./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/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 c1cdf417d88d89460139641c1ecdbae715fbf324 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:16:57,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:16:57,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:16:57,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:16:57,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:16:57,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:16:57,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:16:57,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:16:57,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:16:57,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:16:57,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:16:57,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:16:57,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:16:57,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:16:57,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:16:57,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:16:57,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:16:57,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:16:57,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:16:57,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:16:57,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:16:57,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:16:57,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:16:57,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:16:57,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:16:57,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:16:57,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:16:57,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:16:57,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:16:57,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:16:57,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:16:57,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:16:57,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:16:57,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:16:57,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:16:57,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:16:57,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:16:57,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:16:57,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:16:57,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:16:57,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:16:57,722 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-11-20 05:16:57,752 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:16:57,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:16:57,753 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 05:16:57,754 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 05:16:57,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:16:57,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:16:57,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:16:57,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:16:57,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:16:57,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:16:57,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:16:57,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:16:57,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:16:57,756 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:16:57,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:16:57,757 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 05:16:57,757 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 05:16:57,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:16:57,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:16:57,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:16:57,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:16:57,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:16:57,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:16:57,759 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 05:16:57,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:16:57,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:16:57,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 05:16:57,760 INFO L138 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/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/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 -> c1cdf417d88d89460139641c1ecdbae715fbf324 [2019-11-20 05:16:57,934 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:16:57,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:16:57,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:16:57,957 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:16:57,958 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:16:57,959 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/ukojak/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i [2019-11-20 05:16:58,036 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/ukojak/data/4d00c5f86/52398132a8e44e47934325feba211242/FLAG1a93326be [2019-11-20 05:16:59,051 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:16:59,052 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i [2019-11-20 05:16:59,142 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/ukojak/data/4d00c5f86/52398132a8e44e47934325feba211242/FLAG1a93326be [2019-11-20 05:16:59,389 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/ukojak/data/4d00c5f86/52398132a8e44e47934325feba211242 [2019-11-20 05:16:59,393 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:16:59,395 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:16:59,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:16:59,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:16:59,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:16:59,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:16:59" (1/1) ... [2019-11-20 05:16:59,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d408eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:16:59, skipping insertion in model container [2019-11-20 05:16:59,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:16:59" (1/1) ... [2019-11-20 05:16:59,420 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:16:59,536 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:17:01,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:17:01,338 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:17:01,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:17:01,908 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:17:01,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:01 WrapperNode [2019-11-20 05:17:01,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:17:01,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:17:01,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:17:01,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:17:01,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:01" (1/1) ... [2019-11-20 05:17:02,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:01" (1/1) ... [2019-11-20 05:17:02,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:17:02,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:17:02,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:17:02,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:17:02,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:01" (1/1) ... [2019-11-20 05:17:02,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:01" (1/1) ... [2019-11-20 05:17:02,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:01" (1/1) ... [2019-11-20 05:17:02,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:01" (1/1) ... [2019-11-20 05:17:02,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:01" (1/1) ... [2019-11-20 05:17:02,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:01" (1/1) ... [2019-11-20 05:17:02,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:01" (1/1) ... [2019-11-20 05:17:02,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:17:02,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:17:02,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:17:02,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:17:02,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/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 [2019-11-20 05:17:02,456 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-11-20 05:17:02,456 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-11-20 05:17:02,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-20 05:17:02,457 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_restart_queue [2019-11-20 05:17:02,457 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_restart_queue [2019-11-20 05:17:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 05:17:02,458 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-20 05:17:02,459 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-20 05:17:02,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_cx88_core [2019-11-20 05:17:02,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_cx88_core [2019-11-20 05:17:02,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_cx88_core [2019-11-20 05:17:02,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_cx88_core [2019-11-20 05:17:02,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-11-20 05:17:02,463 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-11-20 05:17:02,463 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-20 05:17:02,463 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-20 05:17:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-11-20 05:17:02,464 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-11-20 05:17:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 05:17:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-20 05:17:02,465 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-20 05:17:02,465 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-11-20 05:17:02,465 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-11-20 05:17:02,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-20 05:17:02,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-20 05:17:02,466 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-11-20 05:17:02,466 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-11-20 05:17:02,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 05:17:02,466 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-11-20 05:17:02,467 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-11-20 05:17:02,467 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-11-20 05:17:02,467 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-11-20 05:17:02,467 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-11-20 05:17:02,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-11-20 05:17:02,468 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-11-20 05:17:02,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-11-20 05:17:02,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 05:17:02,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:17:02,469 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-20 05:17:02,469 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-20 05:17:02,469 INFO L130 BoogieDeclarations]: Found specification of procedure do_cancel_buffers [2019-11-20 05:17:02,469 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cancel_buffers [2019-11-20 05:17:02,470 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_start_dma [2019-11-20 05:17:02,470 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_start_dma [2019-11-20 05:17:02,470 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-11-20 05:17:02,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-11-20 05:17:02,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 05:17:02,471 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-11-20 05:17:02,471 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-11-20 05:17:02,471 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_core_put [2019-11-20 05:17:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_core_put [2019-11-20 05:17:02,472 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_stop_dma [2019-11-20 05:17:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_stop_dma [2019-11-20 05:17:02,473 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-11-20 05:17:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-11-20 05:17:02,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 05:17:02,473 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_request_acquire [2019-11-20 05:17:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_request_acquire [2019-11-20 05:17:02,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 05:17:02,474 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-11-20 05:17:02,475 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-11-20 05:17:02,475 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_request_release [2019-11-20 05:17:02,475 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_request_release [2019-11-20 05:17:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_dump [2019-11-20 05:17:02,476 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_dump [2019-11-20 05:17:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-11-20 05:17:02,477 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-11-20 05:17:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-11-20 05:17:02,478 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-11-20 05:17:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-20 05:17:02,479 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-20 05:17:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-11-20 05:17:02,479 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-11-20 05:17:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-11-20 05:17:02,480 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-11-20 05:17:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-11-20 05:17:02,481 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-11-20 05:17:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-11-20 05:17:02,482 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-11-20 05:17:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 05:17:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-11-20 05:17:02,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-11-20 05:17:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:17:02,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:17:16,087 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:17:16,088 INFO L285 CfgBuilder]: Removed 120 assume(true) statements. [2019-11-20 05:17:16,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:17:16 BoogieIcfgContainer [2019-11-20 05:17:16,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:17:16,090 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 05:17:16,090 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 05:17:16,109 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 05:17:16,110 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:17:16" (1/1) ... [2019-11-20 05:17:16,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:17:16,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:16,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 410 states and 575 transitions. [2019-11-20 05:17:16,226 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 575 transitions. [2019-11-20 05:17:16,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-20 05:17:16,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:16,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:17:18,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:18,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 410 states and 569 transitions. [2019-11-20 05:17:18,099 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 569 transitions. [2019-11-20 05:17:18,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 05:17:18,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:18,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:17:20,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:20,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 412 states and 571 transitions. [2019-11-20 05:17:20,459 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 571 transitions. [2019-11-20 05:17:20,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 05:17:20,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:20,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:17:22,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:22,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 415 states and 574 transitions. [2019-11-20 05:17:22,609 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 574 transitions. [2019-11-20 05:17:22,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 05:17:22,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:22,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:17:25,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:25,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 419 states and 578 transitions. [2019-11-20 05:17:25,366 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 578 transitions. [2019-11-20 05:17:25,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-20 05:17:25,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:25,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:25,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:25,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 423 states and 591 transitions. [2019-11-20 05:17:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 591 transitions. [2019-11-20 05:17:25,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 05:17:25,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:25,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:25,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:25,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 427 states and 604 transitions. [2019-11-20 05:17:25,801 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 604 transitions. [2019-11-20 05:17:25,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 05:17:25,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:26,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:26,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:26,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 431 states and 617 transitions. [2019-11-20 05:17:26,025 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 617 transitions. [2019-11-20 05:17:26,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 05:17:26,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:26,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:26,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:26,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 435 states and 630 transitions. [2019-11-20 05:17:26,262 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 630 transitions. [2019-11-20 05:17:26,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 05:17:26,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:26,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:28,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:28,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 439 states and 643 transitions. [2019-11-20 05:17:28,711 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 643 transitions. [2019-11-20 05:17:28,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 05:17:28,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:29,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:29,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 442 states and 649 transitions. [2019-11-20 05:17:29,150 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 649 transitions. [2019-11-20 05:17:29,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 05:17:29,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:29,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:29,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:29,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 445 states and 655 transitions. [2019-11-20 05:17:29,594 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 655 transitions. [2019-11-20 05:17:29,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 05:17:29,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:29,734 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:29,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 447 states and 658 transitions. [2019-11-20 05:17:29,747 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 658 transitions. [2019-11-20 05:17:29,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 05:17:29,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:29,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:30,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:30,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 450 states and 664 transitions. [2019-11-20 05:17:30,225 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 664 transitions. [2019-11-20 05:17:30,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 05:17:30,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:30,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:30,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:30,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 452 states and 667 transitions. [2019-11-20 05:17:30,375 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 667 transitions. [2019-11-20 05:17:30,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 05:17:30,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:30,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:30,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:30,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 458 states and 676 transitions. [2019-11-20 05:17:30,602 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 676 transitions. [2019-11-20 05:17:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 05:17:30,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:30,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:30,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:30,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 461 states and 682 transitions. [2019-11-20 05:17:30,901 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 682 transitions. [2019-11-20 05:17:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 05:17:30,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:31,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:31,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:31,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 463 states and 685 transitions. [2019-11-20 05:17:31,041 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 685 transitions. [2019-11-20 05:17:31,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 05:17:31,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:31,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:31,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:31,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 469 states and 694 transitions. [2019-11-20 05:17:31,224 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 694 transitions. [2019-11-20 05:17:31,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 05:17:31,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:31,353 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 05:17:31,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:31,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 471 states and 696 transitions. [2019-11-20 05:17:31,375 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 696 transitions. [2019-11-20 05:17:31,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 05:17:31,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:31,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:31,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:31,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 473 states and 699 transitions. [2019-11-20 05:17:31,528 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 699 transitions. [2019-11-20 05:17:31,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 05:17:31,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:31,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:31,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:31,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 479 states and 708 transitions. [2019-11-20 05:17:31,711 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 708 transitions. [2019-11-20 05:17:31,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 05:17:31,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:31,835 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 05:17:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:31,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 481 states and 711 transitions. [2019-11-20 05:17:31,850 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 711 transitions. [2019-11-20 05:17:31,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 05:17:31,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:31,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:32,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:32,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 487 states and 720 transitions. [2019-11-20 05:17:32,049 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 720 transitions. [2019-11-20 05:17:32,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 05:17:32,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:32,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:17:32,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 488 states and 722 transitions. [2019-11-20 05:17:32,475 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 722 transitions. [2019-11-20 05:17:32,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 05:17:32,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:32,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:32,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:32,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 492 states and 729 transitions. [2019-11-20 05:17:32,692 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 729 transitions. [2019-11-20 05:17:32,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 05:17:32,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:33,180 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:33,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:33,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 494 states and 731 transitions. [2019-11-20 05:17:33,981 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 731 transitions. [2019-11-20 05:17:33,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 05:17:33,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:34,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:34,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:34,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 498 states and 738 transitions. [2019-11-20 05:17:34,166 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 738 transitions. [2019-11-20 05:17:34,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 05:17:34,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:34,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:17:34,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:34,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 505 states and 751 transitions. [2019-11-20 05:17:34,832 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 751 transitions. [2019-11-20 05:17:34,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 05:17:34,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:34,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:35,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:35,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 509 states and 758 transitions. [2019-11-20 05:17:35,021 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 758 transitions. [2019-11-20 05:17:35,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 05:17:35,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:35,155 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:17:35,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:35,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 516 states and 771 transitions. [2019-11-20 05:17:35,698 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 771 transitions. [2019-11-20 05:17:35,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 05:17:35,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:35,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:35,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:35,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:35,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 520 states and 778 transitions. [2019-11-20 05:17:35,861 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 778 transitions. [2019-11-20 05:17:35,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 05:17:35,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:35,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:17:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 527 states and 791 transitions. [2019-11-20 05:17:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 791 transitions. [2019-11-20 05:17:36,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 05:17:36,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:36,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:36,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:36,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 530 states and 795 transitions. [2019-11-20 05:17:36,616 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 795 transitions. [2019-11-20 05:17:36,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 05:17:36,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:36,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:17:37,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:37,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 537 states and 808 transitions. [2019-11-20 05:17:37,328 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 808 transitions. [2019-11-20 05:17:37,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 05:17:37,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:37,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:37,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:37,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 540 states and 812 transitions. [2019-11-20 05:17:37,482 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 812 transitions. [2019-11-20 05:17:37,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 05:17:37,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:37,588 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:17:38,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:38,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 547 states and 825 transitions. [2019-11-20 05:17:38,233 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 825 transitions. [2019-11-20 05:17:38,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 05:17:38,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:38,628 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:39,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 550 states and 831 transitions. [2019-11-20 05:17:39,190 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 831 transitions. [2019-11-20 05:17:39,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 05:17:39,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:39,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:39,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:39,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 553 states and 835 transitions. [2019-11-20 05:17:39,347 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 835 transitions. [2019-11-20 05:17:39,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 05:17:39,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:39,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:39,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:39,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 556 states and 839 transitions. [2019-11-20 05:17:39,532 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 839 transitions. [2019-11-20 05:17:39,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 05:17:39,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:40,205 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:17:41,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:41,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 562 states and 854 transitions. [2019-11-20 05:17:41,356 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 854 transitions. [2019-11-20 05:17:41,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 05:17:41,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:41,808 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:43,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:43,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 565 states and 859 transitions. [2019-11-20 05:17:43,012 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 859 transitions. [2019-11-20 05:17:43,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 05:17:43,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:43,132 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 05:17:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:43,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 569 states and 868 transitions. [2019-11-20 05:17:43,773 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 868 transitions. [2019-11-20 05:17:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 05:17:43,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:43,894 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 05:17:45,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:45,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 573 states and 872 transitions. [2019-11-20 05:17:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 872 transitions. [2019-11-20 05:17:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 05:17:45,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:45,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:45,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:45,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 579 states and 884 transitions. [2019-11-20 05:17:45,215 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 884 transitions. [2019-11-20 05:17:45,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 05:17:45,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:45,349 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 05:17:46,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:46,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 583 states and 893 transitions. [2019-11-20 05:17:46,003 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 893 transitions. [2019-11-20 05:17:46,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 05:17:46,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:46,136 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 05:17:47,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:47,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 587 states and 897 transitions. [2019-11-20 05:17:47,249 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 897 transitions. [2019-11-20 05:17:47,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:17:47,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:47,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:47,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:47,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 593 states and 909 transitions. [2019-11-20 05:17:47,451 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 909 transitions. [2019-11-20 05:17:47,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:17:47,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:47,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:47,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:47,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 594 states and 910 transitions. [2019-11-20 05:17:47,620 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 910 transitions. [2019-11-20 05:17:47,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 05:17:47,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:47,739 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 05:17:49,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:49,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 602 states and 923 transitions. [2019-11-20 05:17:49,392 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 923 transitions. [2019-11-20 05:17:49,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 05:17:49,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:49,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:49,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:49,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 608 states and 935 transitions. [2019-11-20 05:17:49,579 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 935 transitions. [2019-11-20 05:17:49,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 05:17:49,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:17:51,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:51,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 610 states and 938 transitions. [2019-11-20 05:17:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 938 transitions. [2019-11-20 05:17:51,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 05:17:51,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:51,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:51,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:51,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 611 states and 939 transitions. [2019-11-20 05:17:51,855 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 939 transitions. [2019-11-20 05:17:51,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:17:51,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:51,974 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 05:17:52,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:52,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 615 states and 948 transitions. [2019-11-20 05:17:52,546 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 948 transitions. [2019-11-20 05:17:52,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:17:52,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:52,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:52,663 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 05:17:53,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:53,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 619 states and 952 transitions. [2019-11-20 05:17:53,717 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 952 transitions. [2019-11-20 05:17:53,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 05:17:53,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:53,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:53,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 625 states and 963 transitions. [2019-11-20 05:17:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 963 transitions. [2019-11-20 05:17:55,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 05:17:55,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:55,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:55,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:55,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 626 states and 964 transitions. [2019-11-20 05:17:55,189 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 964 transitions. [2019-11-20 05:17:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 05:17:55,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:55,298 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 05:17:55,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:55,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 630 states and 973 transitions. [2019-11-20 05:17:55,662 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 973 transitions. [2019-11-20 05:17:55,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 05:17:55,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:55,771 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 05:17:56,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:56,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 634 states and 977 transitions. [2019-11-20 05:17:56,969 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 977 transitions. [2019-11-20 05:17:56,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 05:17:56,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:57,072 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 05:17:57,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:57,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 639 states and 984 transitions. [2019-11-20 05:17:57,109 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 984 transitions. [2019-11-20 05:17:57,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 05:17:57,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:57,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:17:57,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:57,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 640 states and 985 transitions. [2019-11-20 05:17:57,269 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 985 transitions. [2019-11-20 05:17:57,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 05:17:57,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:57,373 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:17:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:57,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 642 states and 991 transitions. [2019-11-20 05:17:57,636 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 991 transitions. [2019-11-20 05:17:57,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 05:17:57,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:57,756 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 05:17:57,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:57,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 647 states and 998 transitions. [2019-11-20 05:17:57,787 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 998 transitions. [2019-11-20 05:17:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 05:17:57,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:57,884 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:17:58,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:58,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 649 states and 1004 transitions. [2019-11-20 05:17:58,211 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1004 transitions. [2019-11-20 05:17:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 05:17:58,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:58,330 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:17:58,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:58,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 650 states and 1005 transitions. [2019-11-20 05:17:58,623 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1005 transitions. [2019-11-20 05:17:58,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 05:17:58,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 05:17:58,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:58,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 655 states and 1012 transitions. [2019-11-20 05:17:58,789 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1012 transitions. [2019-11-20 05:17:58,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 05:17:58,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:58,887 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:17:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:59,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 657 states and 1018 transitions. [2019-11-20 05:17:59,134 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1018 transitions. [2019-11-20 05:17:59,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 05:17:59,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:59,276 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:17:59,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:59,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 658 states and 1019 transitions. [2019-11-20 05:17:59,748 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1019 transitions. [2019-11-20 05:17:59,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 05:17:59,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:17:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:17:59,872 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 05:17:59,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:17:59,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 663 states and 1026 transitions. [2019-11-20 05:17:59,914 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1026 transitions. [2019-11-20 05:17:59,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 05:17:59,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:00,125 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:18:00,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:00,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 665 states and 1032 transitions. [2019-11-20 05:18:00,422 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1032 transitions. [2019-11-20 05:18:00,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 05:18:00,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:00,548 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:18:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 666 states and 1033 transitions. [2019-11-20 05:18:01,015 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1033 transitions. [2019-11-20 05:18:01,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 05:18:01,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 05:18:01,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:01,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 671 states and 1040 transitions. [2019-11-20 05:18:01,198 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1040 transitions. [2019-11-20 05:18:01,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 05:18:01,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:01,312 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:18:01,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:01,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 672 states and 1041 transitions. [2019-11-20 05:18:01,328 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1041 transitions. [2019-11-20 05:18:01,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 05:18:01,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:01,436 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 05:18:01,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:01,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 678 states and 1054 transitions. [2019-11-20 05:18:01,473 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1054 transitions. [2019-11-20 05:18:01,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 05:18:01,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:01,584 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:18:01,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:01,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 680 states and 1056 transitions. [2019-11-20 05:18:01,604 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1056 transitions. [2019-11-20 05:18:01,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 05:18:01,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:01,703 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:18:01,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:01,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 682 states and 1059 transitions. [2019-11-20 05:18:01,718 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1059 transitions. [2019-11-20 05:18:01,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 05:18:01,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:01,818 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:18:01,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:01,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 684 states and 1061 transitions. [2019-11-20 05:18:01,842 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1061 transitions. [2019-11-20 05:18:01,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 05:18:01,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:02,010 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 05:18:02,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:02,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 691 states and 1069 transitions. [2019-11-20 05:18:02,062 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1069 transitions. [2019-11-20 05:18:02,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 05:18:02,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:02,187 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:18:02,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:02,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 693 states and 1072 transitions. [2019-11-20 05:18:02,200 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1072 transitions. [2019-11-20 05:18:02,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 05:18:02,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:02,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:02,317 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:18:02,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:02,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 695 states and 1074 transitions. [2019-11-20 05:18:02,342 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1074 transitions. [2019-11-20 05:18:02,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 05:18:02,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:02,469 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 05:18:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 695 states and 1073 transitions. [2019-11-20 05:18:02,974 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1073 transitions. [2019-11-20 05:18:02,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 05:18:02,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:03,127 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 05:18:03,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:03,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 701 states and 1086 transitions. [2019-11-20 05:18:03,157 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1086 transitions. [2019-11-20 05:18:03,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 05:18:03,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:03,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:18:03,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:03,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 703 states and 1088 transitions. [2019-11-20 05:18:03,290 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1088 transitions. [2019-11-20 05:18:03,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 05:18:03,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:03,401 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:18:03,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 705 states and 1091 transitions. [2019-11-20 05:18:03,414 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1091 transitions. [2019-11-20 05:18:03,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 05:18:03,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:03,559 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 05:18:03,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:03,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 711 states and 1104 transitions. [2019-11-20 05:18:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1104 transitions. [2019-11-20 05:18:03,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 05:18:03,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:03,744 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 05:18:03,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:03,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 712 states and 1104 transitions. [2019-11-20 05:18:03,772 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1104 transitions. [2019-11-20 05:18:03,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 05:18:03,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:03,883 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:18:03,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:03,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 714 states and 1107 transitions. [2019-11-20 05:18:03,899 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1107 transitions. [2019-11-20 05:18:03,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 05:18:03,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:04,047 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 05:18:04,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:04,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 720 states and 1120 transitions. [2019-11-20 05:18:04,086 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1120 transitions. [2019-11-20 05:18:04,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 05:18:04,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:04,268 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:18:04,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:04,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 730 states and 1135 transitions. [2019-11-20 05:18:04,325 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1135 transitions. [2019-11-20 05:18:04,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 05:18:04,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:04,463 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 05:18:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:04,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 736 states and 1148 transitions. [2019-11-20 05:18:04,504 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1148 transitions. [2019-11-20 05:18:04,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 05:18:04,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:04,666 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:18:04,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:04,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 746 states and 1163 transitions. [2019-11-20 05:18:04,767 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1163 transitions. [2019-11-20 05:18:04,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 05:18:04,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:05,049 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:18:05,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 756 states and 1178 transitions. [2019-11-20 05:18:05,145 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1178 transitions. [2019-11-20 05:18:05,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 05:18:05,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:06,051 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 05:18:07,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:07,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 758 states and 1181 transitions. [2019-11-20 05:18:07,675 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1181 transitions. [2019-11-20 05:18:07,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 05:18:07,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 05:18:07,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:07,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 763 states and 1188 transitions. [2019-11-20 05:18:07,876 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1188 transitions. [2019-11-20 05:18:07,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 05:18:07,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:08,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:18:09,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:09,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 775 states and 1205 transitions. [2019-11-20 05:18:09,415 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1205 transitions. [2019-11-20 05:18:09,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 05:18:09,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:09,536 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 05:18:09,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:09,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 781 states and 1213 transitions. [2019-11-20 05:18:09,590 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1213 transitions. [2019-11-20 05:18:09,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 05:18:09,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:10,467 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 05:18:11,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:11,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 787 states and 1223 transitions. [2019-11-20 05:18:11,056 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1223 transitions. [2019-11-20 05:18:11,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 05:18:11,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 05:18:11,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:11,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 794 states and 1237 transitions. [2019-11-20 05:18:11,781 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1237 transitions. [2019-11-20 05:18:11,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 05:18:11,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:11,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:11,916 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 05:18:11,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:11,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 799 states and 1244 transitions. [2019-11-20 05:18:11,993 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1244 transitions. [2019-11-20 05:18:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 05:18:11,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:12,108 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 05:18:12,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:12,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 806 states and 1258 transitions. [2019-11-20 05:18:12,761 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1258 transitions. [2019-11-20 05:18:12,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 05:18:12,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:12,893 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 05:18:12,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:12,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 812 states and 1266 transitions. [2019-11-20 05:18:12,934 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1266 transitions. [2019-11-20 05:18:12,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 05:18:12,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:13,053 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 05:18:13,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:13,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 817 states and 1273 transitions. [2019-11-20 05:18:13,134 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1273 transitions. [2019-11-20 05:18:13,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 05:18:13,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 05:18:13,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:13,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 824 states and 1287 transitions. [2019-11-20 05:18:13,844 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1287 transitions. [2019-11-20 05:18:13,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 05:18:13,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:13,978 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 05:18:14,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:14,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 830 states and 1295 transitions. [2019-11-20 05:18:14,045 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1295 transitions. [2019-11-20 05:18:14,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 05:18:14,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:14,198 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 05:18:14,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:14,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 835 states and 1302 transitions. [2019-11-20 05:18:14,276 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1302 transitions. [2019-11-20 05:18:14,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 05:18:14,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:14,640 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:18:15,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:15,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 839 states and 1308 transitions. [2019-11-20 05:18:15,734 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1308 transitions. [2019-11-20 05:18:15,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 05:18:15,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:15,995 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 05:18:16,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:16,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 845 states and 1316 transitions. [2019-11-20 05:18:16,047 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1316 transitions. [2019-11-20 05:18:16,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 05:18:16,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:16,168 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 05:18:16,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:16,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 850 states and 1323 transitions. [2019-11-20 05:18:16,215 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1323 transitions. [2019-11-20 05:18:16,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 05:18:16,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:16,855 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:18:19,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:19,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 852 states and 1324 transitions. [2019-11-20 05:18:19,039 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1324 transitions. [2019-11-20 05:18:19,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 05:18:19,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 05:18:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 858 states and 1332 transitions. [2019-11-20 05:18:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1332 transitions. [2019-11-20 05:18:19,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 05:18:19,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:19,399 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:18:20,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:20,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 860 states and 1333 transitions. [2019-11-20 05:18:20,893 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1333 transitions. [2019-11-20 05:18:20,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 05:18:20,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:21,023 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 05:18:21,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:21,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 864 states and 1339 transitions. [2019-11-20 05:18:21,099 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1339 transitions. [2019-11-20 05:18:21,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 05:18:21,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:21,217 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:18:22,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:22,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 866 states and 1340 transitions. [2019-11-20 05:18:22,430 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1340 transitions. [2019-11-20 05:18:22,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 05:18:22,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:22,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:22,523 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 05:18:23,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:23,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 868 states and 1342 transitions. [2019-11-20 05:18:23,585 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1342 transitions. [2019-11-20 05:18:23,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 05:18:23,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:23,695 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 05:18:23,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:23,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 864 states and 1334 transitions. [2019-11-20 05:18:23,722 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1334 transitions. [2019-11-20 05:18:23,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 05:18:23,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:23,854 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 05:18:25,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:25,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 866 states and 1336 transitions. [2019-11-20 05:18:25,053 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1336 transitions. [2019-11-20 05:18:25,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 05:18:25,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:25,169 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:18:26,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:26,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 866 states and 1334 transitions. [2019-11-20 05:18:26,767 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1334 transitions. [2019-11-20 05:18:26,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 05:18:26,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:26,887 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 05:18:26,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:26,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 871 states and 1341 transitions. [2019-11-20 05:18:26,951 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1341 transitions. [2019-11-20 05:18:26,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 05:18:26,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:27,122 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 05:18:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 882 states and 1356 transitions. [2019-11-20 05:18:27,196 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1356 transitions. [2019-11-20 05:18:27,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 05:18:27,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:27,291 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 05:18:28,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:28,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 884 states and 1358 transitions. [2019-11-20 05:18:28,686 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1358 transitions. [2019-11-20 05:18:28,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 05:18:28,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:28,790 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 05:18:28,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:28,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 888 states and 1364 transitions. [2019-11-20 05:18:28,838 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1364 transitions. [2019-11-20 05:18:28,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 05:18:28,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:28,925 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 05:18:30,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 890 states and 1366 transitions. [2019-11-20 05:18:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1366 transitions. [2019-11-20 05:18:30,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 05:18:30,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:30,540 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 05:18:30,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:30,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 901 states and 1381 transitions. [2019-11-20 05:18:30,653 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1381 transitions. [2019-11-20 05:18:30,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 05:18:30,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:30,807 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 05:18:30,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:30,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 905 states and 1387 transitions. [2019-11-20 05:18:30,888 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1387 transitions. [2019-11-20 05:18:30,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 05:18:30,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:18:31,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:31,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 911 states and 1397 transitions. [2019-11-20 05:18:31,034 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1397 transitions. [2019-11-20 05:18:31,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 05:18:31,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:31,140 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:18:31,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:31,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 913 states and 1399 transitions. [2019-11-20 05:18:31,169 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1399 transitions. [2019-11-20 05:18:31,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 05:18:31,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:31,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:31,302 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 05:18:31,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:31,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 924 states and 1414 transitions. [2019-11-20 05:18:31,387 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1414 transitions. [2019-11-20 05:18:31,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 05:18:31,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:31,497 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 05:18:31,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:31,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 928 states and 1420 transitions. [2019-11-20 05:18:31,544 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1420 transitions. [2019-11-20 05:18:31,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 05:18:31,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:31,628 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:18:31,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:31,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 934 states and 1430 transitions. [2019-11-20 05:18:31,685 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1430 transitions. [2019-11-20 05:18:31,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 05:18:31,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:31,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:31,770 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:18:31,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:31,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 936 states and 1432 transitions. [2019-11-20 05:18:31,793 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1432 transitions. [2019-11-20 05:18:31,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 05:18:31,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 05:18:33,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:33,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 949 states and 1450 transitions. [2019-11-20 05:18:33,507 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1450 transitions. [2019-11-20 05:18:33,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 05:18:33,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:33,608 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 05:18:33,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:33,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 953 states and 1456 transitions. [2019-11-20 05:18:33,655 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1456 transitions. [2019-11-20 05:18:33,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 05:18:33,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:18:33,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:33,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 959 states and 1466 transitions. [2019-11-20 05:18:33,791 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1466 transitions. [2019-11-20 05:18:33,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 05:18:33,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:33,877 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:18:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:33,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 961 states and 1468 transitions. [2019-11-20 05:18:33,901 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1468 transitions. [2019-11-20 05:18:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 05:18:33,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:18:34,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:34,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 967 states and 1478 transitions. [2019-11-20 05:18:34,033 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1478 transitions. [2019-11-20 05:18:34,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 05:18:34,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:34,147 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:18:34,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:34,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 969 states and 1480 transitions. [2019-11-20 05:18:34,172 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1480 transitions. [2019-11-20 05:18:34,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 05:18:34,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:34,266 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 05:18:34,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:34,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 975 states and 1493 transitions. [2019-11-20 05:18:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1493 transitions. [2019-11-20 05:18:34,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 05:18:34,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:34,467 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:18:35,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:35,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 975 states and 1492 transitions. [2019-11-20 05:18:35,373 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1492 transitions. [2019-11-20 05:18:35,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 05:18:35,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:35,502 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 05:18:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:35,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 981 states and 1501 transitions. [2019-11-20 05:18:35,575 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1501 transitions. [2019-11-20 05:18:35,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 05:18:35,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:35,809 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 05:18:35,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:35,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 986 states and 1508 transitions. [2019-11-20 05:18:35,856 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1508 transitions. [2019-11-20 05:18:35,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 05:18:35,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:35,978 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 05:18:36,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:36,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 992 states and 1516 transitions. [2019-11-20 05:18:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1516 transitions. [2019-11-20 05:18:36,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 05:18:36,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:36,140 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 05:18:36,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:36,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 998 states and 1525 transitions. [2019-11-20 05:18:36,204 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1525 transitions. [2019-11-20 05:18:36,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-11-20 05:18:36,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:36,329 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 05:18:36,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:36,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1004 states and 1534 transitions. [2019-11-20 05:18:36,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1534 transitions. [2019-11-20 05:18:36,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 05:18:36,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:36,507 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 05:18:36,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:36,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1010 states and 1543 transitions. [2019-11-20 05:18:36,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1543 transitions. [2019-11-20 05:18:36,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 05:18:36,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:36,704 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 05:18:36,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:36,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1016 states and 1552 transitions. [2019-11-20 05:18:36,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1552 transitions. [2019-11-20 05:18:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 05:18:36,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 05:18:42,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:42,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1020 states and 1556 transitions. [2019-11-20 05:18:42,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1556 transitions. [2019-11-20 05:18:42,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 05:18:42,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:45,871 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 05:18:45,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:45,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1021 states and 1558 transitions. [2019-11-20 05:18:45,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1558 transitions. [2019-11-20 05:18:45,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 05:18:45,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:46,053 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 05:18:47,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:47,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1021 states and 1557 transitions. [2019-11-20 05:18:47,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1557 transitions. [2019-11-20 05:18:47,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 05:18:47,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:47,397 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 05:18:48,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:48,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1021 states and 1556 transitions. [2019-11-20 05:18:48,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1556 transitions. [2019-11-20 05:18:48,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 05:18:48,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:48,263 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 05:18:49,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:49,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1021 states and 1555 transitions. [2019-11-20 05:18:49,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1555 transitions. [2019-11-20 05:18:49,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 05:18:49,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:49,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:49,203 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-20 05:18:51,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:51,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1029 states and 1568 transitions. [2019-11-20 05:18:51,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1568 transitions. [2019-11-20 05:18:51,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 05:18:51,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:51,340 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-20 05:18:53,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:53,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1037 states and 1581 transitions. [2019-11-20 05:18:53,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1581 transitions. [2019-11-20 05:18:53,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 05:18:53,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:53,370 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-20 05:18:55,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1045 states and 1594 transitions. [2019-11-20 05:18:55,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1594 transitions. [2019-11-20 05:18:55,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 05:18:55,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:55,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:56,032 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 05:18:56,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:56,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1050 states and 1601 transitions. [2019-11-20 05:18:56,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1601 transitions. [2019-11-20 05:18:56,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 05:18:56,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:56,206 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 05:18:56,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:56,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1055 states and 1608 transitions. [2019-11-20 05:18:56,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1608 transitions. [2019-11-20 05:18:56,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 05:18:56,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:56,376 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 05:18:56,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:18:56,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1060 states and 1615 transitions. [2019-11-20 05:18:56,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1615 transitions. [2019-11-20 05:18:56,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 05:18:56,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:18:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 05:19:01,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:01,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1064 states and 1622 transitions. [2019-11-20 05:19:01,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1622 transitions. [2019-11-20 05:19:01,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 05:19:01,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:03,455 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:19:06,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:06,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1069 states and 1630 transitions. [2019-11-20 05:19:06,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1630 transitions. [2019-11-20 05:19:06,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 05:19:06,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:07,942 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:19:10,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:10,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1058 states and 1614 transitions. [2019-11-20 05:19:10,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1614 transitions. [2019-11-20 05:19:10,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 05:19:10,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:10,536 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 05:19:10,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:10,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1064 states and 1627 transitions. [2019-11-20 05:19:10,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1627 transitions. [2019-11-20 05:19:10,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 05:19:10,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:10,897 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:10,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:10,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1070 states and 1637 transitions. [2019-11-20 05:19:10,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1637 transitions. [2019-11-20 05:19:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 05:19:10,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:11,152 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 05:19:11,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:11,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1076 states and 1650 transitions. [2019-11-20 05:19:11,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1650 transitions. [2019-11-20 05:19:11,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-20 05:19:11,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:11,398 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:11,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:11,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1082 states and 1660 transitions. [2019-11-20 05:19:11,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1660 transitions. [2019-11-20 05:19:11,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 05:19:11,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:11,668 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 05:19:11,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:11,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1088 states and 1673 transitions. [2019-11-20 05:19:11,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1673 transitions. [2019-11-20 05:19:11,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-11-20 05:19:11,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:11,909 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:11,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:11,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1094 states and 1683 transitions. [2019-11-20 05:19:11,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1683 transitions. [2019-11-20 05:19:11,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 05:19:11,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:12,170 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:12,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:12,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1096 states and 1685 transitions. [2019-11-20 05:19:12,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1685 transitions. [2019-11-20 05:19:12,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 05:19:12,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:12,396 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:12,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:12,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1098 states and 1687 transitions. [2019-11-20 05:19:12,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1687 transitions. [2019-11-20 05:19:12,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-11-20 05:19:12,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:12,625 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:12,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:12,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1100 states and 1689 transitions. [2019-11-20 05:19:12,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1689 transitions. [2019-11-20 05:19:12,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 05:19:12,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:12,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:12,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1105 states and 1696 transitions. [2019-11-20 05:19:12,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1696 transitions. [2019-11-20 05:19:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 05:19:12,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:13,140 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:13,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:13,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1110 states and 1703 transitions. [2019-11-20 05:19:13,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1703 transitions. [2019-11-20 05:19:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 05:19:13,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:13,405 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-20 05:19:13,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:13,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1116 states and 1711 transitions. [2019-11-20 05:19:13,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1711 transitions. [2019-11-20 05:19:13,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 05:19:13,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:13,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-20 05:19:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:13,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1122 states and 1719 transitions. [2019-11-20 05:19:13,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1719 transitions. [2019-11-20 05:19:13,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 05:19:13,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:13,851 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:13,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:13,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1127 states and 1726 transitions. [2019-11-20 05:19:13,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1726 transitions. [2019-11-20 05:19:13,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 05:19:13,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:13,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:14,090 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-20 05:19:14,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:14,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1133 states and 1734 transitions. [2019-11-20 05:19:14,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1734 transitions. [2019-11-20 05:19:14,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 05:19:14,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:14,392 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 05:19:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:14,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1137 states and 1740 transitions. [2019-11-20 05:19:14,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1740 transitions. [2019-11-20 05:19:14,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:19:14,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:14,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 05:19:14,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:14,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1141 states and 1746 transitions. [2019-11-20 05:19:14,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1746 transitions. [2019-11-20 05:19:14,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 05:19:14,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:14,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:14,965 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 05:19:15,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:15,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1145 states and 1752 transitions. [2019-11-20 05:19:15,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1752 transitions. [2019-11-20 05:19:15,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 05:19:15,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:15,224 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 05:19:15,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:15,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1145 states and 1751 transitions. [2019-11-20 05:19:15,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1751 transitions. [2019-11-20 05:19:15,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-20 05:19:15,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 05:19:16,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:16,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1169 states and 1788 transitions. [2019-11-20 05:19:16,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1788 transitions. [2019-11-20 05:19:16,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 05:19:16,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:16,664 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 05:19:16,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:16,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1170 states and 1790 transitions. [2019-11-20 05:19:16,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1790 transitions. [2019-11-20 05:19:16,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 05:19:16,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:16,937 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 05:19:18,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:18,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1194 states and 1827 transitions. [2019-11-20 05:19:18,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1827 transitions. [2019-11-20 05:19:18,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 05:19:18,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:18,243 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 05:19:18,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:18,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1195 states and 1829 transitions. [2019-11-20 05:19:18,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1829 transitions. [2019-11-20 05:19:18,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 05:19:18,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:18,451 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 05:19:19,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1219 states and 1866 transitions. [2019-11-20 05:19:19,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1866 transitions. [2019-11-20 05:19:19,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 05:19:19,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:19,609 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 05:19:19,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:19,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1220 states and 1866 transitions. [2019-11-20 05:19:19,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1866 transitions. [2019-11-20 05:19:19,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 05:19:19,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:19,819 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 05:19:19,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:19,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1221 states and 1868 transitions. [2019-11-20 05:19:19,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1868 transitions. [2019-11-20 05:19:19,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-20 05:19:19,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:19,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:20,021 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 05:19:20,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:20,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1222 states and 1868 transitions. [2019-11-20 05:19:20,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1868 transitions. [2019-11-20 05:19:20,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 05:19:20,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:20,240 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 05:19:20,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:20,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1223 states and 1868 transitions. [2019-11-20 05:19:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1868 transitions. [2019-11-20 05:19:20,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 05:19:20,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:20,462 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:22,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:22,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1228 states and 1876 transitions. [2019-11-20 05:19:22,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1876 transitions. [2019-11-20 05:19:22,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-11-20 05:19:22,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:22,362 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:24,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:24,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1231 states and 1879 transitions. [2019-11-20 05:19:24,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1879 transitions. [2019-11-20 05:19:24,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 05:19:24,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:24,270 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:26,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:26,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1236 states and 1887 transitions. [2019-11-20 05:19:26,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1887 transitions. [2019-11-20 05:19:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 05:19:26,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:26,306 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:28,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:28,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1239 states and 1890 transitions. [2019-11-20 05:19:28,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1890 transitions. [2019-11-20 05:19:28,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-11-20 05:19:28,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:28,290 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:30,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:30,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1244 states and 1898 transitions. [2019-11-20 05:19:30,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1898 transitions. [2019-11-20 05:19:30,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 05:19:30,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:19:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:19:30,479 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:19:32,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:19:32,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 469 states and 661 transitions. [2019-11-20 05:19:32,356 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 661 transitions. [2019-11-20 05:19:32,357 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:19:32,357 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 193 iterations. [2019-11-20 05:19:32,369 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 05:19:33,434 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 16 [2019-11-20 05:19:34,746 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,750 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,751 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,751 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,751 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,751 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,751 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,751 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,752 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2019-11-20 05:19:34,756 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,757 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,757 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,757 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,757 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,758 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,758 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,758 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,758 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,758 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,759 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,759 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,759 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,759 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,760 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,760 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,760 INFO L569 CodeCheckObserver]: Invariant with dag size 16 [2019-11-20 05:19:34,761 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,761 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,761 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,762 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,762 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,762 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,762 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,762 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,763 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,763 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,763 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,763 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-11-20 05:19:34,764 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,765 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,765 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,765 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,765 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,766 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,766 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,766 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,766 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,766 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,767 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,767 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,767 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,767 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,767 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:19:34,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:19:34 ImpRootNode [2019-11-20 05:19:34,768 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 05:19:34,768 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:19:34,769 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:19:34,769 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:19:34,769 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:17:16" (3/4) ... [2019-11-20 05:19:34,773 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:19:34,780 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2019-11-20 05:19:34,780 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_set_power_state [2019-11-20 05:19:34,780 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx8802_request_release [2019-11-20 05:19:34,781 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_empty [2019-11-20 05:19:34,781 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_enable_device [2019-11-20 05:19:34,781 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx88_sram_channel_dump [2019-11-20 05:19:34,781 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_add_tail [2019-11-20 05:19:34,781 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2019-11-20 05:19:34,782 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure INIT_LIST_HEAD [2019-11-20 05:19:34,782 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2019-11-20 05:19:34,782 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2019-11-20 05:19:34,782 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msecs_to_jiffies [2019-11-20 05:19:34,782 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2019-11-20 05:19:34,782 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure list_del [2019-11-20 05:19:34,783 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure do_cancel_buffers [2019-11-20 05:19:34,783 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx8802_restart_queue [2019-11-20 05:19:34,783 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2019-11-20 05:19:34,783 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_set_drvdata [2019-11-20 05:19:34,783 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx8802_start_dma [2019-11-20 05:19:34,783 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2019-11-20 05:19:34,784 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2019-11-20 05:19:34,784 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2019-11-20 05:19:34,784 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_lock_of_cx88_core [2019-11-20 05:19:34,784 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2019-11-20 05:19:34,784 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx88_core_put [2019-11-20 05:19:34,785 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2019-11-20 05:19:34,785 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure writel [2019-11-20 05:19:34,785 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_lock_of_cx88_core [2019-11-20 05:19:34,785 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2019-11-20 05:19:34,785 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx8802_stop_dma [2019-11-20 05:19:34,785 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2019-11-20 05:19:34,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mod_timer [2019-11-20 05:19:34,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2019-11-20 05:19:34,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_read_config_byte [2019-11-20 05:19:34,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2019-11-20 05:19:34,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx8802_request_acquire [2019-11-20 05:19:34,821 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 307 nodes and edges [2019-11-20 05:19:34,826 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 105 nodes and edges [2019-11-20 05:19:34,830 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2019-11-20 05:19:34,834 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-20 05:19:34,839 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-20 05:19:34,843 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:19:34,847 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 05:19:34,895 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == \result || \result + 1 <= 0) || !(ldv_mutex_lock_of_v4l2_ctrl_handler == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(1 == ldv_mutex_lock_of_cx88_core) [2019-11-20 05:19:35,191 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ae816165-262f-4570-ac2f-604eb8bafe8d/bin/ukojak/witness.graphml [2019-11-20 05:19:35,191 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:19:35,193 INFO L168 Benchmark]: Toolchain (without parser) took 155798.12 ms. Allocated memory was 1.0 GB in the beginning and 3.7 GB in the end (delta: 2.7 GB). Free memory was 939.4 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 917.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:35,193 INFO L168 Benchmark]: CDTParser took 1.09 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:19:35,194 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2506.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 939.4 MB in the beginning and 1.0 GB in the end (delta: -97.0 MB). Peak memory consumption was 102.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:35,194 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.62 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: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:35,195 INFO L168 Benchmark]: Boogie Preprocessor took 209.90 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: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:35,195 INFO L168 Benchmark]: RCFGBuilder took 13752.56 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 435.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -234.1 MB). Peak memory consumption was 349.3 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:35,196 INFO L168 Benchmark]: CodeCheck took 138678.11 ms. Allocated memory was 1.6 GB in the beginning and 3.7 GB in the end (delta: 2.1 GB). Free memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 523.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:35,196 INFO L168 Benchmark]: Witness Printer took 422.94 ms. Allocated memory is still 3.7 GB. Free memory was 2.8 GB in the beginning and 2.7 GB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:19:35,201 INFO L335 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, 410 locations, 1 error locations. Result: SAFE, OverallTime: 136.2s, OverallIterations: 193, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1876155996 SDtfs, -1986018452 SDslu, 1501570672 SDs, 0 SdLazy, -640787320 SolverSat, -1878736140 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1965.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 200518 GetRequests, 199872 SyntacticMatches, 190 SemanticMatches, 456 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99711 ImplicationChecksByTransitivity, 80.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.9s SsaConstructionTime, 15.3s SatisfiabilityAnalysisTime, 26.8s InterpolantComputationTime, 15489 NumberOfCodeBlocks, 15489 NumberOfCodeBlocksAsserted, 192 NumberOfCheckSat, 15297 ConstructedInterpolants, 0 QuantifiedInterpolants, 2905354 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 192 InterpolantComputations, 192 PerfectInterpolantSequences, 5264/5264 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 6310]: 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: 6038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6298]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4981]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5509]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6758]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5540]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5540]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6748]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_lock_of_cx88_core && ldv_s_cx8802_pci_driver_pci_driver == 0) && ldv_mutex_lock_of_v4l2_ctrl_handler == 1) && 1 == ldv_mutex_mutex_of_device) && 1 == ldv_mutex_vb_lock_of_videobuf_queue - InvariantResult [Line: 6761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5088]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5397]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6138]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5653]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5617]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4830]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5605]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6015]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5651]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5592]: Loop Invariant Derived loop invariant: (((0 == \result || \result + 1 <= 0) || !(ldv_mutex_lock_of_v4l2_ctrl_handler == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(1 == ldv_mutex_lock_of_cx88_core) - InvariantResult [Line: 5767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4947]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5399]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5052]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5066]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6047]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6026]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5981]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6902]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5987]: Loop Invariant Derived loop invariant: (((!(1 == ldv_mutex_mutex_of_device) || !(0 == err)) || !(1 == ldv_mutex_vb_lock_of_videobuf_queue)) || !(1 == ldv_mutex_lock_of_cx88_core)) || !(ldv_mutex_lock_of_v4l2_ctrl_handler == 1) - InvariantResult [Line: 5987]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6290]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5567]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6871]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5624]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4771]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5211]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5205]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5478]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5405]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2506.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.5 MB). Free memory was 939.4 MB in the beginning and 1.0 GB in the end (delta: -97.0 MB). Peak memory consumption was 102.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 216.62 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: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 209.90 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: 19.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 13752.56 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 435.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -234.1 MB). Peak memory consumption was 349.3 MB. Max. memory is 11.5 GB. * CodeCheck took 138678.11 ms. Allocated memory was 1.6 GB in the beginning and 3.7 GB in the end (delta: 2.1 GB). Free memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 523.1 MB. Max. memory is 11.5 GB. * Witness Printer took 422.94 ms. Allocated memory is still 3.7 GB. Free memory was 2.8 GB in the beginning and 2.7 GB in the end (delta: 73.1 MB). Peak memory consumption was 73.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...