 transitions. [2018-12-02 15:29:27,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-02 15:29:27,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:27,989 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 15:29:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:28,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 302 states and 472 transitions. [2018-12-02 15:29:28,005 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 472 transitions. [2018-12-02 15:29:28,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 15:29:28,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:28,041 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-02 15:29:28,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:28,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 304 states and 474 transitions. [2018-12-02 15:29:28,075 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 474 transitions. [2018-12-02 15:29:28,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 15:29:28,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:28,218 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-02 15:29:28,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:28,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 307 states and 477 transitions. [2018-12-02 15:29:28,716 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 477 transitions. [2018-12-02 15:29:28,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 15:29:28,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:28,805 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-02 15:29:28,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:28,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 318 states and 494 transitions. [2018-12-02 15:29:28,847 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 494 transitions. [2018-12-02 15:29:28,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 15:29:28,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 15:29:30,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:30,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 334 states and 529 transitions. [2018-12-02 15:29:30,336 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 529 transitions. [2018-12-02 15:29:30,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 15:29:30,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:30,370 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 15:29:30,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:30,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 334 states and 528 transitions. [2018-12-02 15:29:30,754 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 528 transitions. [2018-12-02 15:29:30,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 15:29:30,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:30,837 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-12-02 15:29:30,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:30,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 327 states and 516 transitions. [2018-12-02 15:29:30,855 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 516 transitions. [2018-12-02 15:29:30,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 15:29:30,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:30,934 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-02 15:29:31,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:31,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 335 states and 534 transitions. [2018-12-02 15:29:31,143 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 534 transitions. [2018-12-02 15:29:31,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 15:29:31,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:31,211 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 59 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-02 15:29:31,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 338 states and 539 transitions. [2018-12-02 15:29:31,330 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 539 transitions. [2018-12-02 15:29:31,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-02 15:29:31,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:31,394 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 59 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-02 15:29:31,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:31,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 339 states and 539 transitions. [2018-12-02 15:29:31,410 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 539 transitions. [2018-12-02 15:29:31,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 15:29:31,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:31,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:31,461 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 15:29:31,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:31,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 341 states and 541 transitions. [2018-12-02 15:29:31,475 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 541 transitions. [2018-12-02 15:29:31,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 15:29:31,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:31,555 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-02 15:29:31,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:31,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 348 states and 552 transitions. [2018-12-02 15:29:31,675 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 552 transitions. [2018-12-02 15:29:31,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 15:29:31,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:31,745 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 15:29:31,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:31,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 345 states and 545 transitions. [2018-12-02 15:29:31,759 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 545 transitions. [2018-12-02 15:29:31,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 15:29:31,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:31,859 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 15:29:31,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:31,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 338 states and 533 transitions. [2018-12-02 15:29:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 533 transitions. [2018-12-02 15:29:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-02 15:29:31,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:31,959 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-12-02 15:29:32,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:32,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 344 states and 546 transitions. [2018-12-02 15:29:32,073 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 546 transitions. [2018-12-02 15:29:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-02 15:29:32,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:32,525 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 51 proven. 25 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-02 15:29:33,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:33,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 349 states and 554 transitions. [2018-12-02 15:29:33,494 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 554 transitions. [2018-12-02 15:29:33,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-02 15:29:33,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:33,569 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-02 15:29:33,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 349 states and 553 transitions. [2018-12-02 15:29:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 553 transitions. [2018-12-02 15:29:33,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-02 15:29:33,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:33,643 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-12-02 15:29:33,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:33,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 351 states and 555 transitions. [2018-12-02 15:29:33,680 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 555 transitions. [2018-12-02 15:29:33,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-02 15:29:33,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 15:29:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 15:29:33,762 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-12-02 15:29:33,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 15:29:33,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 275 states and 423 transitions. [2018-12-02 15:29:33,823 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 423 transitions. [2018-12-02 15:29:33,824 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 15:29:33,824 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 53 iterations. [2018-12-02 15:29:33,829 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 15:29:34,281 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,283 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,284 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,284 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 15:29:34,288 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,288 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,288 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,288 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,288 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,288 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,288 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,288 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,288 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,288 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,289 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,289 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,289 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,289 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,289 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,289 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,289 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,289 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,289 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-02 15:29:34,289 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,289 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,290 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,290 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,290 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 15:29:34,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:29:34 ImpRootNode [2018-12-02 15:29:34,290 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 15:29:34,290 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 15:29:34,290 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 15:29:34,290 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 15:29:34,291 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:29:21" (3/4) ... [2018-12-02 15:29:34,293 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 15:29:34,297 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_raw [2018-12-02 15:29:34,297 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2018-12-02 15:29:34,297 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_sysfs [2018-12-02 15:29:34,297 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2018-12-02 15:29:34,297 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2018-12-02 15:29:34,297 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2018-12-02 15:29:34,297 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2018-12-02 15:29:34,297 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hwmon_device_unregister [2018-12-02 15:29:34,297 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure device_remove_file [2018-12-02 15:29:34,298 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-12-02 15:29:34,298 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_adc_release [2018-12-02 15:29:34,298 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_attr [2018-12-02 15:29:34,298 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2018-12-02 15:29:34,303 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 85 nodes and edges [2018-12-02 15:29:34,303 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2018-12-02 15:29:34,304 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 15:29:34,304 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 15:29:34,304 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 15:29:34,304 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 15:29:34,355 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6622a302-d7a3-4368-8535-51b1946fe301/bin-2019/ukojak/witness.graphml [2018-12-02 15:29:34,355 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 15:29:34,355 INFO L168 Benchmark]: Toolchain (without parser) took 14220.97 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 441.5 MB). Free memory was 951.7 MB in the beginning and 933.7 MB in the end (delta: 18.0 MB). Peak memory consumption was 459.5 MB. Max. memory is 11.5 GB. [2018-12-02 15:29:34,356 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:29:34,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -136.7 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2018-12-02 15:29:34,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 15:29:34,357 INFO L168 Benchmark]: Boogie Preprocessor took 28.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 15:29:34,357 INFO L168 Benchmark]: RCFGBuilder took 583.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 978.0 MB in the end (delta: 102.4 MB). Peak memory consumption was 102.4 MB. Max. memory is 11.5 GB. [2018-12-02 15:29:34,357 INFO L168 Benchmark]: CodeCheck took 13152.86 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 333.4 MB). Free memory was 975.3 MB in the beginning and 946.0 MB in the end (delta: 29.2 MB). Peak memory consumption was 362.7 MB. Max. memory is 11.5 GB. [2018-12-02 15:29:34,357 INFO L168 Benchmark]: Witness Printer took 64.90 ms. Allocated memory is still 1.5 GB. Free memory was 946.0 MB in the beginning and 933.7 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. [2018-12-02 15:29:34,360 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, 12.6s 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, 18.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 44571 GetRequests, 43686 SyntacticMatches, 651 SemanticMatches, 234 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27278 ImplicationChecksByTransitivity, 9.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.0s 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 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -136.7 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 583.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 978.0 MB in the end (delta: 102.4 MB). Peak memory consumption was 102.4 MB. Max. memory is 11.5 GB. * CodeCheck took 13152.86 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 333.4 MB). Free memory was 975.3 MB in the beginning and 946.0 MB in the end (delta: 29.2 MB). Peak memory consumption was 362.7 MB. Max. memory is 11.5 GB. * Witness Printer took 64.90 ms. Allocated memory is still 1.5 GB. Free memory was 946.0 MB in the beginning and 933.7 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...