./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.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_12bc94a4-68c8-488e-9568-76c832591f5b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i -s /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/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 42e16b4886f0a2c3264de0997dd96a88502b467e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:28:27,943 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:28:27,944 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:28:27,950 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:28:27,950 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:28:27,951 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:28:27,952 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:28:27,952 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:28:27,953 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:28:27,954 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:28:27,954 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:28:27,954 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:28:27,955 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:28:27,955 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:28:27,956 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:28:27,956 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:28:27,957 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:28:27,957 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:28:27,958 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:28:27,959 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:28:27,959 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:28:27,960 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:28:27,961 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:28:27,961 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:28:27,961 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:28:27,962 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:28:27,962 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:28:27,963 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:28:27,963 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:28:27,963 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:28:27,964 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:28:27,964 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:28:27,964 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:28:27,964 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:28:27,965 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:28:27,965 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:28:27,965 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-12-09 09:28:27,972 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:28:27,972 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:28:27,972 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:28:27,973 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 09:28:27,973 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:28:27,973 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:28:27,973 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:28:27,973 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:28:27,973 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:28:27,973 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:28:27,973 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:28:27,974 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:28:27,974 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:28:27,974 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:28:27,974 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:28:27,974 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 09:28:27,974 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 09:28:27,974 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:28:27,974 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:28:27,974 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 09:28:27,974 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:28:27,974 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:28:27,975 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:28:27,975 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 09:28:27,975 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:28:27,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:28:27,975 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 09:28:27,975 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_12bc94a4-68c8-488e-9568-76c832591f5b/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 -> 42e16b4886f0a2c3264de0997dd96a88502b467e [2018-12-09 09:28:27,993 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:28:28,001 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:28:28,004 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:28:28,005 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:28:28,005 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:28:28,006 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/bin-2019/ukojak/../../sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i [2018-12-09 09:28:28,047 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/bin-2019/ukojak/data/caa58b8a6/7df75aa2b9394a1ca2d147266a1797c1/FLAG0ca69ca09 [2018-12-09 09:28:28,595 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:28:28,596 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/sv-benchmarks/c/ldv-commit-tester/m0_true-unreach-call_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i [2018-12-09 09:28:28,611 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/bin-2019/ukojak/data/caa58b8a6/7df75aa2b9394a1ca2d147266a1797c1/FLAG0ca69ca09 [2018-12-09 09:28:29,079 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/bin-2019/ukojak/data/caa58b8a6/7df75aa2b9394a1ca2d147266a1797c1 [2018-12-09 09:28:29,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:28:29,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:28:29,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:28:29,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:28:29,086 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:28:29,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:28:29" (1/1) ... [2018-12-09 09:28:29,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a4b6ca1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:29, skipping insertion in model container [2018-12-09 09:28:29,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:28:29" (1/1) ... [2018-12-09 09:28:29,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:28:29,149 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:28:29,912 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:28:29,930 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:28:30,077 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:28:30,132 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:28:30,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:30 WrapperNode [2018-12-09 09:28:30,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:28:30,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:28:30,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:28:30,133 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:28:30,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:30" (1/1) ... [2018-12-09 09:28:30,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:30" (1/1) ... [2018-12-09 09:28:30,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:28:30,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:28:30,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:28:30,204 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:28:30,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:30" (1/1) ... [2018-12-09 09:28:30,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:30" (1/1) ... [2018-12-09 09:28:30,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:30" (1/1) ... [2018-12-09 09:28:30,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:30" (1/1) ... [2018-12-09 09:28:30,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:30" (1/1) ... [2018-12-09 09:28:30,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:30" (1/1) ... [2018-12-09 09:28:30,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:30" (1/1) ... [2018-12-09 09:28:30,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:28:30,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:28:30,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:28:30,278 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:28:30,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:28:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/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 09:28:30,314 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2018-12-09 09:28:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2018-12-09 09:28:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-09 09:28:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 09:28:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_restart_queue [2018-12-09 09:28:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_restart_queue [2018-12-09 09:28:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 09:28:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-09 09:28:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-09 09:28:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_cx88_core [2018-12-09 09:28:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_cx88_core [2018-12-09 09:28:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_cx88_core [2018-12-09 09:28:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_cx88_core [2018-12-09 09:28:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2018-12-09 09:28:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2018-12-09 09:28:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-12-09 09:28:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-12-09 09:28:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2018-12-09 09:28:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2018-12-09 09:28:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 09:28:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-12-09 09:28:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2018-12-09 09:28:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2018-12-09 09:28:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2018-12-09 09:28:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-09 09:28:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-09 09:28:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2018-12-09 09:28:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2018-12-09 09:28:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2018-12-09 09:28:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2018-12-09 09:28:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-12-09 09:28:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-12-09 09:28:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2018-12-09 09:28:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2018-12-09 09:28:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-12-09 09:28:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2018-12-09 09:28:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 09:28:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-12-09 09:28:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-12-09 09:28:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure do_cancel_buffers [2018-12-09 09:28:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cancel_buffers [2018-12-09 09:28:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_start_dma [2018-12-09 09:28:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_start_dma [2018-12-09 09:28:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2018-12-09 09:28:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2018-12-09 09:28:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 09:28:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2018-12-09 09:28:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2018-12-09 09:28:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_core_put [2018-12-09 09:28:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_core_put [2018-12-09 09:28:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_stop_dma [2018-12-09 09:28:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_stop_dma [2018-12-09 09:28:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2018-12-09 09:28:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2018-12-09 09:28:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 09:28:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_request_acquire [2018-12-09 09:28:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_request_acquire [2018-12-09 09:28:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 09:28:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2018-12-09 09:28:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2018-12-09 09:28:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_request_release [2018-12-09 09:28:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_request_release [2018-12-09 09:28:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_dump [2018-12-09 09:28:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_dump [2018-12-09 09:28:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2018-12-09 09:28:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2018-12-09 09:28:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-12-09 09:28:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2018-12-09 09:28:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-12-09 09:28:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-12-09 09:28:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-12-09 09:28:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-12-09 09:28:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2018-12-09 09:28:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2018-12-09 09:28:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2018-12-09 09:28:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2018-12-09 09:28:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-12-09 09:28:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-12-09 09:28:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 09:28:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2018-12-09 09:28:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2018-12-09 09:28:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:28:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:28:33,527 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:28:33,527 INFO L280 CfgBuilder]: Removed 120 assue(true) statements. [2018-12-09 09:28:33,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:28:33 BoogieIcfgContainer [2018-12-09 09:28:33,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:28:33,528 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 09:28:33,528 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 09:28:33,535 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 09:28:33,535 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:28:33" (1/1) ... [2018-12-09 09:28:33,543 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:28:33,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:33,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 410 states and 575 transitions. [2018-12-09 09:28:33,577 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 575 transitions. [2018-12-09 09:28:33,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 09:28:33,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:33,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:28:33,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:33,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 410 states and 569 transitions. [2018-12-09 09:28:33,980 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 569 transitions. [2018-12-09 09:28:33,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 09:28:33,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:34,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:34,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:28:34,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 412 states and 571 transitions. [2018-12-09 09:28:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 571 transitions. [2018-12-09 09:28:34,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 09:28:34,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:34,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:28:34,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:34,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 415 states and 574 transitions. [2018-12-09 09:28:34,751 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 574 transitions. [2018-12-09 09:28:34,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 09:28:34,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:34,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:28:35,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:35,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 419 states and 578 transitions. [2018-12-09 09:28:35,236 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 578 transitions. [2018-12-09 09:28:35,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 09:28:35,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:35,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:35,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:35,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 423 states and 591 transitions. [2018-12-09 09:28:35,320 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 591 transitions. [2018-12-09 09:28:35,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 09:28:35,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:35,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:35,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:35,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 427 states and 604 transitions. [2018-12-09 09:28:35,399 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 604 transitions. [2018-12-09 09:28:35,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 09:28:35,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:35,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:35,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:35,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 431 states and 617 transitions. [2018-12-09 09:28:35,454 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 617 transitions. [2018-12-09 09:28:35,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 09:28:35,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:35,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:35,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:35,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 435 states and 630 transitions. [2018-12-09 09:28:35,517 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 630 transitions. [2018-12-09 09:28:35,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 09:28:35,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:35,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:35,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:35,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 439 states and 643 transitions. [2018-12-09 09:28:35,981 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 643 transitions. [2018-12-09 09:28:35,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 09:28:35,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:36,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:36,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:36,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 442 states and 649 transitions. [2018-12-09 09:28:36,122 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 649 transitions. [2018-12-09 09:28:36,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:28:36,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:36,164 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:36,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:36,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 445 states and 655 transitions. [2018-12-09 09:28:36,274 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 655 transitions. [2018-12-09 09:28:36,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 09:28:36,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:36,323 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:36,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:36,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 447 states and 658 transitions. [2018-12-09 09:28:36,328 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 658 transitions. [2018-12-09 09:28:36,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 09:28:36,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:36,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:36,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:36,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 450 states and 664 transitions. [2018-12-09 09:28:36,513 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 664 transitions. [2018-12-09 09:28:36,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 09:28:36,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:36,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:36,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:36,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 452 states and 667 transitions. [2018-12-09 09:28:36,614 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 667 transitions. [2018-12-09 09:28:36,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 09:28:36,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:36,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:36,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:36,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 458 states and 676 transitions. [2018-12-09 09:28:36,690 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 676 transitions. [2018-12-09 09:28:36,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 09:28:36,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:36,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:36,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:36,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 461 states and 682 transitions. [2018-12-09 09:28:36,801 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 682 transitions. [2018-12-09 09:28:36,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 09:28:36,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:36,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:36,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:36,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 463 states and 685 transitions. [2018-12-09 09:28:36,848 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 685 transitions. [2018-12-09 09:28:36,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 09:28:36,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:36,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:36,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:36,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 469 states and 694 transitions. [2018-12-09 09:28:36,917 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 694 transitions. [2018-12-09 09:28:36,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 09:28:36,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:36,965 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 09:28:36,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:36,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 471 states and 696 transitions. [2018-12-09 09:28:36,977 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 696 transitions. [2018-12-09 09:28:36,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 09:28:36,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:37,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:37,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:37,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 473 states and 699 transitions. [2018-12-09 09:28:37,044 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 699 transitions. [2018-12-09 09:28:37,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 09:28:37,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:37,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:37,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:37,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 479 states and 708 transitions. [2018-12-09 09:28:37,114 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 708 transitions. [2018-12-09 09:28:37,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 09:28:37,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:37,175 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 09:28:37,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:37,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 481 states and 711 transitions. [2018-12-09 09:28:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 711 transitions. [2018-12-09 09:28:37,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 09:28:37,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:37,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:37,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:37,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 487 states and 720 transitions. [2018-12-09 09:28:37,263 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 720 transitions. [2018-12-09 09:28:37,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 09:28:37,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:37,351 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:28:37,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:37,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 488 states and 722 transitions. [2018-12-09 09:28:37,405 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 722 transitions. [2018-12-09 09:28:37,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 09:28:37,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:37,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:37,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:37,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 492 states and 729 transitions. [2018-12-09 09:28:37,480 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 729 transitions. [2018-12-09 09:28:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 09:28:37,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:37,612 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:37,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:37,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 494 states and 732 transitions. [2018-12-09 09:28:37,972 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 732 transitions. [2018-12-09 09:28:37,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 09:28:37,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:38,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:38,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 498 states and 739 transitions. [2018-12-09 09:28:38,028 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 739 transitions. [2018-12-09 09:28:38,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 09:28:38,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:38,072 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 09:28:38,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:38,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 505 states and 752 transitions. [2018-12-09 09:28:38,263 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 752 transitions. [2018-12-09 09:28:38,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 09:28:38,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:38,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:38,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:38,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 509 states and 759 transitions. [2018-12-09 09:28:38,343 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 759 transitions. [2018-12-09 09:28:38,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 09:28:38,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:38,406 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 09:28:38,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:38,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 516 states and 772 transitions. [2018-12-09 09:28:38,585 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 772 transitions. [2018-12-09 09:28:38,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 09:28:38,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:38,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:38,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:38,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 520 states and 779 transitions. [2018-12-09 09:28:38,676 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 779 transitions. [2018-12-09 09:28:38,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 09:28:38,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:38,721 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 09:28:38,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:38,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 527 states and 792 transitions. [2018-12-09 09:28:38,896 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 792 transitions. [2018-12-09 09:28:38,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-09 09:28:38,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:38,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:38,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:38,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 530 states and 796 transitions. [2018-12-09 09:28:38,947 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 796 transitions. [2018-12-09 09:28:38,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-09 09:28:38,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:38,987 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 09:28:39,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:39,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 537 states and 809 transitions. [2018-12-09 09:28:39,172 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 809 transitions. [2018-12-09 09:28:39,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 09:28:39,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:39,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:39,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:39,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:39,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 540 states and 813 transitions. [2018-12-09 09:28:39,227 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 813 transitions. [2018-12-09 09:28:39,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-09 09:28:39,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:39,266 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 09:28:39,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:39,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 547 states and 826 transitions. [2018-12-09 09:28:39,467 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 826 transitions. [2018-12-09 09:28:39,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 09:28:39,468 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:39,546 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:28:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:39,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 549 states and 832 transitions. [2018-12-09 09:28:39,617 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 832 transitions. [2018-12-09 09:28:39,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 09:28:39,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:39,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:39,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:39,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 552 states and 836 transitions. [2018-12-09 09:28:39,669 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 836 transitions. [2018-12-09 09:28:39,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 09:28:39,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:39,724 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:28:39,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:39,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 554 states and 842 transitions. [2018-12-09 09:28:39,799 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 842 transitions. [2018-12-09 09:28:39,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 09:28:39,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 09:28:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:39,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 555 states and 843 transitions. [2018-12-09 09:28:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 843 transitions. [2018-12-09 09:28:39,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 09:28:39,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:39,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:39,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:39,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 558 states and 847 transitions. [2018-12-09 09:28:39,983 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 847 transitions. [2018-12-09 09:28:39,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 09:28:39,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:28:40,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:40,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 560 states and 853 transitions. [2018-12-09 09:28:40,124 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 853 transitions. [2018-12-09 09:28:40,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 09:28:40,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:40,169 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 09:28:40,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:40,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 561 states and 854 transitions. [2018-12-09 09:28:40,261 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 854 transitions. [2018-12-09 09:28:40,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-09 09:28:40,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:28:40,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:40,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 567 states and 869 transitions. [2018-12-09 09:28:40,894 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 869 transitions. [2018-12-09 09:28:40,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-09 09:28:40,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:40,954 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:28:41,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:41,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 569 states and 875 transitions. [2018-12-09 09:28:41,054 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 875 transitions. [2018-12-09 09:28:41,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-09 09:28:41,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:41,103 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 09:28:41,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:41,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 570 states and 876 transitions. [2018-12-09 09:28:41,207 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 876 transitions. [2018-12-09 09:28:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-09 09:28:41,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:41,276 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-09 09:28:41,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:41,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 571 states and 877 transitions. [2018-12-09 09:28:41,286 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 877 transitions. [2018-12-09 09:28:41,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 09:28:41,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:41,336 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:28:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:41,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 573 states and 879 transitions. [2018-12-09 09:28:41,343 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 879 transitions. [2018-12-09 09:28:41,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 09:28:41,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:41,380 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 09:28:41,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:41,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 581 states and 892 transitions. [2018-12-09 09:28:41,891 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 892 transitions. [2018-12-09 09:28:41,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 09:28:41,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:41,943 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:28:41,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:41,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 583 states and 894 transitions. [2018-12-09 09:28:41,951 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 894 transitions. [2018-12-09 09:28:41,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 09:28:41,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:41,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:42,003 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:28:42,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:42,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 585 states and 897 transitions. [2018-12-09 09:28:42,008 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 897 transitions. [2018-12-09 09:28:42,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 09:28:42,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:42,051 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-09 09:28:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:42,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 592 states and 905 transitions. [2018-12-09 09:28:42,067 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 905 transitions. [2018-12-09 09:28:42,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 09:28:42,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:42,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:42,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:42,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 598 states and 917 transitions. [2018-12-09 09:28:42,136 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 917 transitions. [2018-12-09 09:28:42,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 09:28:42,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:42,179 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 09:28:42,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:42,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 606 states and 930 transitions. [2018-12-09 09:28:42,760 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 930 transitions. [2018-12-09 09:28:42,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 09:28:42,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:42,813 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:28:42,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:42,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 608 states and 932 transitions. [2018-12-09 09:28:42,820 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 932 transitions. [2018-12-09 09:28:42,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 09:28:42,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:42,876 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:28:42,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:42,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 610 states and 935 transitions. [2018-12-09 09:28:42,881 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 935 transitions. [2018-12-09 09:28:42,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 09:28:42,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:42,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:42,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:42,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 616 states and 947 transitions. [2018-12-09 09:28:42,951 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 947 transitions. [2018-12-09 09:28:42,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 09:28:42,952 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:42,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:42,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:43,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 617 states and 948 transitions. [2018-12-09 09:28:43,000 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 948 transitions. [2018-12-09 09:28:43,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 09:28:43,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:43,043 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:28:43,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:43,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 621 states and 957 transitions. [2018-12-09 09:28:43,242 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 957 transitions. [2018-12-09 09:28:43,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 09:28:43,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:43,283 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 09:28:43,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 625 states and 961 transitions. [2018-12-09 09:28:43,697 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 961 transitions. [2018-12-09 09:28:43,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 09:28:43,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:43,752 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:28:43,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:43,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 627 states and 963 transitions. [2018-12-09 09:28:43,762 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 963 transitions. [2018-12-09 09:28:43,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 09:28:43,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:28:43,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:43,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 629 states and 966 transitions. [2018-12-09 09:28:43,836 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 966 transitions. [2018-12-09 09:28:43,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 09:28:43,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:43,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:43,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:43,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 635 states and 978 transitions. [2018-12-09 09:28:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 978 transitions. [2018-12-09 09:28:43,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 09:28:43,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:44,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:44,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:44,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 637 states and 981 transitions. [2018-12-09 09:28:44,714 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 981 transitions. [2018-12-09 09:28:44,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 09:28:44,714 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:44,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:44,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:44,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 638 states and 982 transitions. [2018-12-09 09:28:44,763 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 982 transitions. [2018-12-09 09:28:44,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 09:28:44,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:44,803 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 09:28:45,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:45,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 646 states and 995 transitions. [2018-12-09 09:28:45,675 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 995 transitions. [2018-12-09 09:28:45,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 09:28:45,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:45,728 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:28:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:45,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 648 states and 998 transitions. [2018-12-09 09:28:45,733 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 998 transitions. [2018-12-09 09:28:45,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-09 09:28:45,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:45,779 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:28:45,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:45,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 649 states and 998 transitions. [2018-12-09 09:28:45,788 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 998 transitions. [2018-12-09 09:28:45,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 09:28:45,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:45,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:46,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:46,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 655 states and 1009 transitions. [2018-12-09 09:28:46,359 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1009 transitions. [2018-12-09 09:28:46,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 09:28:46,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:46,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:46,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:46,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 656 states and 1010 transitions. [2018-12-09 09:28:46,413 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1010 transitions. [2018-12-09 09:28:46,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 09:28:46,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:46,461 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 09:28:46,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:46,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 661 states and 1017 transitions. [2018-12-09 09:28:46,476 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1017 transitions. [2018-12-09 09:28:46,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-09 09:28:46,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:46,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 09:28:46,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:46,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 662 states and 1018 transitions. [2018-12-09 09:28:46,531 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1018 transitions. [2018-12-09 09:28:46,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 09:28:46,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:46,569 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 09:28:46,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:46,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 662 states and 1017 transitions. [2018-12-09 09:28:46,835 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1017 transitions. [2018-12-09 09:28:46,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 09:28:46,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:46,876 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 09:28:46,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:46,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 667 states and 1024 transitions. [2018-12-09 09:28:46,893 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1024 transitions. [2018-12-09 09:28:46,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 09:28:46,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:46,946 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 09:28:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:46,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 672 states and 1031 transitions. [2018-12-09 09:28:46,966 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1031 transitions. [2018-12-09 09:28:46,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 09:28:46,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:47,021 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 09:28:47,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:47,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 677 states and 1038 transitions. [2018-12-09 09:28:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1038 transitions. [2018-12-09 09:28:47,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 09:28:47,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:47,141 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 09:28:47,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:47,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 684 states and 1052 transitions. [2018-12-09 09:28:47,365 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1052 transitions. [2018-12-09 09:28:47,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-09 09:28:47,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:47,409 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 09:28:47,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:47,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 689 states and 1059 transitions. [2018-12-09 09:28:47,427 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1059 transitions. [2018-12-09 09:28:47,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 09:28:47,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:47,483 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 09:28:47,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:47,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 696 states and 1073 transitions. [2018-12-09 09:28:47,709 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1073 transitions. [2018-12-09 09:28:47,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 09:28:47,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:47,764 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 09:28:47,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:47,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 702 states and 1086 transitions. [2018-12-09 09:28:47,780 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1086 transitions. [2018-12-09 09:28:47,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-09 09:28:47,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:47,840 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 09:28:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:48,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 709 states and 1100 transitions. [2018-12-09 09:28:48,098 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1100 transitions. [2018-12-09 09:28:48,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 09:28:48,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:48,438 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:49,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:49,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 714 states and 1108 transitions. [2018-12-09 09:28:49,677 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1108 transitions. [2018-12-09 09:28:49,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 09:28:49,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:49,722 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 09:28:49,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:49,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 720 states and 1121 transitions. [2018-12-09 09:28:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1121 transitions. [2018-12-09 09:28:49,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 09:28:49,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:49,782 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 09:28:49,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:49,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 726 states and 1134 transitions. [2018-12-09 09:28:49,795 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1134 transitions. [2018-12-09 09:28:49,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 09:28:49,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:49,853 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 09:28:49,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:49,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 732 states and 1147 transitions. [2018-12-09 09:28:49,868 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1147 transitions. [2018-12-09 09:28:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 09:28:49,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:50,256 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:28:51,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:51,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 737 states and 1154 transitions. [2018-12-09 09:28:51,986 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1154 transitions. [2018-12-09 09:28:51,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 09:28:51,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:52,042 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:28:52,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:52,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 747 states and 1169 transitions. [2018-12-09 09:28:52,062 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1169 transitions. [2018-12-09 09:28:52,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 09:28:52,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:52,111 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 09:28:52,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:52,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 753 states and 1182 transitions. [2018-12-09 09:28:52,124 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1182 transitions. [2018-12-09 09:28:52,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 09:28:52,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:52,180 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:28:52,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:52,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 763 states and 1197 transitions. [2018-12-09 09:28:52,218 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1197 transitions. [2018-12-09 09:28:52,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 09:28:52,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:52,505 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 09:28:53,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:53,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 765 states and 1199 transitions. [2018-12-09 09:28:53,244 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1199 transitions. [2018-12-09 09:28:53,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 09:28:53,245 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:53,317 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:28:53,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:53,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 775 states and 1214 transitions. [2018-12-09 09:28:53,351 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1214 transitions. [2018-12-09 09:28:53,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 09:28:53,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:53,397 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 09:28:53,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:53,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 780 states and 1221 transitions. [2018-12-09 09:28:53,422 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1221 transitions. [2018-12-09 09:28:53,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 09:28:53,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:53,478 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:28:53,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:53,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 790 states and 1237 transitions. [2018-12-09 09:28:53,513 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1237 transitions. [2018-12-09 09:28:53,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 09:28:53,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:28:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 792 states and 1240 transitions. [2018-12-09 09:28:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1240 transitions. [2018-12-09 09:28:54,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 09:28:54,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:54,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:54,294 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 09:28:54,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:54,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 794 states and 1242 transitions. [2018-12-09 09:28:54,845 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1242 transitions. [2018-12-09 09:28:54,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 09:28:54,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:54,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:54,892 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 09:28:54,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:54,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 800 states and 1250 transitions. [2018-12-09 09:28:54,915 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1250 transitions. [2018-12-09 09:28:54,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 09:28:54,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:54,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:54,960 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 09:28:55,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:55,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 802 states and 1252 transitions. [2018-12-09 09:28:55,582 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1252 transitions. [2018-12-09 09:28:55,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 09:28:55,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:55,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:55,648 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:28:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:55,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 807 states and 1259 transitions. [2018-12-09 09:28:55,671 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1259 transitions. [2018-12-09 09:28:55,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 09:28:55,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:55,996 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 09:28:56,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:56,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 813 states and 1269 transitions. [2018-12-09 09:28:56,319 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1269 transitions. [2018-12-09 09:28:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 09:28:56,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 09:28:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:57,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 815 states and 1271 transitions. [2018-12-09 09:28:57,091 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1271 transitions. [2018-12-09 09:28:57,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 09:28:57,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:57,155 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:28:57,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:57,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 820 states and 1278 transitions. [2018-12-09 09:28:57,182 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1278 transitions. [2018-12-09 09:28:57,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 09:28:57,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:57,224 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 09:28:58,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:58,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 828 states and 1291 transitions. [2018-12-09 09:28:58,067 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1291 transitions. [2018-12-09 09:28:58,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 09:28:58,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 09:28:58,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:58,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 833 states and 1298 transitions. [2018-12-09 09:28:58,141 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1298 transitions. [2018-12-09 09:28:58,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-09 09:28:58,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:58,198 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:28:58,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:58,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 838 states and 1305 transitions. [2018-12-09 09:28:58,226 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1305 transitions. [2018-12-09 09:28:58,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 09:28:58,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:58,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:58,279 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 09:28:58,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:58,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 844 states and 1313 transitions. [2018-12-09 09:28:58,305 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1313 transitions. [2018-12-09 09:28:58,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 09:28:58,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:58,354 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 09:28:58,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:58,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 849 states and 1320 transitions. [2018-12-09 09:28:58,382 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1320 transitions. [2018-12-09 09:28:58,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-09 09:28:58,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:28:58,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:58,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 854 states and 1327 transitions. [2018-12-09 09:28:58,473 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1327 transitions. [2018-12-09 09:28:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-09 09:28:58,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:58,525 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 09:28:58,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:58,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 860 states and 1335 transitions. [2018-12-09 09:28:58,549 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1335 transitions. [2018-12-09 09:28:58,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-09 09:28:58,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:58,621 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 09:28:58,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:28:58,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 865 states and 1342 transitions. [2018-12-09 09:28:58,646 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1342 transitions. [2018-12-09 09:28:58,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 09:28:58,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:28:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:28:59,002 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:29:00,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:00,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 871 states and 1350 transitions. [2018-12-09 09:29:00,545 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1350 transitions. [2018-12-09 09:29:00,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-09 09:29:00,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:00,601 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 09:29:00,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:00,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 877 states and 1358 transitions. [2018-12-09 09:29:00,624 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1358 transitions. [2018-12-09 09:29:00,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-09 09:29:00,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:00,676 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 09:29:00,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:00,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 882 states and 1365 transitions. [2018-12-09 09:29:00,699 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1365 transitions. [2018-12-09 09:29:00,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 09:29:00,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:01,052 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:29:02,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:02,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 884 states and 1366 transitions. [2018-12-09 09:29:02,204 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1366 transitions. [2018-12-09 09:29:02,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 09:29:02,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 09:29:02,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:02,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 890 states and 1374 transitions. [2018-12-09 09:29:02,297 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1374 transitions. [2018-12-09 09:29:02,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-09 09:29:02,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:02,339 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:29:03,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:03,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 892 states and 1375 transitions. [2018-12-09 09:29:03,010 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1375 transitions. [2018-12-09 09:29:03,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 09:29:03,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:03,054 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 09:29:03,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:03,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 896 states and 1381 transitions. [2018-12-09 09:29:03,083 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1381 transitions. [2018-12-09 09:29:03,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 09:29:03,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:03,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:29:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:03,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 898 states and 1382 transitions. [2018-12-09 09:29:03,850 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1382 transitions. [2018-12-09 09:29:03,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-09 09:29:03,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:03,894 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 09:29:03,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:03,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 894 states and 1374 transitions. [2018-12-09 09:29:03,908 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1374 transitions. [2018-12-09 09:29:03,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-09 09:29:03,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:03,952 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 09:29:04,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:04,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 896 states and 1375 transitions. [2018-12-09 09:29:04,839 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1375 transitions. [2018-12-09 09:29:04,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 09:29:04,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:04,881 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 09:29:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:04,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 901 states and 1382 transitions. [2018-12-09 09:29:04,902 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1382 transitions. [2018-12-09 09:29:04,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 09:29:04,902 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:04,969 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:29:04,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:04,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 907 states and 1390 transitions. [2018-12-09 09:29:04,996 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1390 transitions. [2018-12-09 09:29:04,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-09 09:29:04,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,063 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:29:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 911 states and 1396 transitions. [2018-12-09 09:29:05,110 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1396 transitions. [2018-12-09 09:29:05,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 09:29:05,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,173 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:29:05,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 917 states and 1404 transitions. [2018-12-09 09:29:05,203 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1404 transitions. [2018-12-09 09:29:05,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-09 09:29:05,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,253 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:29:05,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 921 states and 1410 transitions. [2018-12-09 09:29:05,279 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1410 transitions. [2018-12-09 09:29:05,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 09:29:05,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,331 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:29:05,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 927 states and 1420 transitions. [2018-12-09 09:29:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1420 transitions. [2018-12-09 09:29:05,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 09:29:05,365 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,405 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:29:05,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 929 states and 1422 transitions. [2018-12-09 09:29:05,416 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1422 transitions. [2018-12-09 09:29:05,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 09:29:05,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,478 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:29:05,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 935 states and 1430 transitions. [2018-12-09 09:29:05,507 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1430 transitions. [2018-12-09 09:29:05,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 09:29:05,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,557 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:29:05,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 939 states and 1436 transitions. [2018-12-09 09:29:05,588 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1436 transitions. [2018-12-09 09:29:05,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 09:29:05,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,628 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:29:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 945 states and 1446 transitions. [2018-12-09 09:29:05,659 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1446 transitions. [2018-12-09 09:29:05,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 09:29:05,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,700 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:29:05,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 947 states and 1448 transitions. [2018-12-09 09:29:05,714 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1448 transitions. [2018-12-09 09:29:05,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 09:29:05,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,777 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:29:05,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 953 states and 1456 transitions. [2018-12-09 09:29:05,814 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1456 transitions. [2018-12-09 09:29:05,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 09:29:05,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,864 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:29:05,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 957 states and 1462 transitions. [2018-12-09 09:29:05,889 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1462 transitions. [2018-12-09 09:29:05,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 09:29:05,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:05,930 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:29:05,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:05,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 963 states and 1472 transitions. [2018-12-09 09:29:05,959 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1472 transitions. [2018-12-09 09:29:05,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 09:29:05,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:06,001 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:29:06,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:06,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 965 states and 1474 transitions. [2018-12-09 09:29:06,015 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1474 transitions. [2018-12-09 09:29:06,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 09:29:06,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:06,055 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:29:06,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:06,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 971 states and 1484 transitions. [2018-12-09 09:29:06,085 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1484 transitions. [2018-12-09 09:29:06,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 09:29:06,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:06,132 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:29:06,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:06,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 973 states and 1486 transitions. [2018-12-09 09:29:06,147 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1486 transitions. [2018-12-09 09:29:06,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 09:29:06,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:06,194 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 09:29:06,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:06,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 979 states and 1499 transitions. [2018-12-09 09:29:06,215 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1499 transitions. [2018-12-09 09:29:06,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 09:29:06,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:06,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:06,583 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:29:09,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:09,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 983 states and 1501 transitions. [2018-12-09 09:29:09,227 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1501 transitions. [2018-12-09 09:29:09,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 09:29:09,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 09:29:09,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:09,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 989 states and 1510 transitions. [2018-12-09 09:29:09,316 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1510 transitions. [2018-12-09 09:29:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 09:29:09,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:09,370 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 09:29:09,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:09,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 994 states and 1517 transitions. [2018-12-09 09:29:09,406 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1517 transitions. [2018-12-09 09:29:09,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 09:29:09,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:09,458 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 09:29:09,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:09,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1000 states and 1525 transitions. [2018-12-09 09:29:09,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1525 transitions. [2018-12-09 09:29:09,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 09:29:09,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:09,554 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 09:29:09,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:09,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1006 states and 1534 transitions. [2018-12-09 09:29:09,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1534 transitions. [2018-12-09 09:29:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-09 09:29:09,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:09,643 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 09:29:09,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:09,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1012 states and 1543 transitions. [2018-12-09 09:29:09,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1543 transitions. [2018-12-09 09:29:09,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-09 09:29:09,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:09,731 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 09:29:09,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:09,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1018 states and 1552 transitions. [2018-12-09 09:29:09,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1552 transitions. [2018-12-09 09:29:09,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 09:29:09,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:09,827 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 09:29:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:09,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1024 states and 1561 transitions. [2018-12-09 09:29:09,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1561 transitions. [2018-12-09 09:29:09,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 09:29:09,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:10,843 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 09:29:10,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:10,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1028 states and 1565 transitions. [2018-12-09 09:29:10,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1565 transitions. [2018-12-09 09:29:10,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 09:29:10,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:11,653 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 09:29:11,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:11,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1029 states and 1567 transitions. [2018-12-09 09:29:11,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1567 transitions. [2018-12-09 09:29:11,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 09:29:11,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:11,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:11,729 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 09:29:12,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:12,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1029 states and 1566 transitions. [2018-12-09 09:29:12,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1566 transitions. [2018-12-09 09:29:12,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 09:29:12,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 09:29:12,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:12,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1029 states and 1565 transitions. [2018-12-09 09:29:12,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1565 transitions. [2018-12-09 09:29:12,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 09:29:12,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:12,757 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 09:29:13,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:13,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1029 states and 1564 transitions. [2018-12-09 09:29:13,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1564 transitions. [2018-12-09 09:29:13,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 09:29:13,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 09:29:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1033 states and 1573 transitions. [2018-12-09 09:29:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1573 transitions. [2018-12-09 09:29:13,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 09:29:13,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:13,521 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 09:29:14,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:14,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1037 states and 1577 transitions. [2018-12-09 09:29:14,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1577 transitions. [2018-12-09 09:29:14,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 09:29:14,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:14,418 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 09:29:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:14,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1041 states and 1586 transitions. [2018-12-09 09:29:14,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1586 transitions. [2018-12-09 09:29:14,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 09:29:14,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:14,723 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 09:29:15,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1045 states and 1590 transitions. [2018-12-09 09:29:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1590 transitions. [2018-12-09 09:29:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 09:29:15,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:15,639 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 09:29:15,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:15,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1049 states and 1599 transitions. [2018-12-09 09:29:15,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1599 transitions. [2018-12-09 09:29:15,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 09:29:15,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:15,988 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 09:29:17,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:17,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1053 states and 1603 transitions. [2018-12-09 09:29:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1603 transitions. [2018-12-09 09:29:17,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 09:29:17,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:17,153 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 09:29:17,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:17,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1058 states and 1610 transitions. [2018-12-09 09:29:17,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1610 transitions. [2018-12-09 09:29:17,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 09:29:17,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:17,261 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 09:29:17,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:17,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1063 states and 1617 transitions. [2018-12-09 09:29:17,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1617 transitions. [2018-12-09 09:29:17,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 09:29:17,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:17,379 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 09:29:17,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:17,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1068 states and 1624 transitions. [2018-12-09 09:29:17,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1624 transitions. [2018-12-09 09:29:17,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 09:29:17,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:18,753 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 09:29:20,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:20,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1072 states and 1631 transitions. [2018-12-09 09:29:20,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1631 transitions. [2018-12-09 09:29:20,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 09:29:20,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:20,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:20,926 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 09:29:22,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:22,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1077 states and 1639 transitions. [2018-12-09 09:29:22,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1639 transitions. [2018-12-09 09:29:22,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 09:29:22,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 09:29:23,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:23,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1066 states and 1623 transitions. [2018-12-09 09:29:23,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1623 transitions. [2018-12-09 09:29:23,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 09:29:23,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:23,988 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 09:29:24,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:24,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1072 states and 1636 transitions. [2018-12-09 09:29:24,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1636 transitions. [2018-12-09 09:29:24,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 09:29:24,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:24,099 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:24,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1078 states and 1646 transitions. [2018-12-09 09:29:24,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1646 transitions. [2018-12-09 09:29:24,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 09:29:24,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:24,212 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 09:29:24,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:24,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 1084 states and 1659 transitions. [2018-12-09 09:29:24,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1659 transitions. [2018-12-09 09:29:24,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-09 09:29:24,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:24,323 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:24,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:24,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1090 states and 1669 transitions. [2018-12-09 09:29:24,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 1669 transitions. [2018-12-09 09:29:24,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 09:29:24,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:24,444 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 09:29:24,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:24,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1096 states and 1682 transitions. [2018-12-09 09:29:24,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1682 transitions. [2018-12-09 09:29:24,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 09:29:24,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:24,555 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:24,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1102 states and 1692 transitions. [2018-12-09 09:29:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1692 transitions. [2018-12-09 09:29:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 09:29:24,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:24,673 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:24,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:24,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1104 states and 1694 transitions. [2018-12-09 09:29:24,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1694 transitions. [2018-12-09 09:29:24,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 09:29:24,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:24,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:24,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1106 states and 1696 transitions. [2018-12-09 09:29:24,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1696 transitions. [2018-12-09 09:29:24,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 09:29:24,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:24,883 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:24,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:24,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1108 states and 1698 transitions. [2018-12-09 09:29:24,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1698 transitions. [2018-12-09 09:29:24,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 09:29:24,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:25,014 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:25,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:25,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1113 states and 1705 transitions. [2018-12-09 09:29:25,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1705 transitions. [2018-12-09 09:29:25,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 09:29:25,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:25,135 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:25,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:25,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1118 states and 1712 transitions. [2018-12-09 09:29:25,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1712 transitions. [2018-12-09 09:29:25,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 09:29:25,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:25,256 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 09:29:25,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:25,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1124 states and 1720 transitions. [2018-12-09 09:29:25,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1720 transitions. [2018-12-09 09:29:25,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 09:29:25,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:25,377 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:25,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1129 states and 1727 transitions. [2018-12-09 09:29:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1727 transitions. [2018-12-09 09:29:25,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 09:29:25,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:25,498 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 09:29:25,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:25,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1135 states and 1735 transitions. [2018-12-09 09:29:25,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1735 transitions. [2018-12-09 09:29:25,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 09:29:25,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:25,621 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-09 09:29:25,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:25,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1141 states and 1743 transitions. [2018-12-09 09:29:25,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1743 transitions. [2018-12-09 09:29:25,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 09:29:25,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:25,746 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-09 09:29:25,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:25,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1145 states and 1749 transitions. [2018-12-09 09:29:25,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1749 transitions. [2018-12-09 09:29:25,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:29:25,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:25,874 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-09 09:29:25,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:25,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1149 states and 1755 transitions. [2018-12-09 09:29:25,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1755 transitions. [2018-12-09 09:29:25,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 09:29:25,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:26,030 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-09 09:29:26,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:26,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1153 states and 1761 transitions. [2018-12-09 09:29:26,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1761 transitions. [2018-12-09 09:29:26,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 09:29:26,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:26,134 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-09 09:29:26,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:26,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1153 states and 1760 transitions. [2018-12-09 09:29:26,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1760 transitions. [2018-12-09 09:29:26,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-09 09:29:26,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:26,261 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 09:29:26,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:26,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1177 states and 1797 transitions. [2018-12-09 09:29:26,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1797 transitions. [2018-12-09 09:29:26,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 09:29:26,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:26,858 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 09:29:26,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:26,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1178 states and 1799 transitions. [2018-12-09 09:29:26,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1799 transitions. [2018-12-09 09:29:26,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 09:29:26,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:26,966 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 09:29:27,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:27,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1202 states and 1836 transitions. [2018-12-09 09:29:27,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1836 transitions. [2018-12-09 09:29:27,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 09:29:27,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 09:29:27,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:27,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1203 states and 1838 transitions. [2018-12-09 09:29:27,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1838 transitions. [2018-12-09 09:29:27,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 09:29:27,645 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:27,734 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 09:29:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1227 states and 1875 transitions. [2018-12-09 09:29:28,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1875 transitions. [2018-12-09 09:29:28,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 09:29:28,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:28,371 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-09 09:29:28,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:28,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1228 states and 1875 transitions. [2018-12-09 09:29:28,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1875 transitions. [2018-12-09 09:29:28,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 09:29:28,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:28,486 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 09:29:28,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:28,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1229 states and 1877 transitions. [2018-12-09 09:29:28,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1877 transitions. [2018-12-09 09:29:28,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 09:29:28,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:28,595 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-09 09:29:28,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:28,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1230 states and 1877 transitions. [2018-12-09 09:29:28,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1877 transitions. [2018-12-09 09:29:28,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 09:29:28,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:28,709 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-09 09:29:28,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:28,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1231 states and 1877 transitions. [2018-12-09 09:29:28,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1877 transitions. [2018-12-09 09:29:28,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 09:29:28,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:28,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:28,827 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:29,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:29,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1236 states and 1885 transitions. [2018-12-09 09:29:29,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1885 transitions. [2018-12-09 09:29:29,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-09 09:29:29,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:29,876 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:30,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1239 states and 1888 transitions. [2018-12-09 09:29:30,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1888 transitions. [2018-12-09 09:29:30,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 09:29:30,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:30,946 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:31,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:31,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1244 states and 1896 transitions. [2018-12-09 09:29:31,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1896 transitions. [2018-12-09 09:29:31,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 09:29:31,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:32,063 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:33,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:33,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1247 states and 1899 transitions. [2018-12-09 09:29:33,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1899 transitions. [2018-12-09 09:29:33,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-09 09:29:33,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:33,188 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:34,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:34,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1252 states and 1907 transitions. [2018-12-09 09:29:34,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1907 transitions. [2018-12-09 09:29:34,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-09 09:29:34,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:29:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:29:34,372 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 09:29:35,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:29:35,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 477 states and 670 transitions. [2018-12-09 09:29:35,453 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 670 transitions. [2018-12-09 09:29:35,453 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 09:29:35,453 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 197 iterations. [2018-12-09 09:29:35,459 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 09:29:36,535 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,537 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,537 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,537 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,537 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-09 09:29:36,540 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,541 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,542 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,543 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,544 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,544 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,544 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,544 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,544 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,544 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,544 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,544 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,544 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,544 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-09 09:29:36,545 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:29:36,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 09:29:36 ImpRootNode [2018-12-09 09:29:36,545 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 09:29:36,546 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:29:36,546 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:29:36,546 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:29:36,546 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:28:33" (3/4) ... [2018-12-09 09:29:36,549 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 09:29:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2018-12-09 09:29:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_set_power_state [2018-12-09 09:29:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx8802_request_release [2018-12-09 09:29:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_empty [2018-12-09 09:29:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_enable_device [2018-12-09 09:29:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx88_sram_channel_dump [2018-12-09 09:29:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add_tail [2018-12-09 09:29:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msecs_to_jiffies [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_del [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure do_cancel_buffers [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx8802_restart_queue [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_set_drvdata [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx8802_start_dma [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-12-09 09:29:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_lock_of_cx88_core [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx88_core_put [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure writel [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_lock_of_cx88_core [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx8802_stop_dma [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mod_timer [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2018-12-09 09:29:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_read_config_byte [2018-12-09 09:29:36,557 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2018-12-09 09:29:36,557 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx8802_request_acquire [2018-12-09 09:29:36,571 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 305 nodes and edges [2018-12-09 09:29:36,573 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 107 nodes and edges [2018-12-09 09:29:36,574 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2018-12-09 09:29:36,575 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-09 09:29:36,576 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 09:29:36,577 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 09:29:36,578 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 09:29:36,677 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_12bc94a4-68c8-488e-9568-76c832591f5b/bin-2019/ukojak/witness.graphml [2018-12-09 09:29:36,677 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:29:36,678 INFO L168 Benchmark]: Toolchain (without parser) took 67595.79 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.7 GB). Free memory was 951.4 MB in the beginning and 1.2 GB in the end (delta: -284.4 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-09 09:29:36,679 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:29:36,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1049.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 951.4 MB in the beginning and 1.0 GB in the end (delta: -69.4 MB). Peak memory consumption was 115.0 MB. Max. memory is 11.5 GB. [2018-12-09 09:29:36,679 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-12-09 09:29:36,679 INFO L168 Benchmark]: Boogie Preprocessor took 73.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 994.5 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-12-09 09:29:36,680 INFO L168 Benchmark]: RCFGBuilder took 3250.10 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 372.2 MB). Free memory was 994.5 MB in the beginning and 1.4 GB in the end (delta: -386.7 MB). Peak memory consumption was 357.0 MB. Max. memory is 11.5 GB. [2018-12-09 09:29:36,680 INFO L168 Benchmark]: CodeCheck took 63017.48 ms. Allocated memory was 1.6 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 72.4 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-09 09:29:36,680 INFO L168 Benchmark]: Witness Printer took 131.76 ms. Allocated memory is still 2.7 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 11.5 GB. [2018-12-09 09:29:36,681 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 37 procedures, 540 locations, 1 error locations. SAFE Result, 61.9s OverallTime, 197 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1876155996 SDtfs, -1990212756 SDslu, 1497376368 SDs, 0 SdLazy, -644981624 SolverSat, -1878736140 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 380.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 201271 GetRequests, 200557 SyntacticMatches, 226 SemanticMatches, 488 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128147 ImplicationChecksByTransitivity, 43.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 3.6s SatisfiabilityAnalysisTime, 13.0s InterpolantComputationTime, 15695 NumberOfCodeBlocks, 15695 NumberOfCodeBlocksAsserted, 196 NumberOfCheckSat, 15499 ConstructedInterpolants, 0 QuantifiedInterpolants, 2960720 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 196 InterpolantComputations, 196 PerfectInterpolantSequences, 5420/5420 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: 6308]: 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: 5395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4979]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6746]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_lock_of_cx88_core && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 1 == ldv_mutex_mutex_of_device) && 0 == ldv_s_cx8802_pci_driver_pci_driver) && ldv_mutex_vb_lock_of_videobuf_queue == 1 - InvariantResult [Line: 6819]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6759]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5476]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5985]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5565]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5507]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5397]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6013]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4830]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5590]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6136]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5651]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4945]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6036]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5570]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6791]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5417]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6045]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5979]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5203]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5064]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5715]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6151]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5050]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5403]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5622]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6183]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4771]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5086]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6869]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6900]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5985]: Loop Invariant Derived loop invariant: (((!(1 == ldv_mutex_mutex_of_device) || !(ldv_mutex_vb_lock_of_videobuf_queue == 1)) || !(1 == ldv_mutex_lock_of_cx88_core)) || !(err == 0)) || !(ldv_mutex_lock_of_v4l2_ctrl_handler == 1) - InvariantResult [Line: 4893]: 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 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1049.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 951.4 MB in the beginning and 1.0 GB in the end (delta: -69.4 MB). Peak memory consumption was 115.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 994.5 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3250.10 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 372.2 MB). Free memory was 994.5 MB in the beginning and 1.4 GB in the end (delta: -386.7 MB). Peak memory consumption was 357.0 MB. Max. memory is 11.5 GB. * CodeCheck took 63017.48 ms. Allocated memory was 1.6 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 72.4 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 131.76 ms. Allocated memory is still 2.7 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...