./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f58255286f102e1ce9112b1891217991637e1804 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f58255286f102e1ce9112b1891217991637e1804 .................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:59:11,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:59:11,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:59:11,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:59:11,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:59:11,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:59:11,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:59:11,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:59:11,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:59:11,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:59:11,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:59:11,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:59:11,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:59:11,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:59:11,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:59:11,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:59:11,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:59:11,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:59:11,253 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:59:11,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:59:11,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:59:11,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:59:11,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:59:11,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:59:11,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:59:11,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:59:11,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:59:11,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:59:11,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:59:11,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:59:11,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:59:11,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:59:11,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:59:11,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:59:11,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:59:11,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:59:11,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:59:11,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:59:11,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:59:11,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:59:11,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:59:11,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 16:59:11,364 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:59:11,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:59:11,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:59:11,367 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:59:11,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:59:11,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:59:11,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:59:11,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:59:11,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:59:11,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:59:11,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:59:11,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:59:11,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:59:11,373 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:59:11,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:59:11,374 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:59:11,374 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:59:11,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:59:11,375 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:59:11,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:59:11,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:59:11,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:59:11,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:59:11,377 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:59:11,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:59:11,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:59:11,378 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:59:11,379 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58255286f102e1ce9112b1891217991637e1804 [2020-12-01 16:59:11,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:59:11,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:59:11,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:59:11,732 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:59:11,732 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:59:11,733 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-12-01 16:59:11,814 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/data/500830683/10915f659fc7426cb845b4ce68a5cff1/FLAG030e5e735 [2020-12-01 16:59:12,662 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:59:12,663 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-12-01 16:59:12,703 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/data/500830683/10915f659fc7426cb845b4ce68a5cff1/FLAG030e5e735 [2020-12-01 16:59:12,752 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/data/500830683/10915f659fc7426cb845b4ce68a5cff1 [2020-12-01 16:59:12,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:59:12,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:59:12,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:59:12,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:59:12,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:59:12,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:59:12" (1/1) ... [2020-12-01 16:59:12,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1293f1f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:12, skipping insertion in model container [2020-12-01 16:59:12,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:59:12" (1/1) ... [2020-12-01 16:59:12,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:59:12,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:59:13,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:59:14,018 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:59:14,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:59:14,494 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:59:14,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:14 WrapperNode [2020-12-01 16:59:14,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:59:14,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:59:14,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:59:14,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:59:14,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:14" (1/1) ... [2020-12-01 16:59:14,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:14" (1/1) ... [2020-12-01 16:59:14,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:59:14,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:59:14,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:59:14,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:59:14,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:14" (1/1) ... [2020-12-01 16:59:14,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:14" (1/1) ... [2020-12-01 16:59:14,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:14" (1/1) ... [2020-12-01 16:59:14,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:14" (1/1) ... [2020-12-01 16:59:14,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:14" (1/1) ... [2020-12-01 16:59:14,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:14" (1/1) ... [2020-12-01 16:59:14,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:14" (1/1) ... [2020-12-01 16:59:14,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:59:14,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:59:14,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:59:14,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:59:14,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:59:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/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 [2020-12-01 16:59:14,936 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-12-01 16:59:14,936 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-12-01 16:59:14,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-01 16:59:14,937 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2020-12-01 16:59:14,937 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2020-12-01 16:59:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-01 16:59:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 16:59:14,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-12-01 16:59:14,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-12-01 16:59:14,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:59:14,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-12-01 16:59:14,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-12-01 16:59:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_ipmi_data [2020-12-01 16:59:14,942 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_ipmi_data [2020-12-01 16:59:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2020-12-01 16:59:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2020-12-01 16:59:14,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-12-01 16:59:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-12-01 16:59:14,943 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-12-01 16:59:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-12-01 16:59:14,943 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-12-01 16:59:14,944 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-12-01 16:59:14,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:59:14,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-12-01 16:59:14,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-12-01 16:59:14,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-12-01 16:59:14,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-12-01 16:59:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 16:59:14,945 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 16:59:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure aem_delete [2020-12-01 16:59:14,946 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_delete [2020-12-01 16:59:14,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:59:14,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-12-01 16:59:14,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-12-01 16:59:14,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2020-12-01 16:59:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2020-12-01 16:59:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_get [2020-12-01 16:59:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_get [2020-12-01 16:59:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2020-12-01 16:59:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2020-12-01 16:59:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-12-01 16:59:14,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-12-01 16:59:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:59:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:59:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-12-01 16:59:14,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 16:59:14,949 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-12-01 16:59:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-12-01 16:59:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-12-01 16:59:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-12-01 16:59:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2020-12-01 16:59:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2020-12-01 16:59:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_6 [2020-12-01 16:59:14,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_6 [2020-12-01 16:59:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure aem_send_message [2020-12-01 16:59:14,951 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_send_message [2020-12-01 16:59:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2020-12-01 16:59:14,952 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2020-12-01 16:59:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_sensors [2020-12-01 16:59:14,952 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_sensors [2020-12-01 16:59:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-12-01 16:59:14,953 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-12-01 16:59:14,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:59:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 16:59:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_put [2020-12-01 16:59:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_put [2020-12-01 16:59:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-12-01 16:59:14,956 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-12-01 16:59:14,956 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-12-01 16:59:14,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-12-01 16:59:14,956 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-12-01 16:59:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-12-01 16:59:14,957 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-12-01 16:59:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-12-01 16:59:14,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:59:14,958 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2020-12-01 16:59:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2020-12-01 16:59:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-01 16:59:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-12-01 16:59:14,959 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-12-01 16:59:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:59:14,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:59:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure aem_remove_sensors [2020-12-01 16:59:14,974 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_remove_sensors [2020-12-01 16:59:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2020-12-01 16:59:14,975 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2020-12-01 16:59:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-12-01 16:59:14,975 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-12-01 16:59:15,811 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-12-01 16:59:24,123 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:59:24,123 INFO L298 CfgBuilder]: Removed 90 assume(true) statements. [2020-12-01 16:59:24,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:59:24 BoogieIcfgContainer [2020-12-01 16:59:24,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:59:24,131 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:59:24,132 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:59:24,145 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:59:24,145 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:59:24" (1/1) ... [2020-12-01 16:59:24,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:59:24,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:24,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 376 states and 511 transitions. [2020-12-01 16:59:24,256 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 511 transitions. [2020-12-01 16:59:24,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2020-12-01 16:59:24,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:25,402 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-12-01 16:59:25,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:25,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 381 states and 534 transitions. [2020-12-01 16:59:25,530 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 534 transitions. [2020-12-01 16:59:25,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-12-01 16:59:25,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:26,038 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2020-12-01 16:59:26,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 382 states and 535 transitions. [2020-12-01 16:59:26,082 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 535 transitions. [2020-12-01 16:59:26,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-12-01 16:59:26,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:26,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:26,477 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-12-01 16:59:26,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:26,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 386 states and 559 transitions. [2020-12-01 16:59:26,599 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 559 transitions. [2020-12-01 16:59:26,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-12-01 16:59:26,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:27,010 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-12-01 16:59:27,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 389 states and 578 transitions. [2020-12-01 16:59:27,268 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 578 transitions. [2020-12-01 16:59:27,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-12-01 16:59:27,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:27,585 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 16:59:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:27,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 392 states and 583 transitions. [2020-12-01 16:59:27,652 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 583 transitions. [2020-12-01 16:59:27,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-12-01 16:59:27,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:27,953 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 16:59:27,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 394 states and 586 transitions. [2020-12-01 16:59:27,981 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 586 transitions. [2020-12-01 16:59:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-12-01 16:59:27,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2020-12-01 16:59:28,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:28,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 395 states and 586 transitions. [2020-12-01 16:59:28,382 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 586 transitions. [2020-12-01 16:59:28,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-12-01 16:59:28,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:28,726 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-12-01 16:59:28,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:28,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 398 states and 591 transitions. [2020-12-01 16:59:28,766 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 591 transitions. [2020-12-01 16:59:28,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2020-12-01 16:59:28,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:29,044 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-12-01 16:59:29,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:29,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 397 states and 586 transitions. [2020-12-01 16:59:29,102 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 586 transitions. [2020-12-01 16:59:29,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-12-01 16:59:29,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:29,493 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-12-01 16:59:29,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:29,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 396 states and 581 transitions. [2020-12-01 16:59:29,551 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 581 transitions. [2020-12-01 16:59:29,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-12-01 16:59:29,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:29,836 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-12-01 16:59:30,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:30,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 402 states and 604 transitions. [2020-12-01 16:59:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 604 transitions. [2020-12-01 16:59:30,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-12-01 16:59:30,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:30,624 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 16:59:30,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:30,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 404 states and 607 transitions. [2020-12-01 16:59:30,717 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 607 transitions. [2020-12-01 16:59:30,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-12-01 16:59:30,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:31,036 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 16:59:31,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:31,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 405 states and 609 transitions. [2020-12-01 16:59:31,131 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 609 transitions. [2020-12-01 16:59:31,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-12-01 16:59:31,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:31,882 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 16:59:35,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 467 states and 759 transitions. [2020-12-01 16:59:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 759 transitions. [2020-12-01 16:59:35,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-12-01 16:59:35,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:35,537 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2020-12-01 16:59:36,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:36,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 472 states and 787 transitions. [2020-12-01 16:59:36,247 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 787 transitions. [2020-12-01 16:59:36,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-12-01 16:59:36,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:36,451 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 16:59:36,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:36,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 474 states and 789 transitions. [2020-12-01 16:59:36,498 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 789 transitions. [2020-12-01 16:59:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-12-01 16:59:36,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:36,801 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 16:59:37,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:37,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 477 states and 795 transitions. [2020-12-01 16:59:37,094 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 795 transitions. [2020-12-01 16:59:37,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-12-01 16:59:37,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:37,298 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 16:59:37,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:37,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 478 states and 795 transitions. [2020-12-01 16:59:37,328 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 795 transitions. [2020-12-01 16:59:37,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-12-01 16:59:37,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:37,805 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 16:59:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 479 states and 796 transitions. [2020-12-01 16:59:37,899 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 796 transitions. [2020-12-01 16:59:37,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-12-01 16:59:37,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:37,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:38,124 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 16:59:38,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:38,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 482 states and 804 transitions. [2020-12-01 16:59:38,528 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 804 transitions. [2020-12-01 16:59:38,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-12-01 16:59:38,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:38,858 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 16:59:39,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:39,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 484 states and 821 transitions. [2020-12-01 16:59:39,147 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 821 transitions. [2020-12-01 16:59:39,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-12-01 16:59:39,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:39,370 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 16:59:39,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:39,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 486 states and 823 transitions. [2020-12-01 16:59:39,403 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 823 transitions. [2020-12-01 16:59:39,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 16:59:39,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:39,682 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2020-12-01 16:59:39,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:39,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 487 states and 823 transitions. [2020-12-01 16:59:39,871 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 823 transitions. [2020-12-01 16:59:39,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-12-01 16:59:39,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:40,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:40,256 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2020-12-01 16:59:40,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:40,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 488 states and 823 transitions. [2020-12-01 16:59:40,344 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 823 transitions. [2020-12-01 16:59:40,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 16:59:40,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:40,788 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 16:59:40,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:40,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 491 states and 828 transitions. [2020-12-01 16:59:40,869 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 828 transitions. [2020-12-01 16:59:40,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-12-01 16:59:40,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:40,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:41,180 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2020-12-01 16:59:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:42,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 494 states and 845 transitions. [2020-12-01 16:59:42,065 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 845 transitions. [2020-12-01 16:59:42,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-12-01 16:59:42,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:42,354 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 16:59:42,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:42,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 495 states and 845 transitions. [2020-12-01 16:59:42,539 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 845 transitions. [2020-12-01 16:59:42,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-12-01 16:59:42,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:42,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:42,731 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2020-12-01 16:59:42,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:42,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 496 states and 845 transitions. [2020-12-01 16:59:42,772 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 845 transitions. [2020-12-01 16:59:42,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-12-01 16:59:42,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 16:59:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:43,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 497 states and 845 transitions. [2020-12-01 16:59:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 845 transitions. [2020-12-01 16:59:43,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2020-12-01 16:59:43,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:43,564 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2020-12-01 16:59:44,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:44,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 500 states and 865 transitions. [2020-12-01 16:59:44,755 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 865 transitions. [2020-12-01 16:59:44,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-12-01 16:59:44,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:45,094 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 16:59:45,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:45,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 502 states and 867 transitions. [2020-12-01 16:59:45,181 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 867 transitions. [2020-12-01 16:59:45,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2020-12-01 16:59:45,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:45,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:45,466 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 16:59:45,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:45,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 505 states and 871 transitions. [2020-12-01 16:59:45,661 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 871 transitions. [2020-12-01 16:59:45,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-12-01 16:59:45,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:46,119 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2020-12-01 16:59:47,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:47,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 510 states and 894 transitions. [2020-12-01 16:59:47,490 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 894 transitions. [2020-12-01 16:59:47,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-12-01 16:59:47,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:47,717 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2020-12-01 16:59:48,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 513 states and 913 transitions. [2020-12-01 16:59:48,449 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 913 transitions. [2020-12-01 16:59:48,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-12-01 16:59:48,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:48,770 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2020-12-01 16:59:48,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:48,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 515 states and 915 transitions. [2020-12-01 16:59:48,873 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 915 transitions. [2020-12-01 16:59:48,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-12-01 16:59:48,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:49,221 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 16:59:49,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:49,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 514 states and 901 transitions. [2020-12-01 16:59:49,396 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 901 transitions. [2020-12-01 16:59:49,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-12-01 16:59:49,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:50,000 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2020-12-01 16:59:52,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:52,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 530 states and 958 transitions. [2020-12-01 16:59:52,841 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 958 transitions. [2020-12-01 16:59:52,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-12-01 16:59:52,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:53,166 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2020-12-01 16:59:55,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 536 states and 983 transitions. [2020-12-01 16:59:55,118 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 983 transitions. [2020-12-01 16:59:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-12-01 16:59:55,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:55,522 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2020-12-01 16:59:55,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:55,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 537 states and 983 transitions. [2020-12-01 16:59:55,626 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 983 transitions. [2020-12-01 16:59:55,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-12-01 16:59:55,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:55,960 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 16:59:56,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 539 states and 985 transitions. [2020-12-01 16:59:56,039 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 985 transitions. [2020-12-01 16:59:56,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-12-01 16:59:56,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:56,349 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2020-12-01 16:59:57,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:57,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 546 states and 1016 transitions. [2020-12-01 16:59:57,933 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1016 transitions. [2020-12-01 16:59:57,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-12-01 16:59:57,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:58,226 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2020-12-01 16:59:58,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:58,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 548 states and 1018 transitions. [2020-12-01 16:59:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1018 transitions. [2020-12-01 16:59:58,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-12-01 16:59:58,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:59:58,846 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 16:59:59,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:59:59,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 556 states and 1048 transitions. [2020-12-01 16:59:59,846 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1048 transitions. [2020-12-01 16:59:59,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-12-01 16:59:59,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:59:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:00,202 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2020-12-01 17:00:00,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 557 states and 1049 transitions. [2020-12-01 17:00:00,332 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1049 transitions. [2020-12-01 17:00:00,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 17:00:00,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:00,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:00,741 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2020-12-01 17:00:02,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:02,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 565 states and 1079 transitions. [2020-12-01 17:00:02,641 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1079 transitions. [2020-12-01 17:00:02,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 17:00:02,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:02,833 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2020-12-01 17:00:04,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:04,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 571 states and 1104 transitions. [2020-12-01 17:00:04,561 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1104 transitions. [2020-12-01 17:00:04,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-12-01 17:00:04,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:04,922 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2020-12-01 17:00:05,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:05,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 573 states and 1112 transitions. [2020-12-01 17:00:05,074 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1112 transitions. [2020-12-01 17:00:05,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-12-01 17:00:05,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:05,355 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:00:05,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:05,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 574 states and 1112 transitions. [2020-12-01 17:00:05,397 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1112 transitions. [2020-12-01 17:00:05,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-12-01 17:00:05,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:05,834 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:06,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:06,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 573 states and 1091 transitions. [2020-12-01 17:00:06,035 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1091 transitions. [2020-12-01 17:00:06,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-12-01 17:00:06,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:06,329 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2020-12-01 17:00:06,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:06,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 575 states and 1095 transitions. [2020-12-01 17:00:06,408 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1095 transitions. [2020-12-01 17:00:06,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-12-01 17:00:06,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:06,595 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:00:06,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:06,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 576 states and 1095 transitions. [2020-12-01 17:00:06,832 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1095 transitions. [2020-12-01 17:00:06,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-12-01 17:00:06,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:07,266 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:00:07,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:07,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 577 states and 1097 transitions. [2020-12-01 17:00:07,491 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1097 transitions. [2020-12-01 17:00:07,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-12-01 17:00:07,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:07,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:07,683 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:00:09,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:09,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 582 states and 1108 transitions. [2020-12-01 17:00:09,539 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1108 transitions. [2020-12-01 17:00:09,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-12-01 17:00:09,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:09,739 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:00:10,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:10,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 585 states and 1114 transitions. [2020-12-01 17:00:10,625 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1114 transitions. [2020-12-01 17:00:10,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-12-01 17:00:10,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:10,820 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2020-12-01 17:00:11,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 587 states and 1116 transitions. [2020-12-01 17:00:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1116 transitions. [2020-12-01 17:00:11,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-12-01 17:00:11,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:11,431 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2020-12-01 17:00:12,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:12,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 590 states and 1132 transitions. [2020-12-01 17:00:12,373 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1132 transitions. [2020-12-01 17:00:12,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-12-01 17:00:12,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:12,755 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:12,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:12,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 589 states and 1110 transitions. [2020-12-01 17:00:12,991 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1110 transitions. [2020-12-01 17:00:12,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-12-01 17:00:12,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:13,469 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:00:14,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 590 states and 1111 transitions. [2020-12-01 17:00:14,096 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1111 transitions. [2020-12-01 17:00:14,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-12-01 17:00:14,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2020-12-01 17:00:14,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:14,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 592 states and 1113 transitions. [2020-12-01 17:00:14,324 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1113 transitions. [2020-12-01 17:00:14,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-12-01 17:00:14,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:14,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 17:00:16,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:16,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 597 states and 1137 transitions. [2020-12-01 17:00:16,224 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1137 transitions. [2020-12-01 17:00:16,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-12-01 17:00:16,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:16,586 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2020-12-01 17:00:16,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:16,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 599 states and 1140 transitions. [2020-12-01 17:00:16,675 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1140 transitions. [2020-12-01 17:00:16,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-12-01 17:00:16,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:00:17,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:17,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 604 states and 1154 transitions. [2020-12-01 17:00:17,914 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1154 transitions. [2020-12-01 17:00:17,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2020-12-01 17:00:17,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:18,100 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:00:19,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:19,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 608 states and 1171 transitions. [2020-12-01 17:00:19,500 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1171 transitions. [2020-12-01 17:00:19,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-12-01 17:00:19,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:19,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:19,871 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:19,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:19,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 609 states and 1172 transitions. [2020-12-01 17:00:19,964 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1172 transitions. [2020-12-01 17:00:19,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:19,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:20,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:20,277 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2020-12-01 17:00:21,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:21,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 645 states and 1230 transitions. [2020-12-01 17:00:21,942 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1230 transitions. [2020-12-01 17:00:21,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-12-01 17:00:21,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:22,131 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:22,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 647 states and 1232 transitions. [2020-12-01 17:00:22,165 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1232 transitions. [2020-12-01 17:00:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-12-01 17:00:22,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:00:24,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:24,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 654 states and 1255 transitions. [2020-12-01 17:00:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1255 transitions. [2020-12-01 17:00:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-12-01 17:00:24,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:24,366 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:00:25,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:25,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 657 states and 1261 transitions. [2020-12-01 17:00:25,026 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1261 transitions. [2020-12-01 17:00:25,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-12-01 17:00:25,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:25,196 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:00:25,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:25,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 659 states and 1263 transitions. [2020-12-01 17:00:25,446 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1263 transitions. [2020-12-01 17:00:25,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:25,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:25,714 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:26,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:26,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 664 states and 1276 transitions. [2020-12-01 17:00:26,874 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1276 transitions. [2020-12-01 17:00:26,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:26,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:27,041 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2020-12-01 17:00:28,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:28,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 669 states and 1293 transitions. [2020-12-01 17:00:28,560 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1293 transitions. [2020-12-01 17:00:28,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:28,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:28,724 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2020-12-01 17:00:28,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:28,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 670 states and 1293 transitions. [2020-12-01 17:00:28,744 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1293 transitions. [2020-12-01 17:00:28,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:28,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:28,936 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:28,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:28,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 672 states and 1295 transitions. [2020-12-01 17:00:28,967 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1295 transitions. [2020-12-01 17:00:28,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-12-01 17:00:28,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:29,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:00:30,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:30,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 677 states and 1306 transitions. [2020-12-01 17:00:30,559 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1306 transitions. [2020-12-01 17:00:30,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-12-01 17:00:30,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:30,820 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:00:31,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:31,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 678 states and 1306 transitions. [2020-12-01 17:00:31,357 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1306 transitions. [2020-12-01 17:00:31,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:31,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:31,526 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2020-12-01 17:00:33,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 685 states and 1325 transitions. [2020-12-01 17:00:33,224 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1325 transitions. [2020-12-01 17:00:33,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:33,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:33,426 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:34,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 689 states and 1332 transitions. [2020-12-01 17:00:34,128 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1332 transitions. [2020-12-01 17:00:34,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2020-12-01 17:00:34,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:34,428 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2020-12-01 17:00:35,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:35,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 696 states and 1352 transitions. [2020-12-01 17:00:35,486 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1352 transitions. [2020-12-01 17:00:35,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2020-12-01 17:00:35,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:35,823 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2020-12-01 17:00:36,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:36,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 698 states and 1354 transitions. [2020-12-01 17:00:36,321 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1354 transitions. [2020-12-01 17:00:36,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:36,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:36,465 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:36,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:36,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 700 states and 1357 transitions. [2020-12-01 17:00:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1357 transitions. [2020-12-01 17:00:36,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:36,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:37,121 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:00:38,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:38,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 705 states and 1368 transitions. [2020-12-01 17:00:38,229 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1368 transitions. [2020-12-01 17:00:38,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:38,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:38,409 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2020-12-01 17:00:39,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:39,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 707 states and 1370 transitions. [2020-12-01 17:00:39,094 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1370 transitions. [2020-12-01 17:00:39,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:39,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:39,440 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2020-12-01 17:00:41,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:41,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 713 states and 1393 transitions. [2020-12-01 17:00:41,858 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1393 transitions. [2020-12-01 17:00:41,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:41,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:41,989 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:00:44,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:44,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 719 states and 1421 transitions. [2020-12-01 17:00:44,399 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1421 transitions. [2020-12-01 17:00:44,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:44,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:44,631 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2020-12-01 17:00:44,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:44,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 724 states and 1434 transitions. [2020-12-01 17:00:44,792 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1434 transitions. [2020-12-01 17:00:44,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-12-01 17:00:44,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:44,961 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2020-12-01 17:00:45,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:45,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 726 states and 1439 transitions. [2020-12-01 17:00:45,635 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1439 transitions. [2020-12-01 17:00:45,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:45,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 391 trivial. 0 not checked. [2020-12-01 17:00:45,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:45,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 727 states and 1440 transitions. [2020-12-01 17:00:45,991 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1440 transitions. [2020-12-01 17:00:45,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:45,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:46,137 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:46,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 729 states and 1443 transitions. [2020-12-01 17:00:46,157 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1443 transitions. [2020-12-01 17:00:46,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:46,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:46,345 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:46,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:46,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 734 states and 1455 transitions. [2020-12-01 17:00:46,931 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1455 transitions. [2020-12-01 17:00:46,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:46,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:47,093 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 17:00:47,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:47,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 738 states and 1462 transitions. [2020-12-01 17:00:47,149 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1462 transitions. [2020-12-01 17:00:47,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:47,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:47,342 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:00:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:47,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 739 states and 1467 transitions. [2020-12-01 17:00:47,896 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1467 transitions. [2020-12-01 17:00:47,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:47,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:00:48,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:48,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 740 states and 1467 transitions. [2020-12-01 17:00:48,548 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1467 transitions. [2020-12-01 17:00:48,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-12-01 17:00:48,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:48,673 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:00:49,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:49,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 742 states and 1473 transitions. [2020-12-01 17:00:49,358 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1473 transitions. [2020-12-01 17:00:49,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:49,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:49,495 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:50,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:50,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 746 states and 1479 transitions. [2020-12-01 17:00:50,504 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1479 transitions. [2020-12-01 17:00:50,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:50,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:50,674 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:50,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:50,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 748 states and 1481 transitions. [2020-12-01 17:00:50,704 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1481 transitions. [2020-12-01 17:00:50,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:50,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:51,197 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:52,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:52,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 748 states and 1480 transitions. [2020-12-01 17:00:52,205 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1480 transitions. [2020-12-01 17:00:52,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:52,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:52,386 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 17:00:52,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:52,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 750 states and 1483 transitions. [2020-12-01 17:00:52,415 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1483 transitions. [2020-12-01 17:00:52,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:52,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:52,587 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2020-12-01 17:00:55,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:55,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 758 states and 1504 transitions. [2020-12-01 17:00:55,589 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1504 transitions. [2020-12-01 17:00:55,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-12-01 17:00:55,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:55,874 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2020-12-01 17:00:55,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:55,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 761 states and 1509 transitions. [2020-12-01 17:00:55,951 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1509 transitions. [2020-12-01 17:00:55,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:00:55,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:56,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:56,115 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:00:56,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:56,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 763 states and 1512 transitions. [2020-12-01 17:00:56,699 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1512 transitions. [2020-12-01 17:00:56,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-12-01 17:00:56,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:56,836 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 17:00:57,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:57,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 769 states and 1522 transitions. [2020-12-01 17:00:57,533 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1522 transitions. [2020-12-01 17:00:57,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-12-01 17:00:57,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:57,701 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:00:57,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:57,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 771 states and 1525 transitions. [2020-12-01 17:00:57,724 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1525 transitions. [2020-12-01 17:00:57,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-12-01 17:00:57,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:57,913 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 17:00:57,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:57,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 775 states and 1531 transitions. [2020-12-01 17:00:57,962 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1531 transitions. [2020-12-01 17:00:57,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-12-01 17:00:57,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:58,174 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:00:58,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:58,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 781 states and 1542 transitions. [2020-12-01 17:00:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1542 transitions. [2020-12-01 17:00:58,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-12-01 17:00:58,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:58,427 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:00:58,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:58,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 786 states and 1550 transitions. [2020-12-01 17:00:58,492 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1550 transitions. [2020-12-01 17:00:58,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-12-01 17:00:58,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:00:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:00:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 17:00:59,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:00:59,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 791 states and 1559 transitions. [2020-12-01 17:00:59,946 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1559 transitions. [2020-12-01 17:00:59,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-12-01 17:00:59,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:00,163 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2020-12-01 17:01:00,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 793 states and 1564 transitions. [2020-12-01 17:01:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1564 transitions. [2020-12-01 17:01:00,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-12-01 17:01:00,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:00,984 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2020-12-01 17:01:01,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:01,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 799 states and 1575 transitions. [2020-12-01 17:01:01,642 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1575 transitions. [2020-12-01 17:01:01,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-12-01 17:01:01,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:01,785 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 17:01:02,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:02,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 801 states and 1578 transitions. [2020-12-01 17:01:02,106 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1578 transitions. [2020-12-01 17:01:02,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-12-01 17:01:02,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:02,397 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2020-12-01 17:01:02,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:02,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 803 states and 1581 transitions. [2020-12-01 17:01:02,465 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1581 transitions. [2020-12-01 17:01:02,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-12-01 17:01:02,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:02,627 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:01:02,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:02,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 809 states and 1594 transitions. [2020-12-01 17:01:02,709 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1594 transitions. [2020-12-01 17:01:02,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-12-01 17:01:02,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:02,889 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2020-12-01 17:01:02,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 814 states and 1604 transitions. [2020-12-01 17:01:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1604 transitions. [2020-12-01 17:01:02,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2020-12-01 17:01:02,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 17:01:03,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:03,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 820 states and 1613 transitions. [2020-12-01 17:01:03,759 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1613 transitions. [2020-12-01 17:01:03,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-01 17:01:03,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:04,585 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2020-12-01 17:01:06,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:06,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 824 states and 1621 transitions. [2020-12-01 17:01:06,772 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1621 transitions. [2020-12-01 17:01:06,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-12-01 17:01:06,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:06,987 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:01:07,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 827 states and 1626 transitions. [2020-12-01 17:01:07,021 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1626 transitions. [2020-12-01 17:01:07,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-12-01 17:01:07,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:07,190 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:01:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 833 states and 1636 transitions. [2020-12-01 17:01:07,242 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1636 transitions. [2020-12-01 17:01:07,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-12-01 17:01:07,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:07,401 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 17:01:08,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:08,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 835 states and 1639 transitions. [2020-12-01 17:01:08,042 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1639 transitions. [2020-12-01 17:01:08,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-12-01 17:01:08,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:08,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:08,450 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:01:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:11,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 843 states and 1658 transitions. [2020-12-01 17:01:11,937 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1658 transitions. [2020-12-01 17:01:11,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-12-01 17:01:11,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:12,160 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-12-01 17:01:12,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:12,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 848 states and 1665 transitions. [2020-12-01 17:01:12,277 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1665 transitions. [2020-12-01 17:01:12,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-12-01 17:01:12,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:12,425 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 17:01:13,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:13,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 853 states and 1677 transitions. [2020-12-01 17:01:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1677 transitions. [2020-12-01 17:01:13,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-12-01 17:01:13,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:13,931 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2020-12-01 17:01:13,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:13,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 855 states and 1680 transitions. [2020-12-01 17:01:13,950 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1680 transitions. [2020-12-01 17:01:13,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-01 17:01:13,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:14,089 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2020-12-01 17:01:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:14,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 861 states and 1689 transitions. [2020-12-01 17:01:14,520 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1689 transitions. [2020-12-01 17:01:14,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-12-01 17:01:14,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 17:01:15,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 866 states and 1697 transitions. [2020-12-01 17:01:15,796 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1697 transitions. [2020-12-01 17:01:15,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-12-01 17:01:15,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:01:15,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:15,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 868 states and 1699 transitions. [2020-12-01 17:01:15,964 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1699 transitions. [2020-12-01 17:01:15,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2020-12-01 17:01:15,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:16,172 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:01:16,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:16,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 871 states and 1704 transitions. [2020-12-01 17:01:16,199 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1704 transitions. [2020-12-01 17:01:16,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2020-12-01 17:01:16,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:16,376 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:01:16,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 877 states and 1714 transitions. [2020-12-01 17:01:16,872 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1714 transitions. [2020-12-01 17:01:16,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2020-12-01 17:01:16,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:17,000 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 17:01:17,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:17,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 883 states and 1724 transitions. [2020-12-01 17:01:17,321 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1724 transitions. [2020-12-01 17:01:17,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2020-12-01 17:01:17,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:17,479 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2020-12-01 17:01:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:17,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 888 states and 1731 transitions. [2020-12-01 17:01:17,586 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1731 transitions. [2020-12-01 17:01:17,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2020-12-01 17:01:17,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:17,717 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2020-12-01 17:01:17,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:17,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 893 states and 1738 transitions. [2020-12-01 17:01:17,758 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1738 transitions. [2020-12-01 17:01:17,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-12-01 17:01:17,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:17,885 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:01:17,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:17,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 896 states and 1743 transitions. [2020-12-01 17:01:17,909 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1743 transitions. [2020-12-01 17:01:17,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-12-01 17:01:17,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:17,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:01:18,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:18,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 898 states and 1746 transitions. [2020-12-01 17:01:18,061 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1746 transitions. [2020-12-01 17:01:18,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2020-12-01 17:01:18,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:18,306 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 17:01:18,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:19,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 903 states and 1753 transitions. [2020-12-01 17:01:19,001 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1753 transitions. [2020-12-01 17:01:19,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-12-01 17:01:19,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:19,125 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2020-12-01 17:01:20,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:20,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 908 states and 1760 transitions. [2020-12-01 17:01:20,996 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1760 transitions. [2020-12-01 17:01:20,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-12-01 17:01:20,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:21,131 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:01:21,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 911 states and 1765 transitions. [2020-12-01 17:01:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1765 transitions. [2020-12-01 17:01:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-12-01 17:01:21,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:21,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:21,297 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 17:01:21,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:21,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 914 states and 1770 transitions. [2020-12-01 17:01:21,328 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1770 transitions. [2020-12-01 17:01:21,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-12-01 17:01:21,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:21,457 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:01:21,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:21,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 916 states and 1773 transitions. [2020-12-01 17:01:21,477 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1773 transitions. [2020-12-01 17:01:21,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-12-01 17:01:21,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:21,619 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 17:01:21,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:21,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 922 states and 1783 transitions. [2020-12-01 17:01:21,840 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1783 transitions. [2020-12-01 17:01:21,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-12-01 17:01:21,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:22,050 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2020-12-01 17:01:22,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:22,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 927 states and 1790 transitions. [2020-12-01 17:01:22,140 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1790 transitions. [2020-12-01 17:01:22,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-01 17:01:22,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:22,295 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:01:22,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:22,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 931 states and 1795 transitions. [2020-12-01 17:01:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1795 transitions. [2020-12-01 17:01:22,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-12-01 17:01:22,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:22,776 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 17:01:23,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:23,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 932 states and 1796 transitions. [2020-12-01 17:01:23,379 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1796 transitions. [2020-12-01 17:01:23,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2020-12-01 17:01:23,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:23,522 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-12-01 17:01:23,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:23,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 934 states and 1799 transitions. [2020-12-01 17:01:23,539 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1799 transitions. [2020-12-01 17:01:23,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-12-01 17:01:23,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:23,678 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:01:24,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:24,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 935 states and 1801 transitions. [2020-12-01 17:01:24,079 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1801 transitions. [2020-12-01 17:01:24,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2020-12-01 17:01:24,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:24,200 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2020-12-01 17:01:24,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:24,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 936 states and 1801 transitions. [2020-12-01 17:01:24,236 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1801 transitions. [2020-12-01 17:01:24,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-12-01 17:01:24,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:24,374 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:01:24,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:24,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 937 states and 1802 transitions. [2020-12-01 17:01:24,402 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1802 transitions. [2020-12-01 17:01:24,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-12-01 17:01:24,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:24,663 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:01:26,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:26,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 940 states and 1808 transitions. [2020-12-01 17:01:26,033 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1808 transitions. [2020-12-01 17:01:26,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-01 17:01:26,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:26,203 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 17:01:26,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:26,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 943 states and 1813 transitions. [2020-12-01 17:01:26,230 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1813 transitions. [2020-12-01 17:01:26,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-01 17:01:26,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 17:01:26,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:26,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 945 states and 1818 transitions. [2020-12-01 17:01:26,426 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1818 transitions. [2020-12-01 17:01:26,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-01 17:01:26,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:26,561 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 17:01:26,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:26,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 947 states and 1821 transitions. [2020-12-01 17:01:26,589 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1821 transitions. [2020-12-01 17:01:26,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-12-01 17:01:26,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:26,712 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:01:28,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:28,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 954 states and 1832 transitions. [2020-12-01 17:01:28,514 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1832 transitions. [2020-12-01 17:01:28,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-12-01 17:01:28,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:28,633 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 17:01:28,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:28,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 956 states and 1834 transitions. [2020-12-01 17:01:28,982 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1834 transitions. [2020-12-01 17:01:28,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 17:01:28,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:29,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:29,202 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 17:01:29,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:29,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 958 states and 1837 transitions. [2020-12-01 17:01:29,857 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1837 transitions. [2020-12-01 17:01:29,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-12-01 17:01:29,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:29,990 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:01:30,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:30,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 959 states and 1837 transitions. [2020-12-01 17:01:30,058 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1837 transitions. [2020-12-01 17:01:30,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 17:01:30,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 17:01:30,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:30,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 960 states and 1838 transitions. [2020-12-01 17:01:30,648 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1838 transitions. [2020-12-01 17:01:30,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-12-01 17:01:30,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:30,781 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:01:32,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:32,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 967 states and 1851 transitions. [2020-12-01 17:01:32,681 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1851 transitions. [2020-12-01 17:01:32,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-12-01 17:01:32,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:32,823 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2020-12-01 17:01:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:32,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 971 states and 1856 transitions. [2020-12-01 17:01:32,865 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1856 transitions. [2020-12-01 17:01:32,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 17:01:32,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:32,996 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:01:33,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:33,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 973 states and 1858 transitions. [2020-12-01 17:01:33,045 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1858 transitions. [2020-12-01 17:01:33,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-01 17:01:33,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:33,213 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2020-12-01 17:01:33,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:33,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 975 states and 1860 transitions. [2020-12-01 17:01:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1860 transitions. [2020-12-01 17:01:33,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-12-01 17:01:33,610 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:33,846 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-01 17:01:33,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:33,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 977 states and 1863 transitions. [2020-12-01 17:01:33,863 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1863 transitions. [2020-12-01 17:01:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-12-01 17:01:33,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:34,018 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:01:34,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:34,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 980 states and 1867 transitions. [2020-12-01 17:01:34,380 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1867 transitions. [2020-12-01 17:01:34,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2020-12-01 17:01:34,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2020-12-01 17:01:35,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:35,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 983 states and 1871 transitions. [2020-12-01 17:01:35,065 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1871 transitions. [2020-12-01 17:01:35,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-12-01 17:01:35,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:35,191 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:01:35,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:35,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 983 states and 1870 transitions. [2020-12-01 17:01:35,279 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1870 transitions. [2020-12-01 17:01:35,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2020-12-01 17:01:35,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2020-12-01 17:01:35,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:35,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 984 states and 1874 transitions. [2020-12-01 17:01:35,455 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1874 transitions. [2020-12-01 17:01:35,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-12-01 17:01:35,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:35,581 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:01:36,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:36,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 985 states and 1876 transitions. [2020-12-01 17:01:36,212 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1876 transitions. [2020-12-01 17:01:36,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-01 17:01:36,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:36,334 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:01:36,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:36,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 987 states and 1878 transitions. [2020-12-01 17:01:36,367 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1878 transitions. [2020-12-01 17:01:36,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-01 17:01:36,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:36,493 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 17:01:37,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:37,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 989 states and 1881 transitions. [2020-12-01 17:01:37,299 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1881 transitions. [2020-12-01 17:01:37,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-12-01 17:01:37,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:37,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:38,032 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2020-12-01 17:01:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:40,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 991 states and 1883 transitions. [2020-12-01 17:01:40,312 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1883 transitions. [2020-12-01 17:01:40,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-01 17:01:40,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:40,451 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2020-12-01 17:01:41,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:41,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 992 states and 1884 transitions. [2020-12-01 17:01:41,102 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1884 transitions. [2020-12-01 17:01:41,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-01 17:01:41,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:41,226 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2020-12-01 17:01:42,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:42,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 995 states and 1888 transitions. [2020-12-01 17:01:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1888 transitions. [2020-12-01 17:01:42,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-01 17:01:42,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:42,535 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2020-12-01 17:01:43,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:43,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 996 states and 1889 transitions. [2020-12-01 17:01:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1889 transitions. [2020-12-01 17:01:43,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-01 17:01:43,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:43,373 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 17:01:44,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:44,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 998 states and 1892 transitions. [2020-12-01 17:01:44,091 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1892 transitions. [2020-12-01 17:01:44,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-01 17:01:44,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:44,244 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2020-12-01 17:01:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:45,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1001 states and 1895 transitions. [2020-12-01 17:01:45,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1895 transitions. [2020-12-01 17:01:45,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-01 17:01:45,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:45,735 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 17:01:46,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:46,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1002 states and 1896 transitions. [2020-12-01 17:01:46,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1896 transitions. [2020-12-01 17:01:46,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-12-01 17:01:46,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:46,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:46,630 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 17:01:47,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:47,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1004 states and 1898 transitions. [2020-12-01 17:01:47,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1898 transitions. [2020-12-01 17:01:47,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-12-01 17:01:47,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:47,539 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2020-12-01 17:01:47,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:47,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1006 states and 1901 transitions. [2020-12-01 17:01:47,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1901 transitions. [2020-12-01 17:01:47,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-12-01 17:01:47,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:47,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:47,781 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:01:48,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:48,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1010 states and 1906 transitions. [2020-12-01 17:01:48,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1906 transitions. [2020-12-01 17:01:48,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-12-01 17:01:48,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:48,420 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2020-12-01 17:01:49,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:49,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1012 states and 1908 transitions. [2020-12-01 17:01:49,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1908 transitions. [2020-12-01 17:01:49,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-12-01 17:01:49,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:49,372 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2020-12-01 17:01:50,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:50,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1016 states and 1913 transitions. [2020-12-01 17:01:50,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1913 transitions. [2020-12-01 17:01:50,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-12-01 17:01:50,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:50,289 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:01:50,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:50,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1019 states and 1917 transitions. [2020-12-01 17:01:50,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1917 transitions. [2020-12-01 17:01:50,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-12-01 17:01:50,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:50,809 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2020-12-01 17:01:51,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:51,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1023 states and 1922 transitions. [2020-12-01 17:01:51,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1922 transitions. [2020-12-01 17:01:51,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-12-01 17:01:51,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:52,048 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:01:52,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:52,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1024 states and 1923 transitions. [2020-12-01 17:01:52,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1923 transitions. [2020-12-01 17:01:52,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-12-01 17:01:52,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:52,933 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2020-12-01 17:01:54,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:54,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1028 states and 1928 transitions. [2020-12-01 17:01:54,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1928 transitions. [2020-12-01 17:01:54,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-12-01 17:01:54,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:54,338 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:01:54,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:54,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1032 states and 1933 transitions. [2020-12-01 17:01:54,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1933 transitions. [2020-12-01 17:01:54,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-12-01 17:01:54,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:54,515 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:01:54,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:54,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1033 states and 1933 transitions. [2020-12-01 17:01:54,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1933 transitions. [2020-12-01 17:01:54,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-12-01 17:01:54,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:54,889 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:01:55,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 1035 states and 1937 transitions. [2020-12-01 17:01:55,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1937 transitions. [2020-12-01 17:01:55,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-12-01 17:01:55,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:55,142 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 17:01:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:01:56,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1038 states and 1955 transitions. [2020-12-01 17:01:56,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1955 transitions. [2020-12-01 17:01:56,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:01:56,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:01:56,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:01:57,857 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:02:00,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:00,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1050 states and 1985 transitions. [2020-12-01 17:02:00,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1985 transitions. [2020-12-01 17:02:00,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-12-01 17:02:00,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:00,975 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2020-12-01 17:02:02,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:02,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1054 states and 1989 transitions. [2020-12-01 17:02:02,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1989 transitions. [2020-12-01 17:02:02,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-12-01 17:02:02,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:02,277 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2020-12-01 17:02:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:02,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1056 states and 1991 transitions. [2020-12-01 17:02:02,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1991 transitions. [2020-12-01 17:02:02,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-12-01 17:02:02,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:02,553 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:02:02,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:02,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1059 states and 1993 transitions. [2020-12-01 17:02:02,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1993 transitions. [2020-12-01 17:02:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-12-01 17:02:02,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:03,163 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:02:04,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:04,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1063 states and 1998 transitions. [2020-12-01 17:02:04,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1998 transitions. [2020-12-01 17:02:04,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-12-01 17:02:04,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:04,217 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:02:04,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:04,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1067 states and 2003 transitions. [2020-12-01 17:02:04,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2003 transitions. [2020-12-01 17:02:04,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-01 17:02:04,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:04,388 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:05,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:05,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1071 states and 2008 transitions. [2020-12-01 17:02:05,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2008 transitions. [2020-12-01 17:02:05,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-01 17:02:05,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:05,478 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2020-12-01 17:02:06,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:06,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1073 states and 2020 transitions. [2020-12-01 17:02:06,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2020 transitions. [2020-12-01 17:02:06,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-01 17:02:06,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:06,398 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:07,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:07,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1077 states and 2025 transitions. [2020-12-01 17:02:07,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 2025 transitions. [2020-12-01 17:02:07,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-12-01 17:02:07,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:07,805 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2020-12-01 17:02:10,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:10,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 1083 states and 2046 transitions. [2020-12-01 17:02:10,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2046 transitions. [2020-12-01 17:02:10,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-01 17:02:10,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:11,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:11,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1087 states and 2051 transitions. [2020-12-01 17:02:11,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 2051 transitions. [2020-12-01 17:02:11,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-12-01 17:02:11,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:11,413 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2020-12-01 17:02:12,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:12,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1089 states and 2059 transitions. [2020-12-01 17:02:12,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2059 transitions. [2020-12-01 17:02:12,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-12-01 17:02:12,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:12,503 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 391 trivial. 0 not checked. [2020-12-01 17:02:12,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:12,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1089 states and 2058 transitions. [2020-12-01 17:02:12,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2058 transitions. [2020-12-01 17:02:12,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:12,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:13,100 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2020-12-01 17:02:14,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:14,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1091 states and 2076 transitions. [2020-12-01 17:02:14,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 2076 transitions. [2020-12-01 17:02:14,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:14,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:14,176 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:15,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:15,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1096 states and 2082 transitions. [2020-12-01 17:02:15,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2082 transitions. [2020-12-01 17:02:15,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:15,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:15,837 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:16,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:16,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1097 states and 2083 transitions. [2020-12-01 17:02:16,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2083 transitions. [2020-12-01 17:02:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2020-12-01 17:02:16,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:16,823 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:02:18,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:18,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1100 states and 2091 transitions. [2020-12-01 17:02:18,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2091 transitions. [2020-12-01 17:02:18,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:18,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:19,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:19,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1101 states and 2092 transitions. [2020-12-01 17:02:19,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 2092 transitions. [2020-12-01 17:02:19,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2020-12-01 17:02:19,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:19,709 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:20,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:20,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1102 states and 2092 transitions. [2020-12-01 17:02:20,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 2092 transitions. [2020-12-01 17:02:20,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:20,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:20,664 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:21,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1103 states and 2093 transitions. [2020-12-01 17:02:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 2093 transitions. [2020-12-01 17:02:21,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:21,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:21,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:21,559 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:22,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:22,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1108 states and 2099 transitions. [2020-12-01 17:02:22,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2099 transitions. [2020-12-01 17:02:22,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:22,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:22,138 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:22,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:22,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1109 states and 2100 transitions. [2020-12-01 17:02:22,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2100 transitions. [2020-12-01 17:02:22,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2020-12-01 17:02:22,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:22,843 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:02:23,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:23,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1111 states and 2109 transitions. [2020-12-01 17:02:23,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2109 transitions. [2020-12-01 17:02:23,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:23,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:23,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:23,913 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:02:24,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:24,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1115 states and 2114 transitions. [2020-12-01 17:02:24,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2114 transitions. [2020-12-01 17:02:24,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2020-12-01 17:02:24,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:02:25,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:25,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1117 states and 2124 transitions. [2020-12-01 17:02:25,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 2124 transitions. [2020-12-01 17:02:25,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:25,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:25,993 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:02:26,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:26,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1121 states and 2129 transitions. [2020-12-01 17:02:26,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2129 transitions. [2020-12-01 17:02:26,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-12-01 17:02:26,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:27,016 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:02:27,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:27,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1124 states and 2133 transitions. [2020-12-01 17:02:27,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2133 transitions. [2020-12-01 17:02:27,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:27,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:27,177 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2020-12-01 17:02:29,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:29,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1129 states and 2139 transitions. [2020-12-01 17:02:29,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2139 transitions. [2020-12-01 17:02:29,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2020-12-01 17:02:29,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:29,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:29,267 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2020-12-01 17:02:29,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:29,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1130 states and 2139 transitions. [2020-12-01 17:02:29,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2139 transitions. [2020-12-01 17:02:29,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-12-01 17:02:29,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:29,529 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2020-12-01 17:02:29,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:29,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1131 states and 2139 transitions. [2020-12-01 17:02:29,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 2139 transitions. [2020-12-01 17:02:29,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2020-12-01 17:02:29,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:29,690 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:02:30,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:30,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1134 states and 2141 transitions. [2020-12-01 17:02:30,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2141 transitions. [2020-12-01 17:02:30,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:30,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:30,279 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:30,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:30,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1140 states and 2149 transitions. [2020-12-01 17:02:30,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2149 transitions. [2020-12-01 17:02:30,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2020-12-01 17:02:30,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:30,461 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2020-12-01 17:02:32,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:32,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1145 states and 2155 transitions. [2020-12-01 17:02:32,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2155 transitions. [2020-12-01 17:02:32,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-12-01 17:02:32,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:32,216 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2020-12-01 17:02:35,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:35,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1149 states and 2162 transitions. [2020-12-01 17:02:35,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2162 transitions. [2020-12-01 17:02:35,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2020-12-01 17:02:35,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:35,307 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2020-12-01 17:02:36,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:36,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1154 states and 2168 transitions. [2020-12-01 17:02:36,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2168 transitions. [2020-12-01 17:02:36,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-01 17:02:36,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:38,015 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:02:42,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:42,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1158 states and 2175 transitions. [2020-12-01 17:02:42,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2175 transitions. [2020-12-01 17:02:42,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-12-01 17:02:42,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:43,130 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2020-12-01 17:02:43,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:43,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1161 states and 2179 transitions. [2020-12-01 17:02:43,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2179 transitions. [2020-12-01 17:02:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2020-12-01 17:02:43,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:43,808 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:44,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:44,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1161 states and 2178 transitions. [2020-12-01 17:02:44,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2178 transitions. [2020-12-01 17:02:44,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-12-01 17:02:44,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:44,567 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2020-12-01 17:02:45,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:45,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1162 states and 2179 transitions. [2020-12-01 17:02:45,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2179 transitions. [2020-12-01 17:02:45,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2020-12-01 17:02:45,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:45,764 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2020-12-01 17:02:45,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:45,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1164 states and 2181 transitions. [2020-12-01 17:02:45,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2181 transitions. [2020-12-01 17:02:45,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-12-01 17:02:45,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:45,961 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2020-12-01 17:02:45,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:45,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1167 states and 2185 transitions. [2020-12-01 17:02:45,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2185 transitions. [2020-12-01 17:02:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2020-12-01 17:02:45,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:46,136 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:46,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:46,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1166 states and 2182 transitions. [2020-12-01 17:02:46,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2182 transitions. [2020-12-01 17:02:46,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-12-01 17:02:46,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:46,726 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:02:46,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:46,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1167 states and 2182 transitions. [2020-12-01 17:02:46,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2182 transitions. [2020-12-01 17:02:46,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-12-01 17:02:46,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:47,107 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2020-12-01 17:02:48,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:48,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1168 states and 2183 transitions. [2020-12-01 17:02:48,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 2183 transitions. [2020-12-01 17:02:48,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2020-12-01 17:02:48,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:48,408 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2020-12-01 17:02:48,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:48,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1173 states and 2195 transitions. [2020-12-01 17:02:48,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2195 transitions. [2020-12-01 17:02:48,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2020-12-01 17:02:48,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:48,752 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:02:48,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:48,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1173 states and 2193 transitions. [2020-12-01 17:02:48,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2193 transitions. [2020-12-01 17:02:48,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-12-01 17:02:48,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:49,002 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:02:51,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:51,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1177 states and 2199 transitions. [2020-12-01 17:02:51,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2199 transitions. [2020-12-01 17:02:51,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2020-12-01 17:02:51,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:51,385 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:51,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:51,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1183 states and 2207 transitions. [2020-12-01 17:02:51,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2207 transitions. [2020-12-01 17:02:51,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-01 17:02:51,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:51,738 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:02:51,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:51,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1188 states and 2219 transitions. [2020-12-01 17:02:51,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 2219 transitions. [2020-12-01 17:02:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-01 17:02:51,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:52,206 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2020-12-01 17:02:52,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:52,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 1189 states and 2222 transitions. [2020-12-01 17:02:52,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 2222 transitions. [2020-12-01 17:02:52,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-01 17:02:52,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:52,461 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 391 trivial. 0 not checked. [2020-12-01 17:02:52,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:52,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1191 states and 2224 transitions. [2020-12-01 17:02:52,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 2224 transitions. [2020-12-01 17:02:52,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-01 17:02:52,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 391 trivial. 0 not checked. [2020-12-01 17:02:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:52,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1193 states and 2226 transitions. [2020-12-01 17:02:52,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2226 transitions. [2020-12-01 17:02:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:52,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:52,801 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:02:52,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:52,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1196 states and 2229 transitions. [2020-12-01 17:02:52,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2229 transitions. [2020-12-01 17:02:52,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-01 17:02:52,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:53,092 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2020-12-01 17:02:54,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:54,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1198 states and 2241 transitions. [2020-12-01 17:02:54,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2241 transitions. [2020-12-01 17:02:54,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-12-01 17:02:54,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:55,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:55,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1204 states and 2249 transitions. [2020-12-01 17:02:55,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2249 transitions. [2020-12-01 17:02:55,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:02:55,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 17:02:55,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:55,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1206 states and 2251 transitions. [2020-12-01 17:02:55,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2251 transitions. [2020-12-01 17:02:55,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-12-01 17:02:55,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:55,587 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:02:55,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:55,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1211 states and 2257 transitions. [2020-12-01 17:02:55,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2257 transitions. [2020-12-01 17:02:55,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-12-01 17:02:55,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:55,892 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2020-12-01 17:02:55,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:56,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1214 states and 2260 transitions. [2020-12-01 17:02:56,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2260 transitions. [2020-12-01 17:02:56,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-12-01 17:02:56,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2020-12-01 17:02:57,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:57,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1218 states and 2265 transitions. [2020-12-01 17:02:57,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 2265 transitions. [2020-12-01 17:02:57,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2020-12-01 17:02:57,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:57,237 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2020-12-01 17:02:57,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:57,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1219 states and 2265 transitions. [2020-12-01 17:02:57,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 2265 transitions. [2020-12-01 17:02:57,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-12-01 17:02:57,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:58,061 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2020-12-01 17:02:59,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:59,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1222 states and 2268 transitions. [2020-12-01 17:02:59,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2268 transitions. [2020-12-01 17:02:59,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2020-12-01 17:02:59,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:59,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:59,419 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 17:02:59,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:59,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1224 states and 2270 transitions. [2020-12-01 17:02:59,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2270 transitions. [2020-12-01 17:02:59,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2020-12-01 17:02:59,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:59,594 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 17:02:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:59,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1226 states and 2272 transitions. [2020-12-01 17:02:59,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2272 transitions. [2020-12-01 17:02:59,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-12-01 17:02:59,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:59,777 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:02:59,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:02:59,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1232 states and 2280 transitions. [2020-12-01 17:02:59,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2280 transitions. [2020-12-01 17:02:59,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-12-01 17:02:59,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:02:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:02:59,958 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2020-12-01 17:03:00,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:00,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 1234 states and 2291 transitions. [2020-12-01 17:03:00,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2291 transitions. [2020-12-01 17:03:00,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-12-01 17:03:00,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:01,048 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2020-12-01 17:03:01,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:01,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 1240 states and 2299 transitions. [2020-12-01 17:03:01,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 2299 transitions. [2020-12-01 17:03:01,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-12-01 17:03:01,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:01,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:01,241 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2020-12-01 17:03:01,627 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2020-12-01 17:03:04,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:04,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1244 states and 2309 transitions. [2020-12-01 17:03:04,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2309 transitions. [2020-12-01 17:03:04,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-12-01 17:03:04,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:04,180 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2020-12-01 17:03:06,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:06,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1250 states and 2317 transitions. [2020-12-01 17:03:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2317 transitions. [2020-12-01 17:03:06,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-12-01 17:03:06,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:06,503 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:03:06,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:06,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1250 states and 2315 transitions. [2020-12-01 17:03:06,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2315 transitions. [2020-12-01 17:03:06,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-12-01 17:03:06,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:06,749 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2020-12-01 17:03:08,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:08,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1256 states and 2323 transitions. [2020-12-01 17:03:08,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2323 transitions. [2020-12-01 17:03:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-12-01 17:03:08,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:08,373 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2020-12-01 17:03:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:08,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1262 states and 2331 transitions. [2020-12-01 17:03:08,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 2331 transitions. [2020-12-01 17:03:08,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-12-01 17:03:08,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:09,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:09,709 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 391 trivial. 0 not checked. [2020-12-01 17:03:11,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:11,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 1264 states and 2334 transitions. [2020-12-01 17:03:11,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 2334 transitions. [2020-12-01 17:03:11,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2020-12-01 17:03:11,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:11,743 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2020-12-01 17:03:13,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:13,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1267 states and 2339 transitions. [2020-12-01 17:03:13,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2339 transitions. [2020-12-01 17:03:13,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2020-12-01 17:03:13,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:13,960 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2020-12-01 17:03:13,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:13,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1267 states and 2338 transitions. [2020-12-01 17:03:13,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2338 transitions. [2020-12-01 17:03:13,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2020-12-01 17:03:13,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:14,156 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2020-12-01 17:03:15,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:15,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 1268 states and 2340 transitions. [2020-12-01 17:03:15,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2340 transitions. [2020-12-01 17:03:15,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-01 17:03:15,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:15,678 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2020-12-01 17:03:16,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:16,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1273 states and 2346 transitions. [2020-12-01 17:03:16,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2346 transitions. [2020-12-01 17:03:16,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-12-01 17:03:16,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:16,428 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:03:16,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:16,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1274 states and 2348 transitions. [2020-12-01 17:03:16,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 2348 transitions. [2020-12-01 17:03:16,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2020-12-01 17:03:16,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:17,461 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:03:21,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 1278 states and 2350 transitions. [2020-12-01 17:03:21,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2350 transitions. [2020-12-01 17:03:21,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:03:21,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:21,301 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2020-12-01 17:03:21,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:21,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 1293 states and 2376 transitions. [2020-12-01 17:03:21,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 2376 transitions. [2020-12-01 17:03:21,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:03:21,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:21,550 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2020-12-01 17:03:24,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:24,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1297 states and 2386 transitions. [2020-12-01 17:03:24,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 2386 transitions. [2020-12-01 17:03:24,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:03:24,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:24,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:24,186 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2020-12-01 17:03:24,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:24,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1302 states and 2392 transitions. [2020-12-01 17:03:24,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2392 transitions. [2020-12-01 17:03:24,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2020-12-01 17:03:24,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:24,399 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2020-12-01 17:03:24,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:24,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 1304 states and 2394 transitions. [2020-12-01 17:03:24,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2394 transitions. [2020-12-01 17:03:24,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2020-12-01 17:03:24,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:24,595 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2020-12-01 17:03:28,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:28,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 1310 states and 2403 transitions. [2020-12-01 17:03:28,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2403 transitions. [2020-12-01 17:03:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2020-12-01 17:03:28,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:28,424 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2020-12-01 17:03:29,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:29,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 1311 states and 2404 transitions. [2020-12-01 17:03:29,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 2404 transitions. [2020-12-01 17:03:29,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2020-12-01 17:03:29,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:29,806 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2020-12-01 17:03:31,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:31,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1314 states and 2407 transitions. [2020-12-01 17:03:31,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2407 transitions. [2020-12-01 17:03:31,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-12-01 17:03:31,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:31,207 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2020-12-01 17:03:31,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:31,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1329 states and 2433 transitions. [2020-12-01 17:03:31,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 2433 transitions. [2020-12-01 17:03:31,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-12-01 17:03:31,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:31,648 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2020-12-01 17:03:33,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:33,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 1332 states and 2450 transitions. [2020-12-01 17:03:33,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 2450 transitions. [2020-12-01 17:03:33,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-12-01 17:03:33,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:33,770 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:03:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:33,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 1334 states and 2452 transitions. [2020-12-01 17:03:33,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2452 transitions. [2020-12-01 17:03:33,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-12-01 17:03:33,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:33,966 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2020-12-01 17:03:35,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:35,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 1336 states and 2460 transitions. [2020-12-01 17:03:35,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2460 transitions. [2020-12-01 17:03:35,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-12-01 17:03:35,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:35,342 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2020-12-01 17:03:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:35,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 1342 states and 2468 transitions. [2020-12-01 17:03:35,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 2468 transitions. [2020-12-01 17:03:35,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-12-01 17:03:35,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:35,556 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2020-12-01 17:03:37,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:37,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 1348 states and 2477 transitions. [2020-12-01 17:03:37,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 2477 transitions. [2020-12-01 17:03:37,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-12-01 17:03:37,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:37,456 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2020-12-01 17:03:39,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 1351 states and 2488 transitions. [2020-12-01 17:03:39,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2488 transitions. [2020-12-01 17:03:39,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2020-12-01 17:03:39,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:40,102 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2020-12-01 17:03:40,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:40,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 1353 states and 2490 transitions. [2020-12-01 17:03:40,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 2490 transitions. [2020-12-01 17:03:40,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:03:40,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:40,308 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2020-12-01 17:03:40,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:40,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 1368 states and 2516 transitions. [2020-12-01 17:03:40,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 2516 transitions. [2020-12-01 17:03:40,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-12-01 17:03:40,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:40,562 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2020-12-01 17:03:40,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 1374 states and 2524 transitions. [2020-12-01 17:03:40,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2524 transitions. [2020-12-01 17:03:40,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:03:40,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:40,761 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2020-12-01 17:03:41,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:41,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 1374 states and 2523 transitions. [2020-12-01 17:03:41,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 2523 transitions. [2020-12-01 17:03:41,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:03:41,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:42,084 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:03:42,500 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2020-12-01 17:03:43,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:43,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 1376 states and 2529 transitions. [2020-12-01 17:03:43,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 2529 transitions. [2020-12-01 17:03:43,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:03:43,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:43,524 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2020-12-01 17:03:44,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:44,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 1378 states and 2538 transitions. [2020-12-01 17:03:44,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2538 transitions. [2020-12-01 17:03:44,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:03:44,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:44,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2020-12-01 17:03:46,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:46,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 1380 states and 2547 transitions. [2020-12-01 17:03:46,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2547 transitions. [2020-12-01 17:03:46,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:03:46,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:46,231 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2020-12-01 17:03:47,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:47,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 1383 states and 2551 transitions. [2020-12-01 17:03:47,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 2551 transitions. [2020-12-01 17:03:47,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:03:47,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:47,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:47,828 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2020-12-01 17:03:49,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:49,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 1384 states and 2552 transitions. [2020-12-01 17:03:49,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2552 transitions. [2020-12-01 17:03:49,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-12-01 17:03:49,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:49,240 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2020-12-01 17:03:50,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:50,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 1388 states and 2557 transitions. [2020-12-01 17:03:50,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 2557 transitions. [2020-12-01 17:03:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-12-01 17:03:50,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:50,950 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2020-12-01 17:03:51,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:51,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 1390 states and 2559 transitions. [2020-12-01 17:03:51,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 2559 transitions. [2020-12-01 17:03:51,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2020-12-01 17:03:51,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:51,212 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2020-12-01 17:03:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:51,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 1405 states and 2585 transitions. [2020-12-01 17:03:51,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2585 transitions. [2020-12-01 17:03:51,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2020-12-01 17:03:51,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 17:03:51,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 1420 states and 2611 transitions. [2020-12-01 17:03:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2611 transitions. [2020-12-01 17:03:51,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2020-12-01 17:03:51,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:51,882 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2020-12-01 17:03:51,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:51,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 1422 states and 2613 transitions. [2020-12-01 17:03:51,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2613 transitions. [2020-12-01 17:03:51,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2020-12-01 17:03:51,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:52,079 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2020-12-01 17:03:52,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:52,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 1422 states and 2610 transitions. [2020-12-01 17:03:52,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2610 transitions. [2020-12-01 17:03:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2020-12-01 17:03:52,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:52,254 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2020-12-01 17:03:54,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:03:54,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 1426 states and 2623 transitions. [2020-12-01 17:03:54,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2623 transitions. [2020-12-01 17:03:54,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2020-12-01 17:03:54,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:03:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:03:56,968 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:04:03,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:03,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 1430 states and 2631 transitions. [2020-12-01 17:04:03,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2631 transitions. [2020-12-01 17:04:03,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:03,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:08,764 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:10,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:10,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 1430 states and 2631 transitions. [2020-12-01 17:04:10,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2631 transitions. [2020-12-01 17:04:10,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:10,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:13,036 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:13,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:13,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 1430 states and 2631 transitions. [2020-12-01 17:04:13,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2631 transitions. [2020-12-01 17:04:13,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-01 17:04:13,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:13,237 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2020-12-01 17:04:15,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:15,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 1433 states and 2644 transitions. [2020-12-01 17:04:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 2644 transitions. [2020-12-01 17:04:15,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-01 17:04:15,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:16,069 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:04:16,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:16,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 1438 states and 2650 transitions. [2020-12-01 17:04:16,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2650 transitions. [2020-12-01 17:04:16,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-01 17:04:16,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:16,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:16,270 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2020-12-01 17:04:17,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:17,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 1439 states and 2650 transitions. [2020-12-01 17:04:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 2650 transitions. [2020-12-01 17:04:17,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-01 17:04:17,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:17,576 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:04:17,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:17,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 1444 states and 2656 transitions. [2020-12-01 17:04:17,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 2656 transitions. [2020-12-01 17:04:17,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-01 17:04:17,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:17,775 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2020-12-01 17:04:17,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:17,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 1445 states and 2658 transitions. [2020-12-01 17:04:17,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 2658 transitions. [2020-12-01 17:04:17,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-01 17:04:17,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:18,078 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2020-12-01 17:04:18,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:18,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 1447 states and 2660 transitions. [2020-12-01 17:04:18,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2660 transitions. [2020-12-01 17:04:18,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-01 17:04:18,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:18,283 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2020-12-01 17:04:19,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:19,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 1450 states and 2663 transitions. [2020-12-01 17:04:19,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2663 transitions. [2020-12-01 17:04:19,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2020-12-01 17:04:19,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:19,682 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 17:04:19,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:19,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 1465 states and 2689 transitions. [2020-12-01 17:04:19,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 2689 transitions. [2020-12-01 17:04:19,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-12-01 17:04:19,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:19,940 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2020-12-01 17:04:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:20,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1471 states and 2697 transitions. [2020-12-01 17:04:20,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2697 transitions. [2020-12-01 17:04:20,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2020-12-01 17:04:20,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:20,135 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2020-12-01 17:04:21,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:21,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1472 states and 2697 transitions. [2020-12-01 17:04:21,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2697 transitions. [2020-12-01 17:04:21,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:21,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:23,610 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:23,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:23,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1472 states and 2697 transitions. [2020-12-01 17:04:23,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2697 transitions. [2020-12-01 17:04:23,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:23,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:25,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:25,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1472 states and 2697 transitions. [2020-12-01 17:04:25,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2697 transitions. [2020-12-01 17:04:25,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:25,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:28,043 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:28,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:28,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1472 states and 2697 transitions. [2020-12-01 17:04:28,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2697 transitions. [2020-12-01 17:04:28,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:28,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:30,091 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:30,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:30,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1472 states and 2697 transitions. [2020-12-01 17:04:30,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2697 transitions. [2020-12-01 17:04:30,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:30,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:32,178 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:32,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:32,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1472 states and 2697 transitions. [2020-12-01 17:04:32,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2697 transitions. [2020-12-01 17:04:32,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:32,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:34,008 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:34,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:34,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1472 states and 2697 transitions. [2020-12-01 17:04:34,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2697 transitions. [2020-12-01 17:04:34,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:34,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:36,220 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:36,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1472 states and 2697 transitions. [2020-12-01 17:04:36,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 2697 transitions. [2020-12-01 17:04:36,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2020-12-01 17:04:36,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:36,373 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2020-12-01 17:04:37,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:37,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 1475 states and 2700 transitions. [2020-12-01 17:04:37,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2700 transitions. [2020-12-01 17:04:37,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2020-12-01 17:04:37,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:37,690 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2020-12-01 17:04:39,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:39,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2759 states to 1479 states and 2706 transitions. [2020-12-01 17:04:39,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2706 transitions. [2020-12-01 17:04:39,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2020-12-01 17:04:39,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:40,232 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2020-12-01 17:04:40,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:40,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 1481 states and 2708 transitions. [2020-12-01 17:04:40,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 2708 transitions. [2020-12-01 17:04:40,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-12-01 17:04:40,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:40,419 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2020-12-01 17:04:40,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:40,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1483 states and 2710 transitions. [2020-12-01 17:04:40,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2710 transitions. [2020-12-01 17:04:40,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-12-01 17:04:40,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:40,598 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:04:41,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1489 states and 2719 transitions. [2020-12-01 17:04:41,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 2719 transitions. [2020-12-01 17:04:41,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-12-01 17:04:41,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:41,954 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:04:43,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:43,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 1495 states and 2727 transitions. [2020-12-01 17:04:43,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2727 transitions. [2020-12-01 17:04:43,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:43,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:45,020 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:45,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:45,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 1495 states and 2727 transitions. [2020-12-01 17:04:45,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2727 transitions. [2020-12-01 17:04:45,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:45,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:46,768 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:46,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:46,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 1495 states and 2727 transitions. [2020-12-01 17:04:46,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2727 transitions. [2020-12-01 17:04:46,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:46,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:48,613 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:48,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:48,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 1495 states and 2727 transitions. [2020-12-01 17:04:48,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2727 transitions. [2020-12-01 17:04:48,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-12-01 17:04:48,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:50,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:50,350 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2020-12-01 17:04:50,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:50,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 1495 states and 2727 transitions. [2020-12-01 17:04:50,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2727 transitions. [2020-12-01 17:04:50,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-12-01 17:04:50,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:51,855 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2020-12-01 17:04:56,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:56,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 1497 states and 2729 transitions. [2020-12-01 17:04:56,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2729 transitions. [2020-12-01 17:04:56,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-12-01 17:04:56,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2020-12-01 17:04:58,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 1501 states and 2734 transitions. [2020-12-01 17:04:58,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2734 transitions. [2020-12-01 17:04:58,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-12-01 17:04:58,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:58,193 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2020-12-01 17:04:59,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:59,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 1503 states and 2743 transitions. [2020-12-01 17:04:59,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 2743 transitions. [2020-12-01 17:04:59,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-12-01 17:04:59,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:59,703 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2020-12-01 17:04:59,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:59,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 1505 states and 2745 transitions. [2020-12-01 17:04:59,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 2745 transitions. [2020-12-01 17:04:59,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-12-01 17:04:59,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:04:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2020-12-01 17:04:59,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:04:59,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 1507 states and 2747 transitions. [2020-12-01 17:04:59,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2747 transitions. [2020-12-01 17:04:59,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-12-01 17:04:59,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:04:59,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:00,073 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2020-12-01 17:05:00,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:00,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 1508 states and 2749 transitions. [2020-12-01 17:05:00,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 2749 transitions. [2020-12-01 17:05:00,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-12-01 17:05:00,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:01,002 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2020-12-01 17:05:02,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:02,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 1511 states and 2752 transitions. [2020-12-01 17:05:02,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 2752 transitions. [2020-12-01 17:05:02,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2020-12-01 17:05:02,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:02,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:02,705 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2020-12-01 17:05:06,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 1516 states and 2761 transitions. [2020-12-01 17:05:06,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2761 transitions. [2020-12-01 17:05:06,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2020-12-01 17:05:06,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:06,707 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2020-12-01 17:05:06,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:06,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 1522 states and 2769 transitions. [2020-12-01 17:05:06,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 2769 transitions. [2020-12-01 17:05:06,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2020-12-01 17:05:06,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:06,945 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2020-12-01 17:05:06,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:06,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1524 states and 2771 transitions. [2020-12-01 17:05:06,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 2771 transitions. [2020-12-01 17:05:06,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-12-01 17:05:06,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:07,168 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:05:10,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:10,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 1529 states and 2780 transitions. [2020-12-01 17:05:10,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 2780 transitions. [2020-12-01 17:05:10,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2020-12-01 17:05:10,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2020-12-01 17:05:10,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:10,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 1530 states and 2781 transitions. [2020-12-01 17:05:10,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 2781 transitions. [2020-12-01 17:05:10,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2020-12-01 17:05:10,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:11,098 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2020-12-01 17:05:14,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:14,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 1535 states and 2790 transitions. [2020-12-01 17:05:14,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2790 transitions. [2020-12-01 17:05:14,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2020-12-01 17:05:14,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:14,867 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2020-12-01 17:05:14,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:14,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 1537 states and 2792 transitions. [2020-12-01 17:05:14,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2792 transitions. [2020-12-01 17:05:14,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2020-12-01 17:05:14,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:15,121 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2020-12-01 17:05:15,719 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-12-01 17:05:18,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:18,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 1542 states and 2801 transitions. [2020-12-01 17:05:18,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2801 transitions. [2020-12-01 17:05:18,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-12-01 17:05:18,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:18,579 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2020-12-01 17:05:18,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:18,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 1543 states and 2802 transitions. [2020-12-01 17:05:18,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 2802 transitions. [2020-12-01 17:05:18,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2020-12-01 17:05:18,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:18,797 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:05:22,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 1548 states and 2811 transitions. [2020-12-01 17:05:22,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2811 transitions. [2020-12-01 17:05:22,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2020-12-01 17:05:22,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:23,000 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2020-12-01 17:05:23,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:23,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 1549 states and 2813 transitions. [2020-12-01 17:05:23,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 2813 transitions. [2020-12-01 17:05:23,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-12-01 17:05:23,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:23,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:24,604 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:05:30,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:30,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 1555 states and 2824 transitions. [2020-12-01 17:05:30,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 2824 transitions. [2020-12-01 17:05:30,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-12-01 17:05:30,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:30,911 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2020-12-01 17:05:33,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:33,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 1560 states and 2833 transitions. [2020-12-01 17:05:33,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 2833 transitions. [2020-12-01 17:05:33,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2020-12-01 17:05:33,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:34,112 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2020-12-01 17:05:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:34,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 1561 states and 2834 transitions. [2020-12-01 17:05:34,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 2834 transitions. [2020-12-01 17:05:34,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-12-01 17:05:34,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:34,336 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2020-12-01 17:05:37,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:37,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 1566 states and 2843 transitions. [2020-12-01 17:05:37,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 2843 transitions. [2020-12-01 17:05:37,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2020-12-01 17:05:37,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2020-12-01 17:05:37,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:37,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 1567 states and 2846 transitions. [2020-12-01 17:05:37,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 2846 transitions. [2020-12-01 17:05:37,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2020-12-01 17:05:37,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:38,080 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2020-12-01 17:05:38,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:38,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 1568 states and 2847 transitions. [2020-12-01 17:05:38,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2847 transitions. [2020-12-01 17:05:38,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2020-12-01 17:05:38,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:38,335 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2020-12-01 17:05:41,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:41,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 1573 states and 2858 transitions. [2020-12-01 17:05:41,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 2858 transitions. [2020-12-01 17:05:41,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2020-12-01 17:05:41,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:41,877 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2020-12-01 17:05:45,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:45,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 1578 states and 2867 transitions. [2020-12-01 17:05:45,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 2867 transitions. [2020-12-01 17:05:45,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2020-12-01 17:05:45,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:45,192 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2020-12-01 17:05:45,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:45,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 1583 states and 2873 transitions. [2020-12-01 17:05:45,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 2873 transitions. [2020-12-01 17:05:45,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2020-12-01 17:05:45,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:45,464 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2020-12-01 17:05:48,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:48,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 1588 states and 2882 transitions. [2020-12-01 17:05:48,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 2882 transitions. [2020-12-01 17:05:48,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2020-12-01 17:05:48,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:48,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:49,578 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2020-12-01 17:05:51,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:51,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2941 states to 1591 states and 2888 transitions. [2020-12-01 17:05:51,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 2888 transitions. [2020-12-01 17:05:51,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2020-12-01 17:05:51,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:52,077 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2020-12-01 17:05:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:52,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 1592 states and 2889 transitions. [2020-12-01 17:05:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 2889 transitions. [2020-12-01 17:05:52,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-12-01 17:05:52,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:52,299 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2020-12-01 17:05:55,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:55,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 1597 states and 2898 transitions. [2020-12-01 17:05:55,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 2898 transitions. [2020-12-01 17:05:55,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-12-01 17:05:55,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:56,046 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2020-12-01 17:05:57,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:05:57,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1603 states and 2906 transitions. [2020-12-01 17:05:57,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2906 transitions. [2020-12-01 17:05:57,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2020-12-01 17:05:57,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:05:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:05:57,808 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2020-12-01 17:06:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:01,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2961 states to 1605 states and 2908 transitions. [2020-12-01 17:06:01,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 2908 transitions. [2020-12-01 17:06:01,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2020-12-01 17:06:01,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:03,008 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2020-12-01 17:06:05,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:05,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 1608 states and 2913 transitions. [2020-12-01 17:06:05,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 2913 transitions. [2020-12-01 17:06:05,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2020-12-01 17:06:05,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:05,437 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2020-12-01 17:06:05,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:05,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 1610 states and 2915 transitions. [2020-12-01 17:06:05,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 2915 transitions. [2020-12-01 17:06:05,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2020-12-01 17:06:05,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:05,863 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2020-12-01 17:06:10,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:10,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 1612 states and 2917 transitions. [2020-12-01 17:06:10,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 2917 transitions. [2020-12-01 17:06:10,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-12-01 17:06:10,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:10,567 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2020-12-01 17:06:10,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:10,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 1614 states and 2920 transitions. [2020-12-01 17:06:10,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 2920 transitions. [2020-12-01 17:06:10,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2020-12-01 17:06:10,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:10,964 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2020-12-01 17:06:14,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:15,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 1616 states and 2922 transitions. [2020-12-01 17:06:15,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2922 transitions. [2020-12-01 17:06:15,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2020-12-01 17:06:15,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:15,298 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2020-12-01 17:06:19,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1618 states and 2924 transitions. [2020-12-01 17:06:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 2924 transitions. [2020-12-01 17:06:19,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2020-12-01 17:06:19,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:19,449 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2020-12-01 17:06:23,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:23,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 1620 states and 2926 transitions. [2020-12-01 17:06:23,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 2926 transitions. [2020-12-01 17:06:23,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2020-12-01 17:06:23,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:24,222 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2020-12-01 17:06:26,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:26,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 1623 states and 2931 transitions. [2020-12-01 17:06:26,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 2931 transitions. [2020-12-01 17:06:26,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2020-12-01 17:06:26,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:31,048 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2020-12-01 17:06:41,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:41,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 1629 states and 2943 transitions. [2020-12-01 17:06:41,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2943 transitions. [2020-12-01 17:06:41,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2020-12-01 17:06:41,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:42,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:42,655 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 513 trivial. 0 not checked. [2020-12-01 17:06:42,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:42,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 1631 states and 2947 transitions. [2020-12-01 17:06:42,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 2947 transitions. [2020-12-01 17:06:42,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-12-01 17:06:42,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:47,038 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 514 trivial. 0 not checked. [2020-12-01 17:06:50,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:50,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 1632 states and 2949 transitions. [2020-12-01 17:06:50,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2949 transitions. [2020-12-01 17:06:50,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2020-12-01 17:06:50,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:06:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:06:55,121 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2020-12-01 17:06:59,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:06:59,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 1633 states and 2950 transitions. [2020-12-01 17:06:59,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 2950 transitions. [2020-12-01 17:06:59,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-12-01 17:06:59,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:07:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:07:04,102 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2020-12-01 17:07:13,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:07:13,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 1635 states and 2953 transitions. [2020-12-01 17:07:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 2953 transitions. [2020-12-01 17:07:13,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2020-12-01 17:07:13,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:07:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:07:16,934 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2020-12-01 17:07:25,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:07:25,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 1637 states and 2955 transitions. [2020-12-01 17:07:25,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2955 transitions. [2020-12-01 17:07:25,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2020-12-01 17:07:25,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:07:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:07:37,401 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:07:47,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:07:47,849 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:07:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2020-12-01 17:07:59,415 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:07:59,419 INFO L168 Benchmark]: Toolchain (without parser) took 526660.06 ms. Allocated memory was 79.7 MB in the beginning and 4.5 GB in the end (delta: 4.4 GB). Free memory was 45.2 MB in the beginning and 2.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 1.7 GB. Max. memory is 16.1 GB. [2020-12-01 17:07:59,420 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory is still 37.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:07:59,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1733.69 ms. Allocated memory was 79.7 MB in the beginning and 125.8 MB in the end (delta: 46.1 MB). Free memory was 45.2 MB in the beginning and 81.2 MB in the end (delta: -36.0 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:07:59,420 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.92 ms. Allocated memory is still 125.8 MB. Free memory was 81.2 MB in the beginning and 70.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:07:59,421 INFO L168 Benchmark]: Boogie Preprocessor took 155.92 ms. Allocated memory is still 125.8 MB. Free memory was 70.9 MB in the beginning and 60.2 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:07:59,421 INFO L168 Benchmark]: RCFGBuilder took 9280.09 ms. Allocated memory was 125.8 MB in the beginning and 255.9 MB in the end (delta: 130.0 MB). Free memory was 60.2 MB in the beginning and 110.9 MB in the end (delta: -50.7 MB). Peak memory consumption was 80.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:07:59,421 INFO L168 Benchmark]: CodeCheck took 515286.86 ms. Allocated memory was 255.9 MB in the beginning and 4.5 GB in the end (delta: 4.2 GB). Free memory was 110.9 MB in the beginning and 2.7 GB in the end (delta: -2.6 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. [2020-12-01 17:07:59,424 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory is still 37.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1733.69 ms. Allocated memory was 79.7 MB in the beginning and 125.8 MB in the end (delta: 46.1 MB). Free memory was 45.2 MB in the beginning and 81.2 MB in the end (delta: -36.0 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 194.92 ms. Allocated memory is still 125.8 MB. Free memory was 81.2 MB in the beginning and 70.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 155.92 ms. Allocated memory is still 125.8 MB. Free memory was 70.9 MB in the beginning and 60.2 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 9280.09 ms. Allocated memory was 125.8 MB in the beginning and 255.9 MB in the end (delta: 130.0 MB). Free memory was 60.2 MB in the beginning and 110.9 MB in the end (delta: -50.7 MB). Peak memory consumption was 80.0 MB. Max. memory is 16.1 GB. * CodeCheck took 515286.86 ms. Allocated memory was 255.9 MB in the beginning and 4.5 GB in the end (delta: 4.2 GB). Free memory was 110.9 MB in the beginning and 2.7 GB in the end (delta: -2.6 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 17:08:02,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:08:02,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:08:02,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:08:02,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:08:02,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:08:02,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:08:02,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:08:02,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:08:02,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:08:02,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:08:02,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:08:02,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:08:02,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:08:02,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:08:02,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:08:02,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:08:02,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:08:02,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:08:02,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:08:02,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:08:02,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:08:02,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:08:02,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:08:02,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:08:02,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:08:02,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:08:02,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:08:02,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:08:02,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:08:02,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:08:02,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:08:02,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:08:02,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:08:02,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:08:02,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:08:02,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:08:02,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:08:02,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:08:02,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:08:02,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:08:02,553 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 17:08:02,604 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:08:02,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:08:02,606 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:08:02,607 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:08:02,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:08:02,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:08:02,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:08:02,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:08:02,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:08:02,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:08:02,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:08:02,611 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:08:02,612 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:08:02,612 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:08:02,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:08:02,612 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:08:02,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:08:02,613 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:08:02,613 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:08:02,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:08:02,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:08:02,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:08:02,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:08:02,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:08:02,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:08:02,615 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:08:02,615 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:08:02,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:08:02,615 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:08:02,616 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:08:02,616 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 17:08:02,616 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f58255286f102e1ce9112b1891217991637e1804 [2020-12-01 17:08:03,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:08:03,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:08:03,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:08:03,058 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:08:03,059 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:08:03,060 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-12-01 17:08:03,143 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/data/7bb8249d6/778bc90e244442139db85f498e6f0a7f/FLAGd8fd48307 [2020-12-01 17:08:04,125 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:08:04,128 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-12-01 17:08:04,175 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/data/7bb8249d6/778bc90e244442139db85f498e6f0a7f/FLAGd8fd48307 [2020-12-01 17:08:04,629 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/bin/ukojak/data/7bb8249d6/778bc90e244442139db85f498e6f0a7f [2020-12-01 17:08:04,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:08:04,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:08:04,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:08:04,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:08:04,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:08:04,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:08:04" (1/1) ... [2020-12-01 17:08:04,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6396145a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:04, skipping insertion in model container [2020-12-01 17:08:04,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:08:04" (1/1) ... [2020-12-01 17:08:04,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:08:04,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:08:05,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:08:05,854 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-01 17:08:05,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:08:06,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:08:06,232 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:08:06,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:08:06,783 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:08:06,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:06 WrapperNode [2020-12-01 17:08:06,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:08:06,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:08:06,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:08:06,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:08:06,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:06" (1/1) ... [2020-12-01 17:08:06,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:06" (1/1) ... [2020-12-01 17:08:07,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:08:07,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:08:07,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:08:07,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:08:07,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:06" (1/1) ... [2020-12-01 17:08:07,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:06" (1/1) ... [2020-12-01 17:08:07,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:06" (1/1) ... [2020-12-01 17:08:07,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:06" (1/1) ... [2020-12-01 17:08:07,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:06" (1/1) ... [2020-12-01 17:08:07,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:06" (1/1) ... [2020-12-01 17:08:07,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:06" (1/1) ... [2020-12-01 17:08:07,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:08:07,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:08:07,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:08:07,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:08:07,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2190bf9e-d800-4267-9016-9c73579d74a5/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 [2020-12-01 17:08:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-12-01 17:08:07,380 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-12-01 17:08:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-12-01 17:08:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-12-01 17:08:07,381 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2020-12-01 17:08:07,382 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2020-12-01 17:08:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 17:08:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-01 17:08:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2020-12-01 17:08:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 17:08:07,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-12-01 17:08:07,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-12-01 17:08:07,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-12-01 17:08:07,383 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-12-01 17:08:07,383 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_ipmi_data [2020-12-01 17:08:07,383 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_ipmi_data [2020-12-01 17:08:07,384 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2020-12-01 17:08:07,384 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2020-12-01 17:08:07,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-12-01 17:08:07,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-12-01 17:08:07,384 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-12-01 17:08:07,385 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-12-01 17:08:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-12-01 17:08:07,385 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-12-01 17:08:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-12-01 17:08:07,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2020-12-01 17:08:07,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2020-12-01 17:08:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2020-12-01 17:08:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-12-01 17:08:07,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-12-01 17:08:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-12-01 17:08:07,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-12-01 17:08:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 17:08:07,388 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 17:08:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure aem_delete [2020-12-01 17:08:07,388 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_delete [2020-12-01 17:08:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 17:08:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-12-01 17:08:07,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-12-01 17:08:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2020-12-01 17:08:07,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2020-12-01 17:08:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_get [2020-12-01 17:08:07,390 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_get [2020-12-01 17:08:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2020-12-01 17:08:07,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2020-12-01 17:08:07,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-12-01 17:08:07,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-12-01 17:08:07,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 17:08:07,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:08:07,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2020-12-01 17:08:07,392 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-12-01 17:08:07,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2020-12-01 17:08:07,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2020-12-01 17:08:07,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 17:08:07,393 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-12-01 17:08:07,394 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-12-01 17:08:07,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-12-01 17:08:07,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-12-01 17:08:07,395 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2020-12-01 17:08:07,395 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2020-12-01 17:08:07,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_6 [2020-12-01 17:08:07,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_6 [2020-12-01 17:08:07,398 INFO L130 BoogieDeclarations]: Found specification of procedure aem_send_message [2020-12-01 17:08:07,398 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_send_message [2020-12-01 17:08:07,398 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2020-12-01 17:08:07,398 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2020-12-01 17:08:07,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2020-12-01 17:08:07,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-12-01 17:08:07,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2020-12-01 17:08:07,400 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_sensors [2020-12-01 17:08:07,400 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_sensors [2020-12-01 17:08:07,400 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-12-01 17:08:07,400 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-12-01 17:08:07,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:08:07,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 17:08:07,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 17:08:07,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 17:08:07,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 17:08:07,401 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_put [2020-12-01 17:08:07,402 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_put [2020-12-01 17:08:07,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2020-12-01 17:08:07,402 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-12-01 17:08:07,402 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-12-01 17:08:07,402 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-12-01 17:08:07,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-12-01 17:08:07,403 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-12-01 17:08:07,403 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-12-01 17:08:07,403 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-12-01 17:08:07,403 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-12-01 17:08:07,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2020-12-01 17:08:07,404 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2020-12-01 17:08:07,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2020-12-01 17:08:07,404 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-12-01 17:08:07,404 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-12-01 17:08:07,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:08:07,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:08:07,405 INFO L130 BoogieDeclarations]: Found specification of procedure aem_remove_sensors [2020-12-01 17:08:07,405 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_remove_sensors [2020-12-01 17:08:07,406 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2020-12-01 17:08:07,406 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2020-12-01 17:08:07,407 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-12-01 17:08:07,408 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-12-01 17:08:08,249 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-12-01 17:11:22,130 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:11:22,130 INFO L298 CfgBuilder]: Removed 90 assume(true) statements. [2020-12-01 17:11:22,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:11:22 BoogieIcfgContainer [2020-12-01 17:11:22,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:11:22,136 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:11:22,136 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:11:22,150 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:11:22,150 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:11:22" (1/1) ... [2020-12-01 17:11:22,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:11:22,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:11:22,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 374 states and 509 transitions. [2020-12-01 17:11:22,265 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 509 transitions. [2020-12-01 17:11:22,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2020-12-01 17:11:22,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:11:22,342 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:11:22,355 INFO L168 Benchmark]: Toolchain (without parser) took 197717.46 ms. Allocated memory was 58.7 MB in the beginning and 234.9 MB in the end (delta: 176.2 MB). Free memory was 32.7 MB in the beginning and 136.2 MB in the end (delta: -103.5 MB). Peak memory consumption was 73.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:22,356 INFO L168 Benchmark]: CDTParser took 2.25 ms. Allocated memory is still 58.7 MB. Free memory was 41.5 MB in the beginning and 41.4 MB in the end (delta: 42.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:11:22,365 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2152.00 ms. Allocated memory was 58.7 MB in the beginning and 90.2 MB in the end (delta: 31.5 MB). Free memory was 32.5 MB in the beginning and 39.8 MB in the end (delta: -7.3 MB). Peak memory consumption was 39.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:22,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.08 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 39.8 MB in the beginning and 72.7 MB in the end (delta: -32.9 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:22,369 INFO L168 Benchmark]: Boogie Preprocessor took 254.10 ms. Allocated memory is still 117.4 MB. Free memory was 72.6 MB in the beginning and 65.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:22,372 INFO L168 Benchmark]: RCFGBuilder took 194852.35 ms. Allocated memory was 117.4 MB in the beginning and 234.9 MB in the end (delta: 117.4 MB). Free memory was 65.4 MB in the beginning and 144.6 MB in the end (delta: -79.2 MB). Peak memory consumption was 137.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:22,373 INFO L168 Benchmark]: CodeCheck took 214.33 ms. Allocated memory is still 234.9 MB. Free memory was 144.6 MB in the beginning and 136.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:11:22,377 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.25 ms. Allocated memory is still 58.7 MB. Free memory was 41.5 MB in the beginning and 41.4 MB in the end (delta: 42.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2152.00 ms. Allocated memory was 58.7 MB in the beginning and 90.2 MB in the end (delta: 31.5 MB). Free memory was 32.5 MB in the beginning and 39.8 MB in the end (delta: -7.3 MB). Peak memory consumption was 39.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 239.08 ms. Allocated memory was 90.2 MB in the beginning and 117.4 MB in the end (delta: 27.3 MB). Free memory was 39.8 MB in the beginning and 72.7 MB in the end (delta: -32.9 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 254.10 ms. Allocated memory is still 117.4 MB. Free memory was 72.6 MB in the beginning and 65.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 194852.35 ms. Allocated memory was 117.4 MB in the beginning and 234.9 MB in the end (delta: 117.4 MB). Free memory was 65.4 MB in the beginning and 144.6 MB in the end (delta: -79.2 MB). Peak memory consumption was 137.9 MB. Max. memory is 16.1 GB. * CodeCheck took 214.33 ms. Allocated memory is still 234.9 MB. Free memory was 144.6 MB in the beginning and 136.2 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...