./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI --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 32bit --witnessprinter.graph.data.programhash 41fffd2e204f5953653ecd6a172157691ba74909e2a5ccd1b00c61b2b6a658af .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:15:21,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:15:21,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:15:21,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:15:21,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:15:21,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:15:21,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:15:21,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:15:21,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:15:21,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:15:21,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:15:21,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:15:21,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:15:21,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:15:21,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:15:21,860 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:15:21,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:15:21,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:15:21,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:15:21,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:15:21,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:15:21,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:15:21,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:15:21,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:15:21,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:15:21,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:15:21,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:15:21,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:15:21,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:15:21,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:15:21,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:15:21,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:15:21,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:15:21,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:15:21,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:15:21,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:15:21,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:15:21,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:15:21,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:15:21,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:15:21,909 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:15:21,910 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:15:21,960 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:15:21,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:15:21,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:15:21,962 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:15:21,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:15:21,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:15:21,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:15:21,964 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:15:21,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:15:21,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:15:21,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:15:21,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:15:21,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:15:21,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:15:21,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:15:21,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:15:21,968 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:15:21,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:15:21,968 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:15:21,969 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:15:21,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:15:21,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:15:21,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:15:21,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:15:21,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:15:21,970 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:15:21,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:15:21,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:15:21,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41fffd2e204f5953653ecd6a172157691ba74909e2a5ccd1b00c61b2b6a658af [2021-10-29 04:15:22,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:15:22,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:15:22,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:15:22,325 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:15:22,327 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:15:22,328 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem01_label26.c [2021-10-29 04:15:22,423 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/data/aed3ea77c/9a20adc870284fbd947a550643736602/FLAGa4296a29e [2021-10-29 04:15:23,087 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:15:23,088 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/sv-benchmarks/c/eca-rers2012/Problem01_label26.c [2021-10-29 04:15:23,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/data/aed3ea77c/9a20adc870284fbd947a550643736602/FLAGa4296a29e [2021-10-29 04:15:23,327 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/data/aed3ea77c/9a20adc870284fbd947a550643736602 [2021-10-29 04:15:23,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:15:23,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:15:23,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:15:23,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:15:23,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:15:23,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:15:23" (1/1) ... [2021-10-29 04:15:23,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@446ec07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:23, skipping insertion in model container [2021-10-29 04:15:23,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:15:23" (1/1) ... [2021-10-29 04:15:23,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:15:23,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:15:23,891 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/sv-benchmarks/c/eca-rers2012/Problem01_label26.c[18357,18370] [2021-10-29 04:15:23,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:15:23,925 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:15:24,040 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/sv-benchmarks/c/eca-rers2012/Problem01_label26.c[18357,18370] [2021-10-29 04:15:24,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:15:24,071 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:15:24,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:24 WrapperNode [2021-10-29 04:15:24,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:15:24,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:15:24,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:15:24,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:15:24,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:24" (1/1) ... [2021-10-29 04:15:24,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:24" (1/1) ... [2021-10-29 04:15:24,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:15:24,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:15:24,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:15:24,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:15:24,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:24" (1/1) ... [2021-10-29 04:15:24,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:24" (1/1) ... [2021-10-29 04:15:24,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:24" (1/1) ... [2021-10-29 04:15:24,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:24" (1/1) ... [2021-10-29 04:15:24,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:24" (1/1) ... [2021-10-29 04:15:24,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:24" (1/1) ... [2021-10-29 04:15:24,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:24" (1/1) ... [2021-10-29 04:15:24,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:15:24,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:15:24,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:15:24,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:15:24,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:15:24" (1/1) ... [2021-10-29 04:15:24,332 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:15:24,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:15:24,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:15:24,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:15:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:15:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:15:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:15:24,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:15:26,352 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:15:26,352 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:15:26,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:26 BoogieIcfgContainer [2021-10-29 04:15:26,356 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:15:26,357 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:15:26,357 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:15:26,369 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:15:26,369 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:26" (1/1) ... [2021-10-29 04:15:26,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:15:26,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:26,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-10-29 04:15:26,447 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-10-29 04:15:26,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-29 04:15:26,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:26,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:27,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:27,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2021-10-29 04:15:27,600 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2021-10-29 04:15:27,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 04:15:27,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:27,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:27,791 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:28,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:28,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 146 states and 238 transitions. [2021-10-29 04:15:28,089 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 238 transitions. [2021-10-29 04:15:28,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-29 04:15:28,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:28,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:28,145 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:28,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:28,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2021-10-29 04:15:28,233 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2021-10-29 04:15:28,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-29 04:15:28,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:28,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:28,468 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:29,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:29,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 226 states and 323 transitions. [2021-10-29 04:15:29,383 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 323 transitions. [2021-10-29 04:15:29,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-29 04:15:29,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:29,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:29,438 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:29,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 227 states and 325 transitions. [2021-10-29 04:15:29,542 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 325 transitions. [2021-10-29 04:15:29,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 04:15:29,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:29,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:29,620 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:30,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:30,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 235 states and 338 transitions. [2021-10-29 04:15:30,008 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 338 transitions. [2021-10-29 04:15:30,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 04:15:30,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:30,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:30,051 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:30,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:30,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 240 states and 343 transitions. [2021-10-29 04:15:30,204 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 343 transitions. [2021-10-29 04:15:30,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-29 04:15:30,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:30,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:30,251 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:30,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:30,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 246 states and 349 transitions. [2021-10-29 04:15:30,390 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 349 transitions. [2021-10-29 04:15:30,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-29 04:15:30,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:30,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:30,459 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:30,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:30,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 247 states and 351 transitions. [2021-10-29 04:15:30,563 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 351 transitions. [2021-10-29 04:15:30,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-29 04:15:30,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:30,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:30,622 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:15:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:30,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 255 states and 365 transitions. [2021-10-29 04:15:30,963 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 365 transitions. [2021-10-29 04:15:30,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-29 04:15:30,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:30,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:31,008 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:15:31,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:31,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 263 states and 376 transitions. [2021-10-29 04:15:31,428 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 376 transitions. [2021-10-29 04:15:31,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-29 04:15:31,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:31,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:31,475 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:15:31,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:31,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 268 states and 381 transitions. [2021-10-29 04:15:31,515 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 381 transitions. [2021-10-29 04:15:31,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-29 04:15:31,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:31,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:31,596 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:32,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:32,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 288 states and 408 transitions. [2021-10-29 04:15:32,400 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 408 transitions. [2021-10-29 04:15:32,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-10-29 04:15:32,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:32,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:32,438 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:32,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:32,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 302 states and 426 transitions. [2021-10-29 04:15:32,933 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 426 transitions. [2021-10-29 04:15:32,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 04:15:32,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:32,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:32,998 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:15:33,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:33,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 304 states and 429 transitions. [2021-10-29 04:15:33,261 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 429 transitions. [2021-10-29 04:15:33,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-10-29 04:15:33,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:33,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:33,297 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:33,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:33,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 312 states and 440 transitions. [2021-10-29 04:15:33,628 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 440 transitions. [2021-10-29 04:15:33,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-10-29 04:15:33,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:33,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:33,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:33,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 317 states and 445 transitions. [2021-10-29 04:15:33,873 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 445 transitions. [2021-10-29 04:15:33,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-10-29 04:15:33,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:33,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:33,919 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:34,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:34,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 321 states and 450 transitions. [2021-10-29 04:15:34,038 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 450 transitions. [2021-10-29 04:15:34,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-10-29 04:15:34,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:34,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:34,106 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:34,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:34,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 330 states and 462 transitions. [2021-10-29 04:15:34,554 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 462 transitions. [2021-10-29 04:15:34,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-29 04:15:34,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:34,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:34,599 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:34,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 343 states and 479 transitions. [2021-10-29 04:15:34,925 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 479 transitions. [2021-10-29 04:15:34,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-29 04:15:34,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:34,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:34,964 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:35,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:35,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 344 states and 479 transitions. [2021-10-29 04:15:35,072 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 479 transitions. [2021-10-29 04:15:35,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-29 04:15:35,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:35,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:35,116 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:35,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:35,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 358 states and 495 transitions. [2021-10-29 04:15:35,572 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 495 transitions. [2021-10-29 04:15:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-10-29 04:15:35,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:35,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:35,651 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:35,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:35,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 366 states and 502 transitions. [2021-10-29 04:15:35,796 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 502 transitions. [2021-10-29 04:15:35,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-29 04:15:35,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:35,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:35,905 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:36,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:36,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 373 states and 511 transitions. [2021-10-29 04:15:36,406 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 511 transitions. [2021-10-29 04:15:36,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-29 04:15:36,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:36,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:36,466 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:36,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:36,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 379 states and 517 transitions. [2021-10-29 04:15:36,552 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 517 transitions. [2021-10-29 04:15:36,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-10-29 04:15:36,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:36,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:36,619 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:36,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:36,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 385 states and 523 transitions. [2021-10-29 04:15:36,834 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 523 transitions. [2021-10-29 04:15:36,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-10-29 04:15:36,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:36,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:36,881 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:37,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:37,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 399 states and 540 transitions. [2021-10-29 04:15:37,150 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 540 transitions. [2021-10-29 04:15:37,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-29 04:15:37,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:37,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:37,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:37,249 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:38,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:38,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 438 states and 591 transitions. [2021-10-29 04:15:38,561 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 591 transitions. [2021-10-29 04:15:38,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-10-29 04:15:38,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:38,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:38,605 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:39,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:39,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 452 states and 609 transitions. [2021-10-29 04:15:39,063 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 609 transitions. [2021-10-29 04:15:39,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-29 04:15:39,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:39,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:39,154 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:40,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 486 states and 663 transitions. [2021-10-29 04:15:40,265 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 663 transitions. [2021-10-29 04:15:40,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-29 04:15:40,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:40,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:40,308 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:40,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:40,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 491 states and 668 transitions. [2021-10-29 04:15:40,389 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 668 transitions. [2021-10-29 04:15:40,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-29 04:15:40,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:40,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:40,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:40,469 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:41,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:41,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 531 states and 718 transitions. [2021-10-29 04:15:41,511 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 718 transitions. [2021-10-29 04:15:41,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-29 04:15:41,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:41,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:41,550 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:41,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:41,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 535 states and 724 transitions. [2021-10-29 04:15:41,747 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 724 transitions. [2021-10-29 04:15:41,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 04:15:41,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:41,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:41,804 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:42,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:42,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 548 states and 742 transitions. [2021-10-29 04:15:42,276 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 742 transitions. [2021-10-29 04:15:42,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 04:15:42,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:42,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:42,334 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:42,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:42,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 552 states and 746 transitions. [2021-10-29 04:15:42,547 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 746 transitions. [2021-10-29 04:15:42,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 04:15:42,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:42,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:42,646 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:43,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:43,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 557 states and 755 transitions. [2021-10-29 04:15:43,348 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 755 transitions. [2021-10-29 04:15:43,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 04:15:43,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:43,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:43,398 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:43,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:43,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 562 states and 761 transitions. [2021-10-29 04:15:43,585 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 761 transitions. [2021-10-29 04:15:43,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 04:15:43,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:43,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:43,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:43,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 568 states and 770 transitions. [2021-10-29 04:15:43,794 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 770 transitions. [2021-10-29 04:15:43,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-10-29 04:15:43,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:43,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:43,845 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:44,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:44,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 581 states and 787 transitions. [2021-10-29 04:15:44,272 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 787 transitions. [2021-10-29 04:15:44,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 04:15:44,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:44,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:44,314 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:44,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:44,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 592 states and 796 transitions. [2021-10-29 04:15:44,554 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 796 transitions. [2021-10-29 04:15:44,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 04:15:44,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:44,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:44,630 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:44,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:44,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 600 states and 806 transitions. [2021-10-29 04:15:44,908 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 806 transitions. [2021-10-29 04:15:44,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 04:15:44,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:44,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:44,958 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 04:15:45,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:45,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 605 states and 813 transitions. [2021-10-29 04:15:45,244 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 813 transitions. [2021-10-29 04:15:45,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 04:15:45,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:45,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:45,362 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:46,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 618 states and 835 transitions. [2021-10-29 04:15:46,237 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 835 transitions. [2021-10-29 04:15:46,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 04:15:46,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:46,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:46,283 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:46,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:46,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 619 states and 835 transitions. [2021-10-29 04:15:46,517 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 835 transitions. [2021-10-29 04:15:46,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-10-29 04:15:46,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:46,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:46,587 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:15:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:46,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 626 states and 840 transitions. [2021-10-29 04:15:46,936 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 840 transitions. [2021-10-29 04:15:46,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-29 04:15:46,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:46,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:46,977 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:47,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:47,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 633 states and 848 transitions. [2021-10-29 04:15:47,249 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 848 transitions. [2021-10-29 04:15:47,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-10-29 04:15:47,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:47,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:47,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:47,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 646 states and 863 transitions. [2021-10-29 04:15:47,819 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 863 transitions. [2021-10-29 04:15:47,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-10-29 04:15:47,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:47,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:47,862 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:48,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 651 states and 867 transitions. [2021-10-29 04:15:48,295 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 867 transitions. [2021-10-29 04:15:48,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-29 04:15:48,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:48,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:48,335 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:48,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:48,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 657 states and 874 transitions. [2021-10-29 04:15:48,389 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 874 transitions. [2021-10-29 04:15:48,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 04:15:48,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:48,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:48,502 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:15:49,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:49,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 702 states and 931 transitions. [2021-10-29 04:15:49,895 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 931 transitions. [2021-10-29 04:15:49,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 04:15:49,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:49,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:49,942 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:15:50,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:50,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 712 states and 941 transitions. [2021-10-29 04:15:50,506 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 941 transitions. [2021-10-29 04:15:50,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 04:15:50,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:50,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:50,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:50,548 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:15:50,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:50,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 717 states and 947 transitions. [2021-10-29 04:15:50,639 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 947 transitions. [2021-10-29 04:15:50,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 04:15:50,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:50,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:50,716 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 04:15:51,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:51,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 730 states and 962 transitions. [2021-10-29 04:15:51,198 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 962 transitions. [2021-10-29 04:15:51,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-10-29 04:15:51,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:51,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:51,262 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:15:51,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:51,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 800 states and 1034 transitions. [2021-10-29 04:15:51,874 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1034 transitions. [2021-10-29 04:15:51,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-10-29 04:15:51,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:51,875 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 04:15:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:52,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 805 states and 1039 transitions. [2021-10-29 04:15:52,300 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1039 transitions. [2021-10-29 04:15:52,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-10-29 04:15:52,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:52,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:52,347 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:15:52,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:52,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 806 states and 1039 transitions. [2021-10-29 04:15:52,512 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1039 transitions. [2021-10-29 04:15:52,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 04:15:52,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:52,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:52,563 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:15:53,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:53,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 820 states and 1059 transitions. [2021-10-29 04:15:53,372 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1059 transitions. [2021-10-29 04:15:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 04:15:53,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:53,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:53,423 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:15:54,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:54,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 826 states and 1065 transitions. [2021-10-29 04:15:54,022 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1065 transitions. [2021-10-29 04:15:54,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 04:15:54,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:54,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:54,242 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:15:56,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:56,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 965 states and 1215 transitions. [2021-10-29 04:15:56,652 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1215 transitions. [2021-10-29 04:15:56,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 04:15:56,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:56,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:56,770 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 04:15:57,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:57,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 970 states and 1219 transitions. [2021-10-29 04:15:57,165 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1219 transitions. [2021-10-29 04:15:57,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 04:15:57,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:57,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:57,212 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:15:57,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:57,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 971 states and 1219 transitions. [2021-10-29 04:15:57,379 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1219 transitions. [2021-10-29 04:15:57,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-29 04:15:57,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:57,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:57,475 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-29 04:15:57,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:57,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 979 states and 1226 transitions. [2021-10-29 04:15:57,632 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1226 transitions. [2021-10-29 04:15:57,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-10-29 04:15:57,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:57,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:57,689 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:15:58,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:58,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 991 states and 1242 transitions. [2021-10-29 04:15:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1242 transitions. [2021-10-29 04:15:58,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-10-29 04:15:58,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:58,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:58,144 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:15:58,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:58,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 996 states and 1248 transitions. [2021-10-29 04:15:58,592 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1248 transitions. [2021-10-29 04:15:58,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-10-29 04:15:58,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:58,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:58,648 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:15:58,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:58,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1000 states and 1254 transitions. [2021-10-29 04:15:58,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1254 transitions. [2021-10-29 04:15:58,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-29 04:15:58,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:58,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:59,010 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 04:15:59,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:59,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 1026 states and 1289 transitions. [2021-10-29 04:15:59,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1289 transitions. [2021-10-29 04:15:59,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-29 04:15:59,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:59,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:15:59,913 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 04:16:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:00,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1031 states and 1293 transitions. [2021-10-29 04:16:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1293 transitions. [2021-10-29 04:16:00,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 04:16:00,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:00,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:00,226 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:00,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:00,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1041 states and 1302 transitions. [2021-10-29 04:16:00,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1302 transitions. [2021-10-29 04:16:00,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 04:16:00,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:00,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:00,483 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:00,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:00,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1042 states and 1302 transitions. [2021-10-29 04:16:00,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1302 transitions. [2021-10-29 04:16:00,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-29 04:16:00,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:00,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:00,734 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:16:01,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:01,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1046 states and 1310 transitions. [2021-10-29 04:16:01,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1310 transitions. [2021-10-29 04:16:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-29 04:16:01,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:01,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:01,279 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:16:01,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:01,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1054 states and 1318 transitions. [2021-10-29 04:16:01,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1318 transitions. [2021-10-29 04:16:01,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-10-29 04:16:01,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:01,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:01,950 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-29 04:16:02,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:02,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1077 states and 1344 transitions. [2021-10-29 04:16:02,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1344 transitions. [2021-10-29 04:16:02,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-10-29 04:16:02,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:02,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:02,846 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 04:16:03,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:03,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1097 states and 1365 transitions. [2021-10-29 04:16:03,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1365 transitions. [2021-10-29 04:16:03,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-10-29 04:16:03,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:03,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:03,900 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 90 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:16:05,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:05,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1113 states and 1392 transitions. [2021-10-29 04:16:05,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1392 transitions. [2021-10-29 04:16:05,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-10-29 04:16:05,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:05,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:06,062 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 90 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:16:07,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:07,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1122 states and 1409 transitions. [2021-10-29 04:16:07,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1409 transitions. [2021-10-29 04:16:07,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-10-29 04:16:07,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:07,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:07,137 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 04:16:07,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:07,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1137 states and 1425 transitions. [2021-10-29 04:16:07,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1425 transitions. [2021-10-29 04:16:07,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-10-29 04:16:07,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:07,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:07,722 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-10-29 04:16:08,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:08,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1140 states and 1428 transitions. [2021-10-29 04:16:08,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1428 transitions. [2021-10-29 04:16:08,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-10-29 04:16:08,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:08,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:08,086 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:16:10,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:10,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1174 states and 1478 transitions. [2021-10-29 04:16:10,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1478 transitions. [2021-10-29 04:16:10,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-10-29 04:16:10,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:10,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:10,316 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:16:10,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:10,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1180 states and 1484 transitions. [2021-10-29 04:16:10,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1484 transitions. [2021-10-29 04:16:10,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-10-29 04:16:10,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:10,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:10,759 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:16:11,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:11,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1186 states and 1491 transitions. [2021-10-29 04:16:11,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1491 transitions. [2021-10-29 04:16:11,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-10-29 04:16:11,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:11,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:11,157 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:16:11,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:11,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1194 states and 1499 transitions. [2021-10-29 04:16:11,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1499 transitions. [2021-10-29 04:16:11,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-10-29 04:16:11,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:11,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:11,466 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:16:11,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1201 states and 1506 transitions. [2021-10-29 04:16:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1506 transitions. [2021-10-29 04:16:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-10-29 04:16:11,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:11,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:11,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:11,860 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 04:16:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:12,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1203 states and 1507 transitions. [2021-10-29 04:16:12,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1507 transitions. [2021-10-29 04:16:12,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-10-29 04:16:12,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:12,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:16:13,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:13,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1205 states and 1512 transitions. [2021-10-29 04:16:13,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1512 transitions. [2021-10-29 04:16:13,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-10-29 04:16:13,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:13,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:13,452 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:15,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:15,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1226 states and 1546 transitions. [2021-10-29 04:16:15,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1546 transitions. [2021-10-29 04:16:15,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-10-29 04:16:15,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:15,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:15,103 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:15,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:15,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1237 states and 1559 transitions. [2021-10-29 04:16:15,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1559 transitions. [2021-10-29 04:16:15,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-10-29 04:16:15,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:15,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:15,911 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:16,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:16,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1238 states and 1560 transitions. [2021-10-29 04:16:16,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1560 transitions. [2021-10-29 04:16:16,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-10-29 04:16:16,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:16,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:16,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:16,270 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:17,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:17,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1250 states and 1583 transitions. [2021-10-29 04:16:17,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1583 transitions. [2021-10-29 04:16:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-10-29 04:16:17,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:17,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:17,650 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:17,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:17,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1251 states and 1583 transitions. [2021-10-29 04:16:17,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1583 transitions. [2021-10-29 04:16:17,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-10-29 04:16:17,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:17,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:17,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:18,010 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:18,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:18,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1252 states and 1583 transitions. [2021-10-29 04:16:18,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1583 transitions. [2021-10-29 04:16:18,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-10-29 04:16:18,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:18,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:18,526 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-10-29 04:16:18,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:18,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1254 states and 1584 transitions. [2021-10-29 04:16:18,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1584 transitions. [2021-10-29 04:16:18,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-10-29 04:16:18,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:18,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:18,775 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:19,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:19,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1265 states and 1599 transitions. [2021-10-29 04:16:19,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1599 transitions. [2021-10-29 04:16:19,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-10-29 04:16:19,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:19,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:19,664 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:19,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:19,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1272 states and 1607 transitions. [2021-10-29 04:16:19,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1607 transitions. [2021-10-29 04:16:19,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-10-29 04:16:19,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:19,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:19,899 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:20,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:20,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1273 states and 1607 transitions. [2021-10-29 04:16:20,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1607 transitions. [2021-10-29 04:16:20,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-10-29 04:16:20,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:20,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:20,255 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:20,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:20,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1274 states and 1607 transitions. [2021-10-29 04:16:20,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1607 transitions. [2021-10-29 04:16:20,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-10-29 04:16:20,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:20,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:20,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:20,636 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 04:16:20,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:20,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1282 states and 1614 transitions. [2021-10-29 04:16:20,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1614 transitions. [2021-10-29 04:16:20,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-10-29 04:16:20,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:20,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:20,991 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 04:16:21,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:21,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1290 states and 1621 transitions. [2021-10-29 04:16:21,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1621 transitions. [2021-10-29 04:16:21,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-10-29 04:16:21,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:21,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:21,294 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-10-29 04:16:22,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:22,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1315 states and 1646 transitions. [2021-10-29 04:16:22,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1646 transitions. [2021-10-29 04:16:22,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-10-29 04:16:22,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:22,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:22,336 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-10-29 04:16:22,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:22,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1325 states and 1655 transitions. [2021-10-29 04:16:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1655 transitions. [2021-10-29 04:16:22,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-29 04:16:22,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:22,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:22,647 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 04:16:22,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:22,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1333 states and 1662 transitions. [2021-10-29 04:16:22,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1662 transitions. [2021-10-29 04:16:22,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-10-29 04:16:22,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:22,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:22,898 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-10-29 04:16:23,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:23,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1343 states and 1671 transitions. [2021-10-29 04:16:23,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1671 transitions. [2021-10-29 04:16:23,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-10-29 04:16:23,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:23,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:23,283 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:23,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:23,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1351 states and 1678 transitions. [2021-10-29 04:16:23,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1678 transitions. [2021-10-29 04:16:23,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-10-29 04:16:23,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:23,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:23,536 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-10-29 04:16:23,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:23,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1352 states and 1680 transitions. [2021-10-29 04:16:23,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1680 transitions. [2021-10-29 04:16:23,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-10-29 04:16:23,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:23,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:23,634 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-10-29 04:16:23,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1357 states and 1685 transitions. [2021-10-29 04:16:23,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1685 transitions. [2021-10-29 04:16:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-10-29 04:16:23,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:23,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:24,023 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-10-29 04:16:24,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:24,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1369 states and 1697 transitions. [2021-10-29 04:16:24,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1697 transitions. [2021-10-29 04:16:24,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-10-29 04:16:24,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:24,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:24,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:24,953 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-10-29 04:16:25,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:25,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1374 states and 1701 transitions. [2021-10-29 04:16:25,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1701 transitions. [2021-10-29 04:16:25,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-10-29 04:16:25,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:25,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:25,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:25,129 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:26,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:26,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1394 states and 1732 transitions. [2021-10-29 04:16:26,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1732 transitions. [2021-10-29 04:16:26,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-10-29 04:16:26,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:26,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:27,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:27,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1409 states and 1750 transitions. [2021-10-29 04:16:27,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1750 transitions. [2021-10-29 04:16:27,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-10-29 04:16:27,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:27,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:28,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:28,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1420 states and 1760 transitions. [2021-10-29 04:16:28,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1760 transitions. [2021-10-29 04:16:28,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-10-29 04:16:28,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:28,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:28,502 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:28,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:28,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1424 states and 1764 transitions. [2021-10-29 04:16:28,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1764 transitions. [2021-10-29 04:16:28,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-10-29 04:16:28,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:28,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:28,906 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:29,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:29,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1434 states and 1773 transitions. [2021-10-29 04:16:29,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1773 transitions. [2021-10-29 04:16:29,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-10-29 04:16:29,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:29,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:29,436 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 04:16:29,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:29,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1444 states and 1782 transitions. [2021-10-29 04:16:29,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1782 transitions. [2021-10-29 04:16:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 04:16:29,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:29,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:30,124 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 164 proven. 30 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-29 04:16:31,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:31,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1463 states and 1802 transitions. [2021-10-29 04:16:31,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1802 transitions. [2021-10-29 04:16:31,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-10-29 04:16:31,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:31,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-10-29 04:16:32,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:32,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1487 states and 1828 transitions. [2021-10-29 04:16:32,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1828 transitions. [2021-10-29 04:16:32,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-10-29 04:16:32,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:32,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:32,132 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-10-29 04:16:33,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:33,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1499 states and 1841 transitions. [2021-10-29 04:16:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 1841 transitions. [2021-10-29 04:16:33,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-10-29 04:16:33,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:33,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:33,188 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-10-29 04:16:33,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:33,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1500 states and 1842 transitions. [2021-10-29 04:16:33,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1842 transitions. [2021-10-29 04:16:33,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-10-29 04:16:33,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:33,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:33,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:33,329 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-10-29 04:16:33,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:33,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1504 states and 1845 transitions. [2021-10-29 04:16:33,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1845 transitions. [2021-10-29 04:16:33,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-10-29 04:16:33,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:33,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:33,589 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-10-29 04:16:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1512 states and 1852 transitions. [2021-10-29 04:16:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1852 transitions. [2021-10-29 04:16:33,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-10-29 04:16:33,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:33,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:33,782 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-10-29 04:16:33,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:33,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1513 states and 1852 transitions. [2021-10-29 04:16:33,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1852 transitions. [2021-10-29 04:16:33,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-10-29 04:16:33,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:33,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:34,039 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 04:16:34,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:34,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1542 states and 1889 transitions. [2021-10-29 04:16:34,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1889 transitions. [2021-10-29 04:16:34,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-10-29 04:16:34,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:34,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:34,896 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 04:16:36,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:36,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1563 states and 1913 transitions. [2021-10-29 04:16:36,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1913 transitions. [2021-10-29 04:16:36,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-10-29 04:16:36,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:36,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:36,322 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 04:16:36,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:36,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1568 states and 1917 transitions. [2021-10-29 04:16:36,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 1917 transitions. [2021-10-29 04:16:36,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-10-29 04:16:36,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:36,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:36,954 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 04:16:37,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:37,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1573 states and 1921 transitions. [2021-10-29 04:16:37,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1921 transitions. [2021-10-29 04:16:37,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-10-29 04:16:37,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:37,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:38,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:38,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1587 states and 1943 transitions. [2021-10-29 04:16:38,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1943 transitions. [2021-10-29 04:16:38,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-10-29 04:16:38,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:38,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:38,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:38,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 1592 states and 1948 transitions. [2021-10-29 04:16:38,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 1948 transitions. [2021-10-29 04:16:38,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 04:16:38,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:38,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:39,042 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-10-29 04:16:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:39,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1662 states and 2020 transitions. [2021-10-29 04:16:39,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 2020 transitions. [2021-10-29 04:16:39,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-10-29 04:16:39,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:39,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:39,876 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-10-29 04:16:40,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:40,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1666 states and 2023 transitions. [2021-10-29 04:16:40,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2023 transitions. [2021-10-29 04:16:40,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-10-29 04:16:40,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:40,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:40,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:41,269 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 185 proven. 88 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:16:45,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:45,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1818 states and 2212 transitions. [2021-10-29 04:16:45,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2212 transitions. [2021-10-29 04:16:45,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-10-29 04:16:45,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:45,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:46,020 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 168 proven. 92 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-10-29 04:16:47,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:47,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1899 states and 2300 transitions. [2021-10-29 04:16:47,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2300 transitions. [2021-10-29 04:16:47,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:16:47,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:47,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:47,785 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:48,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:48,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1913 states and 2322 transitions. [2021-10-29 04:16:48,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 2322 transitions. [2021-10-29 04:16:48,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:16:48,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:48,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:48,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:48,455 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:49,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:49,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1918 states and 2327 transitions. [2021-10-29 04:16:49,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2327 transitions. [2021-10-29 04:16:49,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:16:49,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:49,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:49,102 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:49,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:49,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1923 states and 2332 transitions. [2021-10-29 04:16:49,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2332 transitions. [2021-10-29 04:16:49,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:16:49,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:49,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:49,978 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:50,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:50,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 1927 states and 2335 transitions. [2021-10-29 04:16:50,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2335 transitions. [2021-10-29 04:16:50,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:16:50,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:50,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:50,427 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:51,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:51,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 1941 states and 2348 transitions. [2021-10-29 04:16:51,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2348 transitions. [2021-10-29 04:16:51,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:16:51,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:51,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:51,711 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:51,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:51,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1942 states and 2349 transitions. [2021-10-29 04:16:51,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2349 transitions. [2021-10-29 04:16:51,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:16:51,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:51,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:52,015 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:53,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:53,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1952 states and 2361 transitions. [2021-10-29 04:16:53,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 2361 transitions. [2021-10-29 04:16:53,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:16:53,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:53,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:53,096 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:53,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:53,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1953 states and 2365 transitions. [2021-10-29 04:16:53,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 2365 transitions. [2021-10-29 04:16:53,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:16:53,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:53,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:53,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:53,617 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:54,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:54,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1960 states and 2371 transitions. [2021-10-29 04:16:54,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2371 transitions. [2021-10-29 04:16:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:16:54,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:54,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:54,135 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 04:16:54,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:54,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 1967 states and 2377 transitions. [2021-10-29 04:16:54,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 2377 transitions. [2021-10-29 04:16:54,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-10-29 04:16:54,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:54,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:54,681 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 04:16:55,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:55,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 1975 states and 2387 transitions. [2021-10-29 04:16:55,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2387 transitions. [2021-10-29 04:16:55,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-10-29 04:16:55,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:55,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:55,638 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 04:16:56,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:56,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 1976 states and 2388 transitions. [2021-10-29 04:16:56,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 2388 transitions. [2021-10-29 04:16:56,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-10-29 04:16:56,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:56,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:56,312 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-10-29 04:16:56,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:56,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 1983 states and 2394 transitions. [2021-10-29 04:16:56,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2394 transitions. [2021-10-29 04:16:56,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 04:16:56,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:56,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:56,945 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2021-10-29 04:16:57,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:16:57,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2053 states and 2464 transitions. [2021-10-29 04:16:57,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 2464 transitions. [2021-10-29 04:16:57,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-10-29 04:16:57,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:16:57,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:16:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:16:57,966 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 342 proven. 110 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:17:01,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:01,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2120 states and 2538 transitions. [2021-10-29 04:17:01,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2538 transitions. [2021-10-29 04:17:01,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-10-29 04:17:01,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:01,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:02,330 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 306 proven. 46 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-29 04:17:09,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:09,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 2235 states and 2686 transitions. [2021-10-29 04:17:09,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 2686 transitions. [2021-10-29 04:17:09,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-10-29 04:17:09,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:09,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:09,184 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 306 proven. 46 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-29 04:17:10,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:10,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2263 states and 2714 transitions. [2021-10-29 04:17:10,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 2714 transitions. [2021-10-29 04:17:10,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-10-29 04:17:10,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:10,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:10,705 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 306 proven. 46 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-29 04:17:11,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:11,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2269 states and 2722 transitions. [2021-10-29 04:17:11,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 2722 transitions. [2021-10-29 04:17:11,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-10-29 04:17:11,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:11,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 306 proven. 46 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-29 04:17:11,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:11,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2278 states and 2733 transitions. [2021-10-29 04:17:11,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 2733 transitions. [2021-10-29 04:17:11,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-10-29 04:17:11,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:11,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:11,926 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 306 proven. 46 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-29 04:17:12,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:12,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2288 states and 2742 transitions. [2021-10-29 04:17:12,958 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 2742 transitions. [2021-10-29 04:17:12,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-10-29 04:17:12,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:12,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:13,050 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 306 proven. 46 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-29 04:17:13,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:13,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 2295 states and 2748 transitions. [2021-10-29 04:17:13,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 2748 transitions. [2021-10-29 04:17:13,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-10-29 04:17:13,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:13,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:13,786 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 306 proven. 46 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-29 04:17:14,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:14,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2300 states and 2753 transitions. [2021-10-29 04:17:14,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2753 transitions. [2021-10-29 04:17:14,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-10-29 04:17:14,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:14,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:15,101 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 306 proven. 46 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-10-29 04:17:15,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:15,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 2302 states and 2754 transitions. [2021-10-29 04:17:15,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 2754 transitions. [2021-10-29 04:17:15,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-10-29 04:17:15,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:15,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 334 proven. 153 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 04:17:18,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:18,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 2431 states and 2901 transitions. [2021-10-29 04:17:18,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 2901 transitions. [2021-10-29 04:17:18,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-10-29 04:17:18,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:18,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:18,966 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 246 proven. 139 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-10-29 04:17:19,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:19,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2359 states and 2824 transitions. [2021-10-29 04:17:19,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2824 transitions. [2021-10-29 04:17:19,245 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:17:19,246 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 155 iterations. [2021-10-29 04:17:19,253 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:17:30,293 INFO L565 CodeCheckObserver]: Invariant with dag size 31 [2021-10-29 04:17:30,314 INFO L565 CodeCheckObserver]: Invariant with dag size 31 [2021-10-29 04:17:30,315 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:17:30,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:17:30 ImpRootNode [2021-10-29 04:17:30,316 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:17:30,317 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:17:30,317 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:17:30,317 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:17:30,318 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:26" (3/4) ... [2021-10-29 04:17:30,321 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:17:30,345 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 107 nodes and edges [2021-10-29 04:17:30,346 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 04:17:30,348 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-29 04:17:30,350 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:17:30,470 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:17:30,471 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:17:30,472 INFO L168 Benchmark]: Toolchain (without parser) took 127141.17 ms. Allocated memory was 98.6 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 64.1 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 477.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:30,473 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 98.6 MB. Free memory was 54.1 MB in the beginning and 54.0 MB in the end (delta: 42.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:17:30,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.50 ms. Allocated memory is still 98.6 MB. Free memory was 63.9 MB in the beginning and 57.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:30,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.74 ms. Allocated memory is still 98.6 MB. Free memory was 57.2 MB in the beginning and 51.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:30,475 INFO L168 Benchmark]: Boogie Preprocessor took 96.73 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 51.5 MB in the beginning and 95.6 MB in the end (delta: -44.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:30,475 INFO L168 Benchmark]: RCFGBuilder took 2079.11 ms. Allocated memory is still 123.7 MB. Free memory was 95.5 MB in the beginning and 47.6 MB in the end (delta: 47.9 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:30,476 INFO L168 Benchmark]: CodeCheck took 123959.66 ms. Allocated memory was 123.7 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 47.6 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 807.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:30,476 INFO L168 Benchmark]: Witness Printer took 154.10 ms. Allocated memory is still 1.8 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:17:30,478 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 112.8s, OverallIterations: 155, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -2013245416 SDtfs, 1280449802 SDslu, -805183352 SDs, 0 SdLazy, 2107637506 SolverSat, -1404208048 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 715.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 173894 GetRequests, 168284 SyntacticMatches, 4482 SemanticMatches, 1128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 791155 ImplicationChecksByTransitivity, 85.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.0s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 25491 NumberOfCodeBlocks, 25491 NumberOfCodeBlocksAsserted, 154 NumberOfCheckSat, 25337 ConstructedInterpolants, 0 QuantifiedInterpolants, 72338 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 154 InterpolantComputations, 137 PerfectInterpolantSequences, 24177/25265 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 495]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (((((((!(a20 == 1) && a12 == 8) && !(a17 == 1)) && a8 == 15) || (((a12 == 8 && a8 == 13) && a17 == 1) && a20 == 1)) || !(a21 == 1)) || !(a7 == 1)) || (((!(a20 == 1) && a12 == 8) && 14 == a8) && !(a17 == 1))) || !(a16 == 4) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (((((((!(a20 == 1) && a12 == 8) && !(a17 == 1)) && a8 == 15) || (((a12 == 8 && a8 == 13) && a17 == 1) && a20 == 1)) || !(a21 == 1)) || !(a7 == 1)) || (((!(a20 == 1) && a12 == 8) && 14 == a8) && !(a17 == 1))) || !(a16 == 4) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 98.6 MB. Free memory was 54.1 MB in the beginning and 54.0 MB in the end (delta: 42.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 732.50 ms. Allocated memory is still 98.6 MB. Free memory was 63.9 MB in the beginning and 57.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 105.74 ms. Allocated memory is still 98.6 MB. Free memory was 57.2 MB in the beginning and 51.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 96.73 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 51.5 MB in the beginning and 95.6 MB in the end (delta: -44.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2079.11 ms. Allocated memory is still 123.7 MB. Free memory was 95.5 MB in the beginning and 47.6 MB in the end (delta: 47.9 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.1 GB. * CodeCheck took 123959.66 ms. Allocated memory was 123.7 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 47.6 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 807.1 MB. Max. memory is 16.1 GB. * Witness Printer took 154.10 ms. Allocated memory is still 1.8 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:17:30,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b56b2e80-2354-4b01-b803-b06695764157/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...