./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label53.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_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/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_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/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_babdc940-16ad-4f7f-93d5-1161c0d9d716/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 7127a319cf1cd9799cd1fae45aa7d7ff5ae81a2fc57d6618c5b4c58ba3671893 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:17:52,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:17:52,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:17:53,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:17:53,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:17:53,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:17:53,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:17:53,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:17:53,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:17:53,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:17:53,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:17:53,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:17:53,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:17:53,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:17:53,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:17:53,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:17:53,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:17:53,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:17:53,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:17:53,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:17:53,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:17:53,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:17:53,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:17:53,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:17:53,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:17:53,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:17:53,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:17:53,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:17:53,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:17:53,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:17:53,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:17:53,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:17:53,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:17:53,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:17:53,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:17:53,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:17:53,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:17:53,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:17:53,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:17:53,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:17:53,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:17:53,073 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:17:53,099 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:17:53,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:17:53,100 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:17:53,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:17:53,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:17:53,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:17:53,101 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:17:53,102 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:17:53,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:17:53,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:17:53,102 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:17:53,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:17:53,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:17:53,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:17:53,103 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:17:53,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:17:53,104 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:17:53,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:17:53,104 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:17:53,105 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:17:53,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:17:53,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:17:53,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:17:53,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:17:53,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:17:53,106 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:17:53,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:17:53,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:17:53,107 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_babdc940-16ad-4f7f-93d5-1161c0d9d716/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7127a319cf1cd9799cd1fae45aa7d7ff5ae81a2fc57d6618c5b4c58ba3671893 [2021-10-29 04:17:53,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:17:53,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:17:53,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:17:53,391 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:17:53,392 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:17:53,393 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2021-10-29 04:17:53,457 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/data/869848d61/18d48b963c7d40f8911774c4bd71684e/FLAG25127b118 [2021-10-29 04:17:54,037 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:17:54,039 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2021-10-29 04:17:54,061 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/data/869848d61/18d48b963c7d40f8911774c4bd71684e/FLAG25127b118 [2021-10-29 04:17:54,277 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/data/869848d61/18d48b963c7d40f8911774c4bd71684e [2021-10-29 04:17:54,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:17:54,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:17:54,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:17:54,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:17:54,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:17:54,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:54,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d7932d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54, skipping insertion in model container [2021-10-29 04:17:54,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:54,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:17:54,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:17:54,749 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_babdc940-16ad-4f7f-93d5-1161c0d9d716/sv-benchmarks/c/eca-rers2012/Problem01_label53.c[19724,19737] [2021-10-29 04:17:54,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:17:54,804 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:17:54,914 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_babdc940-16ad-4f7f-93d5-1161c0d9d716/sv-benchmarks/c/eca-rers2012/Problem01_label53.c[19724,19737] [2021-10-29 04:17:54,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:17:54,939 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:17:54,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54 WrapperNode [2021-10-29 04:17:54,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:17:54,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:17:54,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:17:54,942 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:17:54,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:54,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:55,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:17:55,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:17:55,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:17:55,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:17:55,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:55,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:55,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:55,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:55,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:55,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:55,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:55,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:17:55,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:17:55,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:17:55,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:17:55,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:17:54" (1/1) ... [2021-10-29 04:17:55,136 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:17:55,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:17:55,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:17:55,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:17:55,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:17:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:17:55,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:17:55,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:17:56,858 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:17:56,859 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:17:56,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:17:56 BoogieIcfgContainer [2021-10-29 04:17:56,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:17:56,862 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:17:56,863 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:17:56,873 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:17:56,873 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:17:56" (1/1) ... [2021-10-29 04:17:56,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:17:56,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:56,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-10-29 04:17:56,934 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-10-29 04:17:56,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-29 04:17:56,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:56,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:57,281 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 04:17:57,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:57,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 145 states and 219 transitions. [2021-10-29 04:17:57,721 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2021-10-29 04:17:57,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 04:17:57,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:57,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:57,916 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:17:58,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:58,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 146 states and 220 transitions. [2021-10-29 04:17:58,161 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2021-10-29 04:17:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-29 04:17:58,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:58,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:58,210 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 04:17:58,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:58,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 151 states and 227 transitions. [2021-10-29 04:17:58,280 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 227 transitions. [2021-10-29 04:17:58,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-29 04:17:58,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:58,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:58,460 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 04:17:59,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:59,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 226 states and 305 transitions. [2021-10-29 04:17:59,145 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 305 transitions. [2021-10-29 04:17:59,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-29 04:17:59,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:59,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:59,223 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 04:17:59,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:59,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-10-29 04:17:59,322 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-10-29 04:17:59,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-29 04:17:59,330 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:59,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:59,400 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:17:59,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:59,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 230 states and 310 transitions. [2021-10-29 04:17:59,444 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 310 transitions. [2021-10-29 04:17:59,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 04:17:59,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:59,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:59,529 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 04:17:59,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:17:59,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 238 states and 323 transitions. [2021-10-29 04:17:59,884 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 323 transitions. [2021-10-29 04:17:59,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 04:17:59,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:17:59,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:17:59,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:17:59,935 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 04:18:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 243 states and 328 transitions. [2021-10-29 04:18:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 328 transitions. [2021-10-29 04:18:00,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-29 04:18:00,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:00,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:00,096 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 04:18:00,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:00,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 249 states and 335 transitions. [2021-10-29 04:18:00,224 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 335 transitions. [2021-10-29 04:18:00,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 04:18:00,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:00,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:00,310 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:00,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 257 states and 346 transitions. [2021-10-29 04:18:00,649 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 346 transitions. [2021-10-29 04:18:00,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-29 04:18:00,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:00,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:00,705 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:00,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:00,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 259 states and 348 transitions. [2021-10-29 04:18:00,856 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 348 transitions. [2021-10-29 04:18:00,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-29 04:18:00,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:00,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:00,929 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 04:18:01,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:01,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 268 states and 360 transitions. [2021-10-29 04:18:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 360 transitions. [2021-10-29 04:18:01,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 04:18:01,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:01,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:01,274 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 04:18:01,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:01,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 272 states and 365 transitions. [2021-10-29 04:18:01,455 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 365 transitions. [2021-10-29 04:18:01,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-29 04:18:01,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:01,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:18:01,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:01,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 275 states and 371 transitions. [2021-10-29 04:18:01,897 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 371 transitions. [2021-10-29 04:18:01,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-29 04:18:01,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:01,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:01,935 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:18:02,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:02,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 280 states and 376 transitions. [2021-10-29 04:18:02,032 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 376 transitions. [2021-10-29 04:18:02,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-29 04:18:02,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:02,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:02,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:02,070 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:18:02,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:02,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 283 states and 379 transitions. [2021-10-29 04:18:02,234 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 379 transitions. [2021-10-29 04:18:02,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-29 04:18:02,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:02,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:02,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:02,290 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:02,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:02,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 300 states and 398 transitions. [2021-10-29 04:18:02,469 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 398 transitions. [2021-10-29 04:18:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-29 04:18:02,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:02,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:02,570 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:18:03,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:03,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 315 states and 418 transitions. [2021-10-29 04:18:03,198 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 418 transitions. [2021-10-29 04:18:03,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-29 04:18:03,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:03,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:03,256 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:18:03,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:03,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 317 states and 419 transitions. [2021-10-29 04:18:03,411 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 419 transitions. [2021-10-29 04:18:03,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-29 04:18:03,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:03,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:03,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:03,458 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:18:03,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:03,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 337 states and 440 transitions. [2021-10-29 04:18:03,796 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 440 transitions. [2021-10-29 04:18:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-29 04:18:03,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:03,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:03,831 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:18:04,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:04,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 351 states and 454 transitions. [2021-10-29 04:18:04,069 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 454 transitions. [2021-10-29 04:18:04,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-29 04:18:04,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:04,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:18:04,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:04,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 354 states and 458 transitions. [2021-10-29 04:18:04,204 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 458 transitions. [2021-10-29 04:18:04,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-10-29 04:18:04,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:04,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:04,324 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 04:18:04,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 362 states and 471 transitions. [2021-10-29 04:18:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 471 transitions. [2021-10-29 04:18:04,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-10-29 04:18:04,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:04,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:04,961 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 04:18:05,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:05,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 367 states and 476 transitions. [2021-10-29 04:18:05,150 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 476 transitions. [2021-10-29 04:18:05,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-29 04:18:05,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:05,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:05,270 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:05,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:05,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 372 states and 481 transitions. [2021-10-29 04:18:05,623 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 481 transitions. [2021-10-29 04:18:05,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-29 04:18:05,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:05,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:05,717 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:18:06,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:06,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 375 states and 486 transitions. [2021-10-29 04:18:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 486 transitions. [2021-10-29 04:18:06,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-29 04:18:06,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:06,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:06,240 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:18:06,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:06,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 380 states and 491 transitions. [2021-10-29 04:18:06,487 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 491 transitions. [2021-10-29 04:18:06,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-10-29 04:18:06,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:06,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:06,545 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 58 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:06,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:06,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 382 states and 493 transitions. [2021-10-29 04:18:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 493 transitions. [2021-10-29 04:18:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-29 04:18:06,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:06,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:06,763 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:18:07,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:07,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 385 states and 496 transitions. [2021-10-29 04:18:07,047 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 496 transitions. [2021-10-29 04:18:07,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 04:18:07,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:07,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:07,146 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 61 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:07,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:07,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 394 states and 510 transitions. [2021-10-29 04:18:07,650 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 510 transitions. [2021-10-29 04:18:07,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 04:18:07,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:07,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:07,716 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 61 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:07,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:07,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 398 states and 513 transitions. [2021-10-29 04:18:07,937 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 513 transitions. [2021-10-29 04:18:07,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 04:18:07,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:07,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:07,998 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 04:18:08,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:08,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 417 states and 534 transitions. [2021-10-29 04:18:08,171 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 534 transitions. [2021-10-29 04:18:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 04:18:08,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:08,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:08,276 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 49 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:09,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 461 states and 583 transitions. [2021-10-29 04:18:09,047 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 583 transitions. [2021-10-29 04:18:09,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-10-29 04:18:09,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,092 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 04:18:09,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 463 states and 585 transitions. [2021-10-29 04:18:09,291 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 585 transitions. [2021-10-29 04:18:09,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-29 04:18:09,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,329 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:18:09,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 472 states and 595 transitions. [2021-10-29 04:18:09,388 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 595 transitions. [2021-10-29 04:18:09,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-29 04:18:09,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,427 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 04:18:09,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:09,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 480 states and 606 transitions. [2021-10-29 04:18:09,488 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 606 transitions. [2021-10-29 04:18:09,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 04:18:09,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:09,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:09,583 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 04:18:10,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:10,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 520 states and 651 transitions. [2021-10-29 04:18:10,389 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 651 transitions. [2021-10-29 04:18:10,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 04:18:10,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:10,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:10,436 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 04:18:10,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:10,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 525 states and 656 transitions. [2021-10-29 04:18:10,720 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 656 transitions. [2021-10-29 04:18:10,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 04:18:10,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:10,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:10,767 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 04:18:10,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:10,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 530 states and 662 transitions. [2021-10-29 04:18:10,894 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 662 transitions. [2021-10-29 04:18:10,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-29 04:18:10,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:10,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:10,997 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 60 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:18:11,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:11,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 538 states and 670 transitions. [2021-10-29 04:18:11,476 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 670 transitions. [2021-10-29 04:18:11,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-29 04:18:11,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:11,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:11,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:11,571 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 91 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:12,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:12,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 555 states and 689 transitions. [2021-10-29 04:18:12,119 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 689 transitions. [2021-10-29 04:18:12,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-29 04:18:12,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:12,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:12,167 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:18:12,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:12,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 557 states and 691 transitions. [2021-10-29 04:18:12,458 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 691 transitions. [2021-10-29 04:18:12,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-10-29 04:18:12,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:12,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:18:12,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:12,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 574 states and 708 transitions. [2021-10-29 04:18:12,855 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 708 transitions. [2021-10-29 04:18:12,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 04:18:12,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:12,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:12,910 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:13,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:13,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 591 states and 726 transitions. [2021-10-29 04:18:13,392 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 726 transitions. [2021-10-29 04:18:13,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-10-29 04:18:13,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:13,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:13,432 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:18:13,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 594 states and 729 transitions. [2021-10-29 04:18:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 729 transitions. [2021-10-29 04:18:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-10-29 04:18:13,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:13,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:13,564 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:13,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:13,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 614 states and 750 transitions. [2021-10-29 04:18:13,778 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 750 transitions. [2021-10-29 04:18:13,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 04:18:13,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:13,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:13,993 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:15,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:15,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 754 states and 905 transitions. [2021-10-29 04:18:15,432 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 905 transitions. [2021-10-29 04:18:15,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-10-29 04:18:15,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:15,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:15,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:15,643 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:17,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:17,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 823 states and 990 transitions. [2021-10-29 04:18:17,034 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 990 transitions. [2021-10-29 04:18:17,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 04:18:17,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:17,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:17,241 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:19,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:19,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 877 states and 1051 transitions. [2021-10-29 04:18:19,069 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1051 transitions. [2021-10-29 04:18:19,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-29 04:18:19,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:19,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:19,189 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 109 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:19,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:19,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 894 states and 1068 transitions. [2021-10-29 04:18:19,969 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1068 transitions. [2021-10-29 04:18:19,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 04:18:19,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:19,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:20,135 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:20,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:20,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 907 states and 1083 transitions. [2021-10-29 04:18:20,529 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1083 transitions. [2021-10-29 04:18:20,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-10-29 04:18:20,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:20,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:20,586 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 04:18:21,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:21,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 921 states and 1100 transitions. [2021-10-29 04:18:21,106 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1100 transitions. [2021-10-29 04:18:21,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 04:18:21,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:21,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:21,428 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 110 proven. 36 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:18:22,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:22,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 968 states and 1161 transitions. [2021-10-29 04:18:22,661 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1161 transitions. [2021-10-29 04:18:22,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 04:18:22,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:22,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:22,751 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 110 proven. 36 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:18:23,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:23,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 970 states and 1164 transitions. [2021-10-29 04:18:23,028 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1164 transitions. [2021-10-29 04:18:23,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-10-29 04:18:23,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:23,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:23,090 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:18:23,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:23,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 1000 states and 1197 transitions. [2021-10-29 04:18:23,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1197 transitions. [2021-10-29 04:18:23,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-10-29 04:18:23,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:23,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:24,026 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 04:18:24,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:24,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 1019 states and 1214 transitions. [2021-10-29 04:18:24,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1214 transitions. [2021-10-29 04:18:24,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-10-29 04:18:24,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:24,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:24,652 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 115 proven. 36 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:18:25,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:25,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1036 states and 1232 transitions. [2021-10-29 04:18:25,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1232 transitions. [2021-10-29 04:18:25,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-10-29 04:18:25,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:25,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:25,592 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:26,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:26,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1066 states and 1266 transitions. [2021-10-29 04:18:26,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1266 transitions. [2021-10-29 04:18:26,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-10-29 04:18:26,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:26,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:26,726 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:27,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:27,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1088 states and 1295 transitions. [2021-10-29 04:18:27,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1295 transitions. [2021-10-29 04:18:27,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-10-29 04:18:27,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:27,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:27,913 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 108 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:28,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:28,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1092 states and 1300 transitions. [2021-10-29 04:18:28,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1300 transitions. [2021-10-29 04:18:28,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-10-29 04:18:28,892 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:28,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:29,239 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 130 proven. 49 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:18:31,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:31,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1173 states and 1401 transitions. [2021-10-29 04:18:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1401 transitions. [2021-10-29 04:18:31,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-29 04:18:31,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:31,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:31,167 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 112 proven. 6 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-29 04:18:32,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:32,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1198 states and 1429 transitions. [2021-10-29 04:18:32,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1429 transitions. [2021-10-29 04:18:32,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-29 04:18:32,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:32,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:32,233 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 138 proven. 51 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:18:32,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:32,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1213 states and 1448 transitions. [2021-10-29 04:18:32,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1448 transitions. [2021-10-29 04:18:32,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-10-29 04:18:32,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:32,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:32,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:32,732 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:18:33,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:33,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1240 states and 1481 transitions. [2021-10-29 04:18:33,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1481 transitions. [2021-10-29 04:18:33,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-10-29 04:18:33,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:33,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:33,988 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:18:34,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:34,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1242 states and 1482 transitions. [2021-10-29 04:18:34,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1482 transitions. [2021-10-29 04:18:34,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-29 04:18:34,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:34,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:34,389 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 04:18:35,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:35,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1269 states and 1515 transitions. [2021-10-29 04:18:35,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1515 transitions. [2021-10-29 04:18:35,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-29 04:18:35,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:35,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:35,348 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 04:18:35,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1271 states and 1516 transitions. [2021-10-29 04:18:35,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1516 transitions. [2021-10-29 04:18:35,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-10-29 04:18:35,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:35,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:35,783 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 142 proven. 9 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 04:18:36,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:36,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1300 states and 1547 transitions. [2021-10-29 04:18:36,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1547 transitions. [2021-10-29 04:18:36,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 04:18:36,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:36,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:36,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:36,761 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 121 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:37,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:37,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1316 states and 1564 transitions. [2021-10-29 04:18:37,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1564 transitions. [2021-10-29 04:18:37,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 04:18:37,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:37,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:37,531 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 121 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:38,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:38,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1321 states and 1568 transitions. [2021-10-29 04:18:38,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1568 transitions. [2021-10-29 04:18:38,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-10-29 04:18:38,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:38,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:38,585 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 3 proven. 167 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:18:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:40,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1353 states and 1602 transitions. [2021-10-29 04:18:40,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1602 transitions. [2021-10-29 04:18:40,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-10-29 04:18:40,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:40,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:40,496 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 119 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:41,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:41,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1367 states and 1620 transitions. [2021-10-29 04:18:41,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1620 transitions. [2021-10-29 04:18:41,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-10-29 04:18:41,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:41,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:41,353 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-10-29 04:18:42,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1390 states and 1643 transitions. [2021-10-29 04:18:42,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1643 transitions. [2021-10-29 04:18:42,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-10-29 04:18:42,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:42,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:42,833 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-10-29 04:18:42,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:42,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1392 states and 1644 transitions. [2021-10-29 04:18:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1644 transitions. [2021-10-29 04:18:42,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 04:18:42,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:42,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:43,166 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 152 proven. 65 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-10-29 04:18:44,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:45,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1439 states and 1706 transitions. [2021-10-29 04:18:45,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1706 transitions. [2021-10-29 04:18:45,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 04:18:45,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:45,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:45,501 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 69 proven. 124 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:18:49,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:49,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1599 states and 1893 transitions. [2021-10-29 04:18:49,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1893 transitions. [2021-10-29 04:18:49,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 04:18:49,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:49,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:50,033 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:52,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:52,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1653 states and 1955 transitions. [2021-10-29 04:18:52,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 1955 transitions. [2021-10-29 04:18:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-10-29 04:18:52,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:52,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:52,492 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 239 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:53,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:53,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1683 states and 1996 transitions. [2021-10-29 04:18:53,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 1996 transitions. [2021-10-29 04:18:53,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-10-29 04:18:53,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:53,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:53,625 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 239 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:18:53,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:53,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1684 states and 1996 transitions. [2021-10-29 04:18:53,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 1996 transitions. [2021-10-29 04:18:53,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-10-29 04:18:53,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:53,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:54,082 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 04:18:55,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:55,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1696 states and 2009 transitions. [2021-10-29 04:18:55,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2009 transitions. [2021-10-29 04:18:55,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-10-29 04:18:55,665 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:55,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:55,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:55,878 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 04:18:56,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:56,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 1717 states and 2033 transitions. [2021-10-29 04:18:56,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2033 transitions. [2021-10-29 04:18:56,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 04:18:56,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:56,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:56,730 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 136 proven. 65 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:18:58,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:58,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1747 states and 2073 transitions. [2021-10-29 04:18:58,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2073 transitions. [2021-10-29 04:18:58,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 04:18:58,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:58,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:58,549 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 137 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:18:58,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:18:58,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1757 states and 2088 transitions. [2021-10-29 04:18:58,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2088 transitions. [2021-10-29 04:18:58,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 04:18:58,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:18:58,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:18:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:18:59,063 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 137 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:19:01,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:01,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1799 states and 2133 transitions. [2021-10-29 04:19:01,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 2133 transitions. [2021-10-29 04:19:01,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-10-29 04:19:01,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:01,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 138 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:19:02,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:02,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1839 states and 2179 transitions. [2021-10-29 04:19:02,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2179 transitions. [2021-10-29 04:19:02,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-10-29 04:19:02,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:02,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:02,821 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 138 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:19:03,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:03,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1845 states and 2185 transitions. [2021-10-29 04:19:03,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2185 transitions. [2021-10-29 04:19:03,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-10-29 04:19:03,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:03,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:03,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:03,485 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 208 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 04:19:04,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:04,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1897 states and 2252 transitions. [2021-10-29 04:19:04,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2252 transitions. [2021-10-29 04:19:04,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-10-29 04:19:04,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:04,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:05,056 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 139 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:19:07,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:07,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1933 states and 2296 transitions. [2021-10-29 04:19:07,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2296 transitions. [2021-10-29 04:19:07,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-10-29 04:19:07,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:07,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:07,195 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 139 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:19:07,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:07,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 1935 states and 2297 transitions. [2021-10-29 04:19:07,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2297 transitions. [2021-10-29 04:19:07,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-10-29 04:19:07,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:07,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:07,751 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 140 proven. 71 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-10-29 04:19:07,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:07,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1938 states and 2300 transitions. [2021-10-29 04:19:07,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2300 transitions. [2021-10-29 04:19:07,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-10-29 04:19:07,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:07,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:07,925 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 227 proven. 9 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-29 04:19:08,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:08,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 1947 states and 2317 transitions. [2021-10-29 04:19:08,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 2317 transitions. [2021-10-29 04:19:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 04:19:08,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:08,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:08,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:08,797 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-29 04:19:10,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:10,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2359 states to 1982 states and 2359 transitions. [2021-10-29 04:19:10,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 2359 transitions. [2021-10-29 04:19:10,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 04:19:10,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:10,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:10,773 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-29 04:19:11,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:11,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 1990 states and 2370 transitions. [2021-10-29 04:19:11,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 2370 transitions. [2021-10-29 04:19:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 04:19:11,516 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:11,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:11,560 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-29 04:19:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:11,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1992 states and 2371 transitions. [2021-10-29 04:19:11,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2371 transitions. [2021-10-29 04:19:11,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 04:19:11,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:11,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:12,042 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 58 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-29 04:19:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:12,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 2017 states and 2397 transitions. [2021-10-29 04:19:12,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 2397 transitions. [2021-10-29 04:19:13,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 04:19:13,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:13,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:13,100 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:19:13,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:13,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 2030 states and 2410 transitions. [2021-10-29 04:19:13,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2410 transitions. [2021-10-29 04:19:13,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-10-29 04:19:13,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:13,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-10-29 04:19:15,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:15,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2064 states and 2447 transitions. [2021-10-29 04:19:15,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2447 transitions. [2021-10-29 04:19:15,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-10-29 04:19:15,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:15,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:16,147 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 86 proven. 141 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-29 04:19:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2160 states and 2548 transitions. [2021-10-29 04:19:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2548 transitions. [2021-10-29 04:19:18,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-10-29 04:19:18,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:18,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:18,669 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 145 proven. 72 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-29 04:19:19,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:19,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2177 states and 2565 transitions. [2021-10-29 04:19:19,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2565 transitions. [2021-10-29 04:19:19,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-10-29 04:19:19,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:19,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:19,256 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:19:19,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:19,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2190 states and 2581 transitions. [2021-10-29 04:19:19,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 2581 transitions. [2021-10-29 04:19:19,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-10-29 04:19:19,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:19,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:19,759 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:19:20,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:20,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 2207 states and 2598 transitions. [2021-10-29 04:19:20,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 2598 transitions. [2021-10-29 04:19:20,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-10-29 04:19:20,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:20,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:20,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:20,407 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 04:19:20,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:20,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2224 states and 2615 transitions. [2021-10-29 04:19:20,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2615 transitions. [2021-10-29 04:19:20,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-10-29 04:19:20,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:20,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:20,911 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-10-29 04:19:21,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:21,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2244 states and 2636 transitions. [2021-10-29 04:19:21,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2636 transitions. [2021-10-29 04:19:21,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-10-29 04:19:21,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:21,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:21,634 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-10-29 04:19:22,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:22,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 2246 states and 2637 transitions. [2021-10-29 04:19:22,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2637 transitions. [2021-10-29 04:19:22,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-10-29 04:19:22,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:22,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:22,183 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 152 proven. 83 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 04:19:22,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:22,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 2261 states and 2654 transitions. [2021-10-29 04:19:22,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 2654 transitions. [2021-10-29 04:19:22,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-10-29 04:19:22,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:22,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:22,802 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 155 proven. 86 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-10-29 04:19:24,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:24,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2298 states and 2699 transitions. [2021-10-29 04:19:24,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 2699 transitions. [2021-10-29 04:19:24,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-10-29 04:19:24,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:24,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:24,385 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 174 proven. 28 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-10-29 04:19:24,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:24,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2309 states and 2711 transitions. [2021-10-29 04:19:24,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 2711 transitions. [2021-10-29 04:19:24,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-10-29 04:19:24,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:24,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:24,962 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 243 proven. 9 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-29 04:19:26,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:26,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2324 states and 2734 transitions. [2021-10-29 04:19:26,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 2734 transitions. [2021-10-29 04:19:26,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-10-29 04:19:26,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:26,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:26,803 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 243 proven. 9 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-29 04:19:29,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:29,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 2369 states and 2784 transitions. [2021-10-29 04:19:29,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 2784 transitions. [2021-10-29 04:19:29,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-10-29 04:19:29,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:29,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:29,405 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 243 proven. 9 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-29 04:19:29,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:29,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 2370 states and 2784 transitions. [2021-10-29 04:19:29,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 2784 transitions. [2021-10-29 04:19:29,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-10-29 04:19:29,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:29,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:30,069 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-10-29 04:19:30,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:30,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 2373 states and 2787 transitions. [2021-10-29 04:19:30,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 2787 transitions. [2021-10-29 04:19:30,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 04:19:30,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:30,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:30,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:30,463 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-29 04:19:33,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:33,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 2420 states and 2850 transitions. [2021-10-29 04:19:33,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 2850 transitions. [2021-10-29 04:19:33,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 04:19:33,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:33,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:33,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:33,341 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-29 04:19:34,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:34,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2424 states and 2852 transitions. [2021-10-29 04:19:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 2852 transitions. [2021-10-29 04:19:34,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 04:19:34,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:34,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:34,367 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-29 04:19:34,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:34,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 2437 states and 2865 transitions. [2021-10-29 04:19:34,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 2865 transitions. [2021-10-29 04:19:34,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-10-29 04:19:34,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:34,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:34,923 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-10-29 04:19:36,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:36,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 2471 states and 2906 transitions. [2021-10-29 04:19:36,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 2906 transitions. [2021-10-29 04:19:36,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-10-29 04:19:36,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:36,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:36,851 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-10-29 04:19:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:37,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 2499 states and 2933 transitions. [2021-10-29 04:19:37,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states and 2933 transitions. [2021-10-29 04:19:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-10-29 04:19:37,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:37,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:38,089 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-10-29 04:19:40,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:40,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2538 states and 2985 transitions. [2021-10-29 04:19:40,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 2985 transitions. [2021-10-29 04:19:40,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-10-29 04:19:40,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:40,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:40,205 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-10-29 04:19:40,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:40,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2541 states and 2990 transitions. [2021-10-29 04:19:40,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 2990 transitions. [2021-10-29 04:19:40,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-10-29 04:19:40,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:40,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:40,796 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 219 proven. 100 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 04:19:42,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:42,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 2565 states and 3016 transitions. [2021-10-29 04:19:42,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 3016 transitions. [2021-10-29 04:19:42,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-10-29 04:19:42,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:42,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:42,258 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 219 proven. 100 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 04:19:42,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:42,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 2567 states and 3017 transitions. [2021-10-29 04:19:42,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 3017 transitions. [2021-10-29 04:19:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-10-29 04:19:42,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:42,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:42,811 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-10-29 04:19:43,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:43,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 2574 states and 3024 transitions. [2021-10-29 04:19:43,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 3024 transitions. [2021-10-29 04:19:43,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-10-29 04:19:43,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:43,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:43,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:43,121 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-10-29 04:19:43,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:43,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2576 states and 3025 transitions. [2021-10-29 04:19:43,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 3025 transitions. [2021-10-29 04:19:43,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-10-29 04:19:43,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:43,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:43,842 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 106 proven. 160 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-10-29 04:19:47,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 2684 states and 3155 transitions. [2021-10-29 04:19:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 3155 transitions. [2021-10-29 04:19:47,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-10-29 04:19:47,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:47,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 201 proven. 127 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:19:49,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:49,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 2721 states and 3204 transitions. [2021-10-29 04:19:49,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3204 transitions. [2021-10-29 04:19:49,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-10-29 04:19:49,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:49,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 201 proven. 127 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:19:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:51,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 2743 states and 3229 transitions. [2021-10-29 04:19:51,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 3229 transitions. [2021-10-29 04:19:51,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-10-29 04:19:51,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:51,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:51,423 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 201 proven. 127 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:19:52,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:52,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 2759 states and 3250 transitions. [2021-10-29 04:19:52,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2759 states and 3250 transitions. [2021-10-29 04:19:52,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-10-29 04:19:52,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:52,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:52,452 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 201 proven. 127 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:19:53,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:53,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 2766 states and 3261 transitions. [2021-10-29 04:19:53,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 3261 transitions. [2021-10-29 04:19:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-10-29 04:19:53,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:53,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:53,180 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 201 proven. 127 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:19:53,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:53,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 2773 states and 3272 transitions. [2021-10-29 04:19:53,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 3272 transitions. [2021-10-29 04:19:53,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:19:53,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:53,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:53,844 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 166 proven. 97 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-10-29 04:19:55,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:55,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 2798 states and 3299 transitions. [2021-10-29 04:19:55,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3299 transitions. [2021-10-29 04:19:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:19:55,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:55,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:55,138 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 04:19:56,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:56,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3321 states to 2814 states and 3321 transitions. [2021-10-29 04:19:56,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 3321 transitions. [2021-10-29 04:19:56,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:19:56,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:56,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:56,968 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 04:19:57,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:57,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 2816 states and 3322 transitions. [2021-10-29 04:19:57,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 3322 transitions. [2021-10-29 04:19:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 04:19:57,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:57,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:57,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:57,663 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 04:19:58,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:58,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 2819 states and 3324 transitions. [2021-10-29 04:19:58,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 3324 transitions. [2021-10-29 04:19:58,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-10-29 04:19:58,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:58,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:58,823 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 169 proven. 100 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-10-29 04:19:58,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:19:58,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 2833 states and 3338 transitions. [2021-10-29 04:19:58,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 3338 transitions. [2021-10-29 04:19:58,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-10-29 04:19:58,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:19:58,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:19:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:19:59,029 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 261 proven. 9 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 04:20:01,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:01,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 2869 states and 3382 transitions. [2021-10-29 04:20:01,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 3382 transitions. [2021-10-29 04:20:01,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-10-29 04:20:01,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:01,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:01,587 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 261 proven. 9 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 04:20:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:02,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 2871 states and 3383 transitions. [2021-10-29 04:20:02,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 3383 transitions. [2021-10-29 04:20:02,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-10-29 04:20:02,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:02,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:02,167 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 169 proven. 100 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-10-29 04:20:02,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:02,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 2874 states and 3386 transitions. [2021-10-29 04:20:02,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 3386 transitions. [2021-10-29 04:20:02,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-10-29 04:20:02,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:02,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:02,391 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 168 proven. 99 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-29 04:20:04,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:04,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 2925 states and 3442 transitions. [2021-10-29 04:20:04,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 3442 transitions. [2021-10-29 04:20:04,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-10-29 04:20:04,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:04,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:04,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:04,766 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 168 proven. 99 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-29 04:20:06,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:06,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 2941 states and 3460 transitions. [2021-10-29 04:20:06,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 3460 transitions. [2021-10-29 04:20:06,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 04:20:06,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:06,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:06,254 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 172 proven. 103 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-10-29 04:20:06,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:06,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3463 states to 2944 states and 3463 transitions. [2021-10-29 04:20:06,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 3463 transitions. [2021-10-29 04:20:06,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 04:20:06,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:06,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:06,418 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 272 proven. 9 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 04:20:09,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:09,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 2983 states and 3510 transitions. [2021-10-29 04:20:09,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 3510 transitions. [2021-10-29 04:20:09,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 04:20:09,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:09,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:09,904 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 272 proven. 9 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 04:20:12,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:12,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 3019 states and 3550 transitions. [2021-10-29 04:20:12,565 INFO L276 IsEmpty]: Start isEmpty. Operand 3019 states and 3550 transitions. [2021-10-29 04:20:12,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 04:20:12,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:12,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:12,626 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 272 proven. 9 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 04:20:13,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:13,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 3021 states and 3551 transitions. [2021-10-29 04:20:13,256 INFO L276 IsEmpty]: Start isEmpty. Operand 3021 states and 3551 transitions. [2021-10-29 04:20:13,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 04:20:13,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:13,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:13,334 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 272 proven. 9 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 04:20:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:14,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 3023 states and 3552 transitions. [2021-10-29 04:20:14,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3023 states and 3552 transitions. [2021-10-29 04:20:14,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 04:20:14,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:14,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:14,166 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 172 proven. 103 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-10-29 04:20:14,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3556 states to 3026 states and 3556 transitions. [2021-10-29 04:20:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 3026 states and 3556 transitions. [2021-10-29 04:20:14,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-10-29 04:20:14,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:14,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:14,993 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 179 proven. 104 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 04:20:18,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:18,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3596 states to 3058 states and 3596 transitions. [2021-10-29 04:20:18,710 INFO L276 IsEmpty]: Start isEmpty. Operand 3058 states and 3596 transitions. [2021-10-29 04:20:18,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-10-29 04:20:18,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:18,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:18,799 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 173 proven. 104 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-10-29 04:20:19,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:19,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 3082 states and 3622 transitions. [2021-10-29 04:20:19,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 3622 transitions. [2021-10-29 04:20:19,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 04:20:19,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:19,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:19,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:19,754 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 174 proven. 105 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 04:20:23,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:23,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 3163 states and 3716 transitions. [2021-10-29 04:20:23,336 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 3716 transitions. [2021-10-29 04:20:23,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-10-29 04:20:23,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:23,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:23,449 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 175 proven. 106 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-10-29 04:20:23,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:23,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 3166 states and 3720 transitions. [2021-10-29 04:20:23,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 3720 transitions. [2021-10-29 04:20:23,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:20:23,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:23,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:24,415 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 228 proven. 38 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-10-29 04:20:27,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:27,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 3175 states and 3733 transitions. [2021-10-29 04:20:27,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3175 states and 3733 transitions. [2021-10-29 04:20:27,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:20:27,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:27,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:27,110 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 228 proven. 38 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-10-29 04:20:27,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:27,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3178 states and 3735 transitions. [2021-10-29 04:20:27,746 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 3735 transitions. [2021-10-29 04:20:27,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:20:27,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:27,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:27,964 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:20:28,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:28,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 3194 states and 3752 transitions. [2021-10-29 04:20:28,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 3752 transitions. [2021-10-29 04:20:28,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:20:28,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:28,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:28,953 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:20:34,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:34,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 3240 states and 3819 transitions. [2021-10-29 04:20:34,571 INFO L276 IsEmpty]: Start isEmpty. Operand 3240 states and 3819 transitions. [2021-10-29 04:20:34,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:20:34,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:34,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:34,649 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:20:35,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:35,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 3248 states and 3827 transitions. [2021-10-29 04:20:35,651 INFO L276 IsEmpty]: Start isEmpty. Operand 3248 states and 3827 transitions. [2021-10-29 04:20:35,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:20:35,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:35,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:35,716 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:20:36,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:36,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3249 states and 3828 transitions. [2021-10-29 04:20:36,477 INFO L276 IsEmpty]: Start isEmpty. Operand 3249 states and 3828 transitions. [2021-10-29 04:20:36,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:20:36,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:36,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:36,668 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:20:37,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:37,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 3265 states and 3844 transitions. [2021-10-29 04:20:37,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3265 states and 3844 transitions. [2021-10-29 04:20:37,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:20:37,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:37,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:37,433 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:20:38,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:38,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 3281 states and 3860 transitions. [2021-10-29 04:20:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 3860 transitions. [2021-10-29 04:20:38,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:20:38,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:38,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:38,191 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-10-29 04:20:38,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:38,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 3298 states and 3878 transitions. [2021-10-29 04:20:38,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3298 states and 3878 transitions. [2021-10-29 04:20:38,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 04:20:38,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:38,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:38,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:39,220 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:20:43,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:43,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 3337 states and 3920 transitions. [2021-10-29 04:20:43,275 INFO L276 IsEmpty]: Start isEmpty. Operand 3337 states and 3920 transitions. [2021-10-29 04:20:43,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-10-29 04:20:43,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:43,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:43,353 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-10-29 04:20:44,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:44,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3936 states to 3353 states and 3936 transitions. [2021-10-29 04:20:44,301 INFO L276 IsEmpty]: Start isEmpty. Operand 3353 states and 3936 transitions. [2021-10-29 04:20:44,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-29 04:20:44,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:44,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:44,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:44,356 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-10-29 04:20:45,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:45,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3959 states to 3373 states and 3959 transitions. [2021-10-29 04:20:45,454 INFO L276 IsEmpty]: Start isEmpty. Operand 3373 states and 3959 transitions. [2021-10-29 04:20:45,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-29 04:20:45,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:45,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:45,544 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-10-29 04:20:48,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:48,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3394 states and 3984 transitions. [2021-10-29 04:20:48,063 INFO L276 IsEmpty]: Start isEmpty. Operand 3394 states and 3984 transitions. [2021-10-29 04:20:48,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-29 04:20:48,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:48,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:48,308 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-10-29 04:20:49,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:49,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3408 states and 3999 transitions. [2021-10-29 04:20:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 3408 states and 3999 transitions. [2021-10-29 04:20:49,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-10-29 04:20:49,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:49,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:49,158 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 186 proven. 111 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 04:20:49,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:49,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 3418 states and 4009 transitions. [2021-10-29 04:20:49,471 INFO L276 IsEmpty]: Start isEmpty. Operand 3418 states and 4009 transitions. [2021-10-29 04:20:49,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-10-29 04:20:49,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:49,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:49,525 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2021-10-29 04:20:51,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:51,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 3420 states and 4013 transitions. [2021-10-29 04:20:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3420 states and 4013 transitions. [2021-10-29 04:20:51,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-10-29 04:20:51,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:51,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:51,187 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2021-10-29 04:20:56,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:56,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4077 states to 3477 states and 4077 transitions. [2021-10-29 04:20:56,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 4077 transitions. [2021-10-29 04:20:56,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-10-29 04:20:56,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:56,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2021-10-29 04:20:57,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:57,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 3491 states and 4090 transitions. [2021-10-29 04:20:57,803 INFO L276 IsEmpty]: Start isEmpty. Operand 3491 states and 4090 transitions. [2021-10-29 04:20:57,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-10-29 04:20:57,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:57,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:57,855 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2021-10-29 04:20:58,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:58,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 3493 states and 4092 transitions. [2021-10-29 04:20:58,588 INFO L276 IsEmpty]: Start isEmpty. Operand 3493 states and 4092 transitions. [2021-10-29 04:20:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-10-29 04:20:58,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:58,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:58,675 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 179 proven. 107 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-10-29 04:20:59,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:20:59,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 3505 states and 4106 transitions. [2021-10-29 04:20:59,584 INFO L276 IsEmpty]: Start isEmpty. Operand 3505 states and 4106 transitions. [2021-10-29 04:20:59,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-10-29 04:20:59,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:20:59,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:20:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:20:59,637 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2021-10-29 04:21:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:00,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4122 states to 3519 states and 4122 transitions. [2021-10-29 04:21:00,770 INFO L276 IsEmpty]: Start isEmpty. Operand 3519 states and 4122 transitions. [2021-10-29 04:21:00,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-10-29 04:21:00,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:00,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:00,877 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 185 proven. 152 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:21:02,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:02,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4145 states to 3540 states and 4145 transitions. [2021-10-29 04:21:02,903 INFO L276 IsEmpty]: Start isEmpty. Operand 3540 states and 4145 transitions. [2021-10-29 04:21:02,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-10-29 04:21:02,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:02,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:03,011 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 185 proven. 152 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:21:04,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:04,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 3543 states and 4148 transitions. [2021-10-29 04:21:04,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 4148 transitions. [2021-10-29 04:21:04,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 04:21:04,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:04,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:04,159 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2021-10-29 04:21:04,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:04,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4152 states to 3548 states and 4152 transitions. [2021-10-29 04:21:04,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3548 states and 4152 transitions. [2021-10-29 04:21:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 04:21:04,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:04,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:04,863 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 189 proven. 114 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 04:21:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:05,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4156 states to 3551 states and 4156 transitions. [2021-10-29 04:21:05,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 4156 transitions. [2021-10-29 04:21:05,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 04:21:05,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:05,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:05,581 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 125 proven. 170 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-10-29 04:21:12,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:12,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 3680 states and 4302 transitions. [2021-10-29 04:21:12,196 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 4302 transitions. [2021-10-29 04:21:12,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-10-29 04:21:12,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:12,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:12,259 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-10-29 04:21:14,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:14,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4337 states to 3707 states and 4337 transitions. [2021-10-29 04:21:14,651 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 4337 transitions. [2021-10-29 04:21:14,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-10-29 04:21:14,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:14,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:14,715 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 310 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-10-29 04:21:15,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:15,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4339 states to 3709 states and 4339 transitions. [2021-10-29 04:21:15,580 INFO L276 IsEmpty]: Start isEmpty. Operand 3709 states and 4339 transitions. [2021-10-29 04:21:15,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-10-29 04:21:15,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:15,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:16,219 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 237 proven. 185 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 04:21:21,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:21,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4465 states to 3820 states and 4465 transitions. [2021-10-29 04:21:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3820 states and 4465 transitions. [2021-10-29 04:21:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-10-29 04:21:21,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:21,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:22,264 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 298 proven. 152 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:21:27,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:27,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4520 states to 3860 states and 4520 transitions. [2021-10-29 04:21:27,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3860 states and 4520 transitions. [2021-10-29 04:21:27,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-10-29 04:21:27,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:27,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:27,444 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 298 proven. 152 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:21:29,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:29,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4539 states to 3879 states and 4539 transitions. [2021-10-29 04:21:29,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 4539 transitions. [2021-10-29 04:21:29,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-10-29 04:21:29,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:29,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:30,029 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 200 proven. 180 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:21:35,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4660 states to 3989 states and 4660 transitions. [2021-10-29 04:21:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3989 states and 4660 transitions. [2021-10-29 04:21:35,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-10-29 04:21:35,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:35,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:35,565 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 296 proven. 124 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-10-29 04:21:40,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:40,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4703 states to 4030 states and 4703 transitions. [2021-10-29 04:21:40,103 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 4703 transitions. [2021-10-29 04:21:40,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-10-29 04:21:40,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:40,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:40,157 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-10-29 04:21:42,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:42,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4714 states to 4039 states and 4714 transitions. [2021-10-29 04:21:42,420 INFO L276 IsEmpty]: Start isEmpty. Operand 4039 states and 4714 transitions. [2021-10-29 04:21:42,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-10-29 04:21:42,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:42,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:42,489 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-10-29 04:21:43,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:43,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4715 states to 4041 states and 4715 transitions. [2021-10-29 04:21:43,222 INFO L276 IsEmpty]: Start isEmpty. Operand 4041 states and 4715 transitions. [2021-10-29 04:21:43,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-10-29 04:21:43,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:43,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:43,978 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 279 proven. 206 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-10-29 04:21:55,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:55,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4790 states to 4098 states and 4790 transitions. [2021-10-29 04:21:55,301 INFO L276 IsEmpty]: Start isEmpty. Operand 4098 states and 4790 transitions. [2021-10-29 04:21:55,303 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:21:55,303 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 185 iterations. [2021-10-29 04:21:55,309 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:22:17,877 INFO L565 CodeCheckObserver]: Invariant with dag size 29 [2021-10-29 04:22:17,892 INFO L565 CodeCheckObserver]: Invariant with dag size 29 [2021-10-29 04:22:17,894 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:22:17,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:22:17 ImpRootNode [2021-10-29 04:22:17,895 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:22:17,896 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:22:17,896 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:22:17,896 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:22:17,897 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:17:56" (3/4) ... [2021-10-29 04:22:17,900 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:22:17,934 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 108 nodes and edges [2021-10-29 04:22:17,936 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 04:22:17,937 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:22:17,939 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:22:18,081 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:22:18,081 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:22:18,083 INFO L168 Benchmark]: Toolchain (without parser) took 263801.62 ms. Allocated memory was 90.2 MB in the beginning and 5.0 GB in the end (delta: 4.9 GB). Free memory was 50.9 MB in the beginning and 4.1 GB in the end (delta: -4.0 GB). Peak memory consumption was 827.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:22:18,083 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 90.2 MB. Free memory is still 69.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:22:18,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.31 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 50.7 MB in the beginning and 72.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:22:18,084 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.36 ms. Allocated memory is still 115.3 MB. Free memory was 72.9 MB in the beginning and 67.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:22:18,084 INFO L168 Benchmark]: Boogie Preprocessor took 83.33 ms. Allocated memory is still 115.3 MB. Free memory was 67.1 MB in the beginning and 62.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:22:18,085 INFO L168 Benchmark]: RCFGBuilder took 1740.72 ms. Allocated memory is still 115.3 MB. Free memory was 62.9 MB in the beginning and 47.0 MB in the end (delta: 15.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:22:18,085 INFO L168 Benchmark]: CodeCheck took 261032.67 ms. Allocated memory was 115.3 MB in the beginning and 5.0 GB in the end (delta: 4.8 GB). Free memory was 47.0 MB in the beginning and 4.1 GB in the end (delta: -4.1 GB). Peak memory consumption was 966.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:22:18,086 INFO L168 Benchmark]: Witness Printer took 185.72 ms. Allocated memory is still 5.0 GB. Free memory was 4.1 GB in the beginning and 4.1 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 04:22:18,088 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: 238.3s, OverallIterations: 185, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 5448 SDtfs, 774129008 SDslu, 32688 SDs, 0 SdLazy, -350926954 SolverSat, -1332481078 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1229.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 238884 GetRequests, 227519 SyntacticMatches, 9693 SemanticMatches, 1672 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1756938 ImplicationChecksByTransitivity, 196.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.3s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 18.1s InterpolantComputationTime, 35951 NumberOfCodeBlocks, 35951 NumberOfCodeBlocksAsserted, 184 NumberOfCheckSat, 35767 ConstructedInterpolants, 0 QuantifiedInterpolants, 197272 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 184 InterpolantComputations, 87 PerfectInterpolantSequences, 35873/42557 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: 528]: 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: (((((((a12 == 8 && 5 == a16) && !(a17 == 1)) && a21 == 1) && a7 == 1) || ((((!(a20 == 1) && a12 == 8) && !(a17 == 1)) && a21 == 1) && a16 == 4)) || ((((!(a20 == 1) && a12 == 8) && 5 == a16) && !(a17 == 1)) && a21 == 1)) || ((((a12 == 8 && !(a7 == 1)) && a21 == 1) && a20 == 1) && a16 == 4)) || !(14 == a8) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (((((((a12 == 8 && 5 == a16) && !(a17 == 1)) && a21 == 1) && a7 == 1) || ((((!(a20 == 1) && a12 == 8) && !(a17 == 1)) && a21 == 1) && a16 == 4)) || ((((!(a20 == 1) && a12 == 8) && 5 == a16) && !(a17 == 1)) && a21 == 1)) || ((((a12 == 8 && !(a7 == 1)) && a21 == 1) && a20 == 1) && a16 == 4)) || !(14 == a8) - 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 0.26 ms. Allocated memory is still 90.2 MB. Free memory is still 69.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 658.31 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 50.7 MB in the beginning and 72.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.36 ms. Allocated memory is still 115.3 MB. Free memory was 72.9 MB in the beginning and 67.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.33 ms. Allocated memory is still 115.3 MB. Free memory was 67.1 MB in the beginning and 62.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1740.72 ms. Allocated memory is still 115.3 MB. Free memory was 62.9 MB in the beginning and 47.0 MB in the end (delta: 15.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. * CodeCheck took 261032.67 ms. Allocated memory was 115.3 MB in the beginning and 5.0 GB in the end (delta: 4.8 GB). Free memory was 47.0 MB in the beginning and 4.1 GB in the end (delta: -4.1 GB). Peak memory consumption was 966.0 MB. Max. memory is 16.1 GB. * Witness Printer took 185.72 ms. Allocated memory is still 5.0 GB. Free memory was 4.1 GB in the beginning and 4.1 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 04:22:18,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_babdc940-16ad-4f7f-93d5-1161c0d9d716/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...