./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e --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 c51b17720ce1dad8733576d816f307564aabdff8c7a86cf8d9848ed8571cafd2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:57:27,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:57:27,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:57:27,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:57:27,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:57:27,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:57:27,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:57:27,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:57:27,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:57:27,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:57:27,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:57:27,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:57:27,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:57:27,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:57:27,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:57:27,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:57:27,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:57:27,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:57:27,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:57:27,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:57:27,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:57:27,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:57:27,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:57:27,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:57:27,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:57:27,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:57:27,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:57:27,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:57:27,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:57:27,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:57:27,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:57:27,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:57:27,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:57:27,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:57:27,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:57:27,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:57:27,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:57:27,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:57:27,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:57:27,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:57:27,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:57:27,902 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 21:57:27,932 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:57:27,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:57:27,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:57:27,934 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:57:27,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:57:27,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:57:27,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:57:27,936 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:57:27,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:57:27,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:57:27,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:57:27,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:57:27,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:57:27,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:57:27,938 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:57:27,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:57:27,939 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:57:27,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:57:27,940 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:57:27,940 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:57:27,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:57:27,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:57:27,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:57:27,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:57:27,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:57:27,942 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:57:27,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:57:27,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:57:27,943 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_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c51b17720ce1dad8733576d816f307564aabdff8c7a86cf8d9848ed8571cafd2 [2021-11-13 21:57:28,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:57:28,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:57:28,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:57:28,287 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:57:28,288 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:57:28,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind.c [2021-11-13 21:57:28,387 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/data/4356fbacc/b654e0dd7c2f49e5bd298eeb94680ed0/FLAG95f78be1b [2021-11-13 21:57:28,958 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:57:28,959 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/sv-benchmarks/c/array-cav19/array_init_var_plus_ind.c [2021-11-13 21:57:28,973 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/data/4356fbacc/b654e0dd7c2f49e5bd298eeb94680ed0/FLAG95f78be1b [2021-11-13 21:57:29,338 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/data/4356fbacc/b654e0dd7c2f49e5bd298eeb94680ed0 [2021-11-13 21:57:29,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:57:29,344 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:57:29,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:57:29,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:57:29,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:57:29,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c72fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29, skipping insertion in model container [2021-11-13 21:57:29,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:57:29,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:57:29,701 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_bbd1a071-b2c0-4c58-b2b1-51f21925926a/sv-benchmarks/c/array-cav19/array_init_var_plus_ind.c[414,427] [2021-11-13 21:57:29,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:57:29,740 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:57:29,759 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_bbd1a071-b2c0-4c58-b2b1-51f21925926a/sv-benchmarks/c/array-cav19/array_init_var_plus_ind.c[414,427] [2021-11-13 21:57:29,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:57:29,790 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:57:29,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29 WrapperNode [2021-11-13 21:57:29,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:57:29,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:57:29,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:57:29,795 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:57:29,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:57:29,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:57:29,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:57:29,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:57:29,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:57:29,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:57:29,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:57:29,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:57:29,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:29" (1/1) ... [2021-11-13 21:57:29,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:57:29,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:57:29,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:57:29,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bbd1a071-b2c0-4c58-b2b1-51f21925926a/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:57:30,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:57:30,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:57:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 21:57:30,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:57:30,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:57:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 21:57:30,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 21:57:30,412 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:57:30,412 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 21:57:30,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:57:30 BoogieIcfgContainer [2021-11-13 21:57:30,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:57:30,425 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:57:30,426 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:57:30,439 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:57:30,449 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:57:30" (1/1) ... [2021-11-13 21:57:30,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:57:30,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:30,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-13 21:57:30,579 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-13 21:57:30,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 21:57:30,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:30,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:30,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:30,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:30,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-13 21:57:30,934 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-13 21:57:30,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 21:57:30,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:30,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:31,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:31,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:31,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-13 21:57:31,123 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-13 21:57:31,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 21:57:31,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:31,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:31,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:31,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2021-11-13 21:57:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2021-11-13 21:57:31,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 21:57:31,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:31,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:31,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:31,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:31,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2021-11-13 21:57:31,493 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2021-11-13 21:57:31,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 21:57:31,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:31,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:31,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:31,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:31,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2021-11-13 21:57:31,989 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2021-11-13 21:57:31,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 21:57:31,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:31,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:32,302 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:33,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2021-11-13 21:57:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2021-11-13 21:57:33,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 21:57:33,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:33,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:33,618 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:33,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:33,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2021-11-13 21:57:33,925 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2021-11-13 21:57:33,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 21:57:33,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:33,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:34,309 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:35,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:35,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2021-11-13 21:57:35,236 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2021-11-13 21:57:35,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 21:57:35,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:35,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:35,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:35,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2021-11-13 21:57:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-13 21:57:35,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 21:57:35,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:35,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:36,072 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:37,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:37,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 36 states and 61 transitions. [2021-11-13 21:57:37,647 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 61 transitions. [2021-11-13 21:57:37,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 21:57:37,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:37,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:37,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:37,987 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:38,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:38,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 65 transitions. [2021-11-13 21:57:38,686 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 65 transitions. [2021-11-13 21:57:38,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 21:57:38,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:38,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:39,330 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:41,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:41,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 44 states and 78 transitions. [2021-11-13 21:57:41,785 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 78 transitions. [2021-11-13 21:57:41,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 21:57:41,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:41,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:41,925 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:42,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:42,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 46 states and 85 transitions. [2021-11-13 21:57:42,462 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2021-11-13 21:57:42,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 21:57:42,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:42,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:42,564 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:42,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:42,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 48 states and 87 transitions. [2021-11-13 21:57:42,888 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 87 transitions. [2021-11-13 21:57:42,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 21:57:42,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:42,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:43,283 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:43,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:43,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2021-11-13 21:57:43,998 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2021-11-13 21:57:43,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 21:57:43,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:44,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:44,140 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:45,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:45,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2021-11-13 21:57:45,193 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2021-11-13 21:57:45,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 21:57:45,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:45,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:45,760 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:48,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:48,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 54 states and 96 transitions. [2021-11-13 21:57:48,192 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 96 transitions. [2021-11-13 21:57:48,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 21:57:48,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:48,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:48,307 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:48,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:48,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 56 states and 104 transitions. [2021-11-13 21:57:48,950 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 104 transitions. [2021-11-13 21:57:48,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 21:57:48,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:48,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:49,104 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:49,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:49,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 56 states and 103 transitions. [2021-11-13 21:57:49,526 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 103 transitions. [2021-11-13 21:57:49,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 21:57:49,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:49,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:49,617 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:50,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:50,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 57 states and 106 transitions. [2021-11-13 21:57:50,285 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 106 transitions. [2021-11-13 21:57:50,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 21:57:50,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:50,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:50,614 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:52,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:52,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 60 states and 109 transitions. [2021-11-13 21:57:52,266 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 109 transitions. [2021-11-13 21:57:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 21:57:52,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:52,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:54,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:54,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 64 states and 120 transitions. [2021-11-13 21:57:54,283 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 120 transitions. [2021-11-13 21:57:54,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 21:57:54,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:54,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:54,452 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:55,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:55,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 66 states and 128 transitions. [2021-11-13 21:57:55,471 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2021-11-13 21:57:55,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 21:57:55,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:55,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:55,730 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:57:56,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:56,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2021-11-13 21:57:56,301 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2021-11-13 21:57:56,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 21:57:56,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:56,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:57,628 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:04,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:04,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 77 states and 155 transitions. [2021-11-13 21:58:04,120 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 155 transitions. [2021-11-13 21:58:04,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 21:58:04,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:04,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:04,364 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:05,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:05,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 81 states and 165 transitions. [2021-11-13 21:58:05,777 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 165 transitions. [2021-11-13 21:58:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 21:58:05,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:05,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:05,894 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:06,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:06,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 83 states and 167 transitions. [2021-11-13 21:58:06,409 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 167 transitions. [2021-11-13 21:58:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 21:58:06,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:06,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:06,518 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:07,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:07,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2021-11-13 21:58:07,672 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2021-11-13 21:58:07,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 21:58:07,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:07,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:07,873 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:08,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:08,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 87 states and 178 transitions. [2021-11-13 21:58:08,940 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 178 transitions. [2021-11-13 21:58:08,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 21:58:08,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:08,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:09,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:09,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 89 states and 183 transitions. [2021-11-13 21:58:09,808 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 183 transitions. [2021-11-13 21:58:09,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 21:58:09,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:09,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:10,984 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:16,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:16,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 96 states and 203 transitions. [2021-11-13 21:58:16,419 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 203 transitions. [2021-11-13 21:58:16,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 21:58:16,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:16,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:16,764 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 20 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:18,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:18,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 100 states and 215 transitions. [2021-11-13 21:58:18,664 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 215 transitions. [2021-11-13 21:58:18,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 21:58:18,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:18,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:18,790 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:19,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:19,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 102 states and 218 transitions. [2021-11-13 21:58:19,791 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 218 transitions. [2021-11-13 21:58:19,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 21:58:19,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:19,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:19,912 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:20,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:20,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 104 states and 220 transitions. [2021-11-13 21:58:20,632 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 220 transitions. [2021-11-13 21:58:20,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 21:58:20,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:20,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:20,749 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:21,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:21,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 100 states and 212 transitions. [2021-11-13 21:58:21,450 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 212 transitions. [2021-11-13 21:58:21,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 21:58:21,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:21,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:21,676 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:23,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:23,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 102 states and 222 transitions. [2021-11-13 21:58:23,063 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 222 transitions. [2021-11-13 21:58:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 21:58:23,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:23,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:23,453 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:24,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:24,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 104 states and 227 transitions. [2021-11-13 21:58:24,325 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 227 transitions. [2021-11-13 21:58:24,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 21:58:24,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:24,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:24,644 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:26,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:26,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 108 states and 239 transitions. [2021-11-13 21:58:26,605 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 239 transitions. [2021-11-13 21:58:26,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 21:58:26,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:26,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:27,284 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:28,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:28,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 108 states and 238 transitions. [2021-11-13 21:58:28,457 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 238 transitions. [2021-11-13 21:58:28,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 21:58:28,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:28,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:30,536 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:41,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:41,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 120 states and 270 transitions. [2021-11-13 21:58:41,874 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 270 transitions. [2021-11-13 21:58:41,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 21:58:41,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:41,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:42,156 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:43,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:43,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 122 states and 281 transitions. [2021-11-13 21:58:43,834 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 281 transitions. [2021-11-13 21:58:43,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 21:58:43,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:43,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:43,915 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 124 states and 284 transitions. [2021-11-13 21:58:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 284 transitions. [2021-11-13 21:58:45,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 21:58:45,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:45,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:45,640 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 12 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:46,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:46,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 126 states and 289 transitions. [2021-11-13 21:58:46,573 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 289 transitions. [2021-11-13 21:58:46,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 21:58:46,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:46,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:46,642 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:47,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:47,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 128 states and 291 transitions. [2021-11-13 21:58:47,361 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 291 transitions. [2021-11-13 21:58:47,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 21:58:47,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:47,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:47,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:47,427 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:49,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:49,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 130 states and 293 transitions. [2021-11-13 21:58:49,087 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 293 transitions. [2021-11-13 21:58:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 21:58:49,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:49,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:49,477 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 42 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:51,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:51,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 134 states and 306 transitions. [2021-11-13 21:58:51,484 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 306 transitions. [2021-11-13 21:58:51,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 21:58:51,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:51,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:52,081 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:58:53,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:53,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 134 states and 305 transitions. [2021-11-13 21:58:53,536 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 305 transitions. [2021-11-13 21:58:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 21:58:53,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:53,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:56,132 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:09,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:09,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 146 states and 349 transitions. [2021-11-13 21:59:09,245 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 349 transitions. [2021-11-13 21:59:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 21:59:09,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:09,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:11,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 148 states and 361 transitions. [2021-11-13 21:59:11,233 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 361 transitions. [2021-11-13 21:59:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 21:59:11,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:11,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:11,411 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:12,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:12,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 148 states and 360 transitions. [2021-11-13 21:59:12,307 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 360 transitions. [2021-11-13 21:59:12,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 21:59:12,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:12,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:12,805 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 20 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:13,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:13,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 150 states and 365 transitions. [2021-11-13 21:59:13,846 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 365 transitions. [2021-11-13 21:59:13,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 21:59:13,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:13,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:14,023 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:14,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:14,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 152 states and 367 transitions. [2021-11-13 21:59:14,964 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 367 transitions. [2021-11-13 21:59:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 21:59:14,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:14,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:15,136 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:16,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:16,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 154 states and 369 transitions. [2021-11-13 21:59:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 369 transitions. [2021-11-13 21:59:16,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 21:59:16,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:16,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:16,269 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:17,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:17,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 148 states and 358 transitions. [2021-11-13 21:59:17,234 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 358 transitions. [2021-11-13 21:59:17,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 21:59:17,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:17,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:17,625 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 56 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:20,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 152 states and 373 transitions. [2021-11-13 21:59:20,004 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 373 transitions. [2021-11-13 21:59:20,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 21:59:20,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:20,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:20,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:20,485 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 6 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:22,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:22,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 152 states and 372 transitions. [2021-11-13 21:59:22,008 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 372 transitions. [2021-11-13 21:59:22,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 21:59:22,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:22,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:22,264 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:23,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:23,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 154 states and 384 transitions. [2021-11-13 21:59:23,933 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 384 transitions. [2021-11-13 21:59:23,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 21:59:23,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:23,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:24,458 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 30 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:25,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:25,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 156 states and 389 transitions. [2021-11-13 21:59:25,545 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 389 transitions. [2021-11-13 21:59:25,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 21:59:25,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:25,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:26,113 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:27,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:27,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 156 states and 388 transitions. [2021-11-13 21:59:27,445 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 388 transitions. [2021-11-13 21:59:27,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 21:59:27,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:27,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:30,850 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:48,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:48,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 168 states and 427 transitions. [2021-11-13 21:59:48,076 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 427 transitions. [2021-11-13 21:59:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 21:59:48,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:48,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:48,574 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 72 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:51,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:51,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 172 states and 443 transitions. [2021-11-13 21:59:51,449 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 443 transitions. [2021-11-13 21:59:51,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 21:59:51,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:51,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:51,526 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:53,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:53,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 174 states and 445 transitions. [2021-11-13 21:59:53,599 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 445 transitions. [2021-11-13 21:59:53,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 21:59:53,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:53,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:54,151 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 12 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:55,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:55,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 174 states and 444 transitions. [2021-11-13 21:59:55,529 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 444 transitions. [2021-11-13 21:59:55,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 21:59:55,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:55,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:55,605 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:57,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:57,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 176 states and 447 transitions. [2021-11-13 21:59:57,619 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 447 transitions. [2021-11-13 21:59:57,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 21:59:57,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:57,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:57,694 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:59:59,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:59,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 178 states and 449 transitions. [2021-11-13 21:59:59,903 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 449 transitions. [2021-11-13 21:59:59,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 21:59:59,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:59,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:59,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:59,978 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:01,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:01,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 180 states and 451 transitions. [2021-11-13 22:00:01,296 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 451 transitions. [2021-11-13 22:00:01,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:00:01,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:01,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:01,625 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:03,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:03,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 182 states and 464 transitions. [2021-11-13 22:00:03,746 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 464 transitions. [2021-11-13 22:00:03,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:00:03,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:03,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:03,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:04,301 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 42 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:05,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:05,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 184 states and 469 transitions. [2021-11-13 22:00:05,637 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 469 transitions. [2021-11-13 22:00:05,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:00:05,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:05,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 2 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:07,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:07,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 184 states and 468 transitions. [2021-11-13 22:00:07,639 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 468 transitions. [2021-11-13 22:00:07,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:00:07,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:07,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:11,532 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:29,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:29,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 196 states and 521 transitions. [2021-11-13 22:00:29,026 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 521 transitions. [2021-11-13 22:00:29,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:00:29,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:29,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:29,559 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 90 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:32,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:32,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 200 states and 539 transitions. [2021-11-13 22:00:32,900 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 539 transitions. [2021-11-13 22:00:32,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:00:32,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:32,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:33,700 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:35,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:35,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 202 states and 541 transitions. [2021-11-13 22:00:35,033 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 541 transitions. [2021-11-13 22:00:35,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:00:35,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:35,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:35,620 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 20 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:37,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:37,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 202 states and 540 transitions. [2021-11-13 22:00:37,199 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 540 transitions. [2021-11-13 22:00:37,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:00:37,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:37,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:37,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:37,974 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:39,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:39,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 202 states and 539 transitions. [2021-11-13 22:00:39,263 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 539 transitions. [2021-11-13 22:00:39,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:00:39,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:39,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:39,881 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:41,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:41,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 204 states and 541 transitions. [2021-11-13 22:00:41,113 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 541 transitions. [2021-11-13 22:00:41,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:00:41,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:41,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:42,237 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:43,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:43,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 206 states and 543 transitions. [2021-11-13 22:00:43,499 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 543 transitions. [2021-11-13 22:00:43,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:00:43,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:43,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:44,206 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:45,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:45,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 198 states and 529 transitions. [2021-11-13 22:00:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 529 transitions. [2021-11-13 22:00:45,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:00:45,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:45,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:45,774 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:48,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:48,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 200 states and 543 transitions. [2021-11-13 22:00:48,116 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 543 transitions. [2021-11-13 22:00:48,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:00:48,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:48,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:48,825 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 56 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:50,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:50,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 202 states and 548 transitions. [2021-11-13 22:00:50,337 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 548 transitions. [2021-11-13 22:00:50,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:00:50,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:50,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 6 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:52,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:52,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 202 states and 547 transitions. [2021-11-13 22:00:52,630 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 547 transitions. [2021-11-13 22:00:52,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:00:52,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:52,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:53,305 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 110 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:56,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:56,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 206 states and 565 transitions. [2021-11-13 22:00:56,809 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 565 transitions. [2021-11-13 22:00:56,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:00:56,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:56,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:56,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:57,459 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 30 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:00:59,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:59,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 206 states and 564 transitions. [2021-11-13 22:00:59,154 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 564 transitions. [2021-11-13 22:00:59,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:00:59,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:59,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:02,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 206 states and 563 transitions. [2021-11-13 22:01:02,416 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 563 transitions. [2021-11-13 22:01:02,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:01:02,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:02,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:08,159 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:37,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:37,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 221 states and 616 transitions. [2021-11-13 22:01:37,494 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 616 transitions. [2021-11-13 22:01:37,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:01:37,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:37,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:37,945 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:40,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:40,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 223 states and 631 transitions. [2021-11-13 22:01:40,523 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 631 transitions. [2021-11-13 22:01:40,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:01:40,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:40,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:40,610 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:43,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:43,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 225 states and 633 transitions. [2021-11-13 22:01:43,768 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 633 transitions. [2021-11-13 22:01:43,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:01:43,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:43,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:44,383 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 72 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:46,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:46,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 227 states and 638 transitions. [2021-11-13 22:01:46,011 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 638 transitions. [2021-11-13 22:01:46,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:01:46,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:46,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:49,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 229 states and 640 transitions. [2021-11-13 22:01:49,051 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 640 transitions. [2021-11-13 22:01:49,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:01:49,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:49,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:49,886 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 12 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:51,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:51,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 229 states and 639 transitions. [2021-11-13 22:01:51,876 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 639 transitions. [2021-11-13 22:01:51,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:01:51,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:51,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:54,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 231 states and 642 transitions. [2021-11-13 22:01:54,786 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 642 transitions. [2021-11-13 22:01:54,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:01:54,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:54,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:54,871 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:01:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:58,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 233 states and 644 transitions. [2021-11-13 22:01:58,412 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 644 transitions. [2021-11-13 22:01:58,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:01:58,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:58,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:58,499 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:00,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:00,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 235 states and 646 transitions. [2021-11-13 22:02:00,303 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 646 transitions. [2021-11-13 22:02:00,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:02:00,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:00,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:00,978 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 132 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:05,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:05,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 239 states and 665 transitions. [2021-11-13 22:02:05,120 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 665 transitions. [2021-11-13 22:02:05,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:02:05,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:05,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 42 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:08,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 239 states and 664 transitions. [2021-11-13 22:02:08,100 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 664 transitions. [2021-11-13 22:02:08,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:02:08,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:08,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:09,260 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 2 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:11,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:11,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 239 states and 663 transitions. [2021-11-13 22:02:11,351 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 663 transitions. [2021-11-13 22:02:11,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:02:11,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:11,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:17,991 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:50,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:50,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 254 states and 736 transitions. [2021-11-13 22:02:50,284 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 736 transitions. [2021-11-13 22:02:50,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:02:50,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:50,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:50,760 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:53,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:53,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 256 states and 752 transitions. [2021-11-13 22:02:53,962 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 752 transitions. [2021-11-13 22:02:53,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:02:53,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:53,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:54,920 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 258 states and 754 transitions. [2021-11-13 22:02:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 754 transitions. [2021-11-13 22:02:56,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:02:56,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:56,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:57,414 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 90 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:02:59,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:59,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 260 states and 759 transitions. [2021-11-13 22:02:59,523 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 759 transitions. [2021-11-13 22:02:59,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:02:59,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:59,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:00,730 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:02,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:02,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 262 states and 761 transitions. [2021-11-13 22:03:02,656 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 761 transitions. [2021-11-13 22:03:02,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:03:02,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:02,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:03,440 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 20 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:05,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:05,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 262 states and 760 transitions. [2021-11-13 22:03:05,614 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 760 transitions. [2021-11-13 22:03:05,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:03:05,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:05,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:06,856 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:08,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 262 states and 759 transitions. [2021-11-13 22:03:08,676 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 759 transitions. [2021-11-13 22:03:08,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:03:08,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:08,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:08,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:10,010 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:11,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:11,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 264 states and 761 transitions. [2021-11-13 22:03:11,826 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 761 transitions. [2021-11-13 22:03:11,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:03:11,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:11,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:12,915 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:14,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:14,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 266 states and 763 transitions. [2021-11-13 22:03:14,863 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 763 transitions. [2021-11-13 22:03:14,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:03:14,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:14,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:16,073 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:17,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:17,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 256 states and 746 transitions. [2021-11-13 22:03:17,714 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 746 transitions. [2021-11-13 22:03:17,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:03:17,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:17,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:18,507 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 156 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:23,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:23,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 260 states and 767 transitions. [2021-11-13 22:03:23,438 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 767 transitions. [2021-11-13 22:03:23,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:03:23,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:23,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:24,330 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 56 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:26,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:26,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 260 states and 766 transitions. [2021-11-13 22:03:26,614 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 766 transitions. [2021-11-13 22:03:26,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:03:26,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:26,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:27,870 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 6 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:30,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:30,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 260 states and 765 transitions. [2021-11-13 22:03:30,319 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 765 transitions. [2021-11-13 22:03:30,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:03:30,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:30,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:30,789 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:34,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:34,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 262 states and 781 transitions. [2021-11-13 22:03:34,104 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 781 transitions. [2021-11-13 22:03:34,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:03:34,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:34,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:34,893 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 110 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:37,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:37,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 264 states and 786 transitions. [2021-11-13 22:03:37,124 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 786 transitions. [2021-11-13 22:03:37,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:03:37,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:37,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:37,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:37,997 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 30 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:40,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:40,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 264 states and 785 transitions. [2021-11-13 22:03:40,279 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 785 transitions. [2021-11-13 22:03:40,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:03:40,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:40,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:41,984 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:03:44,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:44,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 264 states and 784 transitions. [2021-11-13 22:03:44,736 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 784 transitions. [2021-11-13 22:03:44,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:03:44,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:44,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:53,906 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:31,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:31,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 276 states and 839 transitions. [2021-11-13 22:04:31,424 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 839 transitions. [2021-11-13 22:04:31,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:04:31,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:31,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:32,472 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 182 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:37,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:37,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 280 states and 861 transitions. [2021-11-13 22:04:37,867 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 861 transitions. [2021-11-13 22:04:37,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:04:37,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:37,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:37,975 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:47,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:47,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 285 states and 869 transitions. [2021-11-13 22:04:47,749 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 869 transitions. [2021-11-13 22:04:47,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:04:47,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:47,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:48,767 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 72 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:51,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 285 states and 868 transitions. [2021-11-13 22:04:51,844 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 868 transitions. [2021-11-13 22:04:51,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:04:51,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:51,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:51,968 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:04:56,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:56,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 287 states and 870 transitions. [2021-11-13 22:04:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 870 transitions. [2021-11-13 22:04:56,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:04:56,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:56,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:57,794 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:00,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:00,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 287 states and 869 transitions. [2021-11-13 22:05:00,770 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 869 transitions. [2021-11-13 22:05:00,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:05:00,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:00,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:00,864 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:04,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:04,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 289 states and 871 transitions. [2021-11-13 22:05:04,864 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 871 transitions. [2021-11-13 22:05:04,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:05:04,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:04,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:09,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:09,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 291 states and 873 transitions. [2021-11-13 22:05:09,360 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 873 transitions. [2021-11-13 22:05:09,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:05:09,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:09,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:09,472 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:13,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:13,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 293 states and 876 transitions. [2021-11-13 22:05:13,607 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 876 transitions. [2021-11-13 22:05:13,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:05:13,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:13,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:13,696 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:15,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 295 states and 878 transitions. [2021-11-13 22:05:15,819 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 878 transitions. [2021-11-13 22:05:15,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:05:15,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:15,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:16,384 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:05:20,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:20,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 297 states and 895 transitions. [2021-11-13 22:05:20,105 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 895 transitions. [2021-11-13 22:05:20,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:05:20,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:20,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:34,046 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 132 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:17,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:17,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 313 states and 947 transitions. [2021-11-13 22:06:17,613 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 947 transitions. [2021-11-13 22:06:17,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:06:17,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:17,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:18,895 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 42 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:21,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:21,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 313 states and 946 transitions. [2021-11-13 22:06:21,703 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 946 transitions. [2021-11-13 22:06:21,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:06:21,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:21,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:23,590 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 2 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:06:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 313 states and 945 transitions. [2021-11-13 22:06:26,789 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 945 transitions. [2021-11-13 22:06:26,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:06:26,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:26,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:37,375 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:25,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:25,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 328 states and 1036 transitions. [2021-11-13 22:07:25,556 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 1036 transitions. [2021-11-13 22:07:25,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:07:25,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:25,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:26,605 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 210 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:33,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:33,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 332 states and 1060 transitions. [2021-11-13 22:07:33,038 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 1060 transitions. [2021-11-13 22:07:33,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:07:33,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:33,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:34,549 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:37,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:37,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 334 states and 1062 transitions. [2021-11-13 22:07:37,209 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1062 transitions. [2021-11-13 22:07:37,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:07:37,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:37,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:38,366 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 90 proven. 157 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:41,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:41,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 334 states and 1061 transitions. [2021-11-13 22:07:41,617 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1061 transitions. [2021-11-13 22:07:41,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:07:41,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:41,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:43,288 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:45,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 336 states and 1063 transitions. [2021-11-13 22:07:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1063 transitions. [2021-11-13 22:07:45,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:07:45,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:45,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:47,559 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 20 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:50,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 336 states and 1062 transitions. [2021-11-13 22:07:50,841 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1062 transitions. [2021-11-13 22:07:50,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:07:50,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:50,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:52,385 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:55,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:55,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 338 states and 1064 transitions. [2021-11-13 22:07:55,009 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1064 transitions. [2021-11-13 22:07:55,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:07:55,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:55,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:07:59,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:59,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 340 states and 1066 transitions. [2021-11-13 22:07:59,168 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 1066 transitions. [2021-11-13 22:07:59,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:07:59,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:59,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:00,786 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:03,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:03,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 340 states and 1065 transitions. [2021-11-13 22:08:03,168 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 1065 transitions. [2021-11-13 22:08:03,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:08:03,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:03,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:04,939 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:07,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 342 states and 1067 transitions. [2021-11-13 22:08:07,553 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 1067 transitions. [2021-11-13 22:08:07,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:08:07,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:07,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:09,241 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:11,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:11,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 330 states and 1046 transitions. [2021-11-13 22:08:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1046 transitions. [2021-11-13 22:08:11,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:08:11,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:11,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:11,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:12,433 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:16,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:16,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 332 states and 1064 transitions. [2021-11-13 22:08:16,867 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 1064 transitions. [2021-11-13 22:08:16,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:08:16,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:16,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 156 proven. 152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:35,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:35,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 334 states and 1067 transitions. [2021-11-13 22:08:35,657 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1067 transitions. [2021-11-13 22:08:35,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:08:35,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:35,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:35,792 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 156 proven. 152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:37,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:37,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 336 states and 1084 transitions. [2021-11-13 22:08:37,895 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1084 transitions. [2021-11-13 22:08:37,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:08:37,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:37,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:39,205 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 56 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:42,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:42,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 336 states and 1083 transitions. [2021-11-13 22:08:42,510 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1083 transitions. [2021-11-13 22:08:42,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:08:42,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:42,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 6 proven. 166 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:47,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:47,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 336 states and 1082 transitions. [2021-11-13 22:08:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1082 transitions. [2021-11-13 22:08:47,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 22:08:47,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:47,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 240 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:08:55,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:55,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 340 states and 1106 transitions. [2021-11-13 22:08:55,817 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 1106 transitions. [2021-11-13 22:08:55,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 22:08:55,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:55,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat