./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i --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_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/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_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/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_e2c67097-4d72-4612-a1f8-2331b3d8a53f/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 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:57:25,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:57:25,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:57:25,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:57:25,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:57:25,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:57:25,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:57:25,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:57:25,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:57:25,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:57:25,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:57:25,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:57:25,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:57:25,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:57:25,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:57:25,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:57:25,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:57:25,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:57:25,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:57:25,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:57:25,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:57:25,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:57:25,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:57:25,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:57:25,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:57:25,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:57:25,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:57:25,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:57:25,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:57:25,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:57:25,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:57:25,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:57:25,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:57:25,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:57:25,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:57:25,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:57:25,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:57:25,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:57:25,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:57:25,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:57:25,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:57:25,913 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 21:57:25,965 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:57:25,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:57:25,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:57:25,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:57:25,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:57:25,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:57:25,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:57:25,969 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:57:25,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:57:25,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:57:25,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:57:25,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:57:25,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:57:25,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:57:25,978 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:57:25,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:57:25,978 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:57:25,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:57:25,979 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:57:25,979 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:57:25,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:57:25,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:57:25,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:57:25,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:57:25,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:57:25,980 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:57:25,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:57:25,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:57:25,981 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_e2c67097-4d72-4612-a1f8-2331b3d8a53f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2021-11-13 21:57:26,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:57:26,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:57:26,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:57:26,360 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:57:26,361 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:57:26,363 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2021-11-13 21:57:26,453 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e/data/e1d644ef0/a5b36f47d8c6486886d0cb89421529fe/FLAG9d9bf49e7 [2021-11-13 21:57:27,069 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:57:27,070 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2021-11-13 21:57:27,091 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e/data/e1d644ef0/a5b36f47d8c6486886d0cb89421529fe/FLAG9d9bf49e7 [2021-11-13 21:57:27,323 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e/data/e1d644ef0/a5b36f47d8c6486886d0cb89421529fe [2021-11-13 21:57:27,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:57:27,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:57:27,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:57:27,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:57:27,333 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:57:27,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:27" (1/1) ... [2021-11-13 21:57:27,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d829b4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:27, skipping insertion in model container [2021-11-13 21:57:27,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:57:27" (1/1) ... [2021-11-13 21:57:27,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:57:27,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:57:27,876 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_e2c67097-4d72-4612-a1f8-2331b3d8a53f/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2021-11-13 21:57:28,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:57:28,091 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:57:28,144 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_e2c67097-4d72-4612-a1f8-2331b3d8a53f/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2021-11-13 21:57:28,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:57:28,254 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:57:28,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:28 WrapperNode [2021-11-13 21:57:28,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:57:28,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:57:28,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:57:28,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:57:28,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:28" (1/1) ... [2021-11-13 21:57:28,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:28" (1/1) ... [2021-11-13 21:57:28,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:57:28,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:57:28,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:57:28,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:57:28,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:28" (1/1) ... [2021-11-13 21:57:28,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:28" (1/1) ... [2021-11-13 21:57:28,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:28" (1/1) ... [2021-11-13 21:57:28,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:28" (1/1) ... [2021-11-13 21:57:28,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:28" (1/1) ... [2021-11-13 21:57:28,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:28" (1/1) ... [2021-11-13 21:57:28,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:28" (1/1) ... [2021-11-13 21:57:28,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:57:28,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:57:28,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:57:28,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:57:28,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:57:28" (1/1) ... [2021-11-13 21:57:28,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:57:28,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:57:28,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:57:28,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2c67097-4d72-4612-a1f8-2331b3d8a53f/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:57:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 21:57:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 21:57:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 21:57:28,592 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 21:57:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 21:57:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:57:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-11-13 21:57:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-11-13 21:57:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 21:57:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2021-11-13 21:57:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2021-11-13 21:57:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-13 21:57:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-13 21:57:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 21:57:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-11-13 21:57:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-11-13 21:57:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:57:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2021-11-13 21:57:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2021-11-13 21:57:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:57:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:57:29,378 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2021-11-13 21:57:29,379 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != ~__CS_ret~0 % 256;reader_#res#1.base, reader_#res#1.offset := 0, 0; [2021-11-13 21:57:40,143 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:57:40,144 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 21:57:40,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:57:40 BoogieIcfgContainer [2021-11-13 21:57:40,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:57:40,148 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:57:40,148 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:57:40,162 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:57:40,163 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:57:40" (1/1) ... [2021-11-13 21:57:40,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:57:40,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:40,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 145 states and 221 transitions. [2021-11-13 21:57:40,272 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2021-11-13 21:57:40,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 21:57:40,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:40,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:40,911 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2021-11-13 21:57:44,424 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 21:57:44,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:44,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 183 states and 281 transitions. [2021-11-13 21:57:44,640 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 281 transitions. [2021-11-13 21:57:44,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 21:57:44,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:44,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:44,962 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:57:48,045 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 21:57:48,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:48,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 191 states and 309 transitions. [2021-11-13 21:57:48,228 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 309 transitions. [2021-11-13 21:57:48,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 21:57:48,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:48,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:48,416 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:57:51,627 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 21:57:51,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:51,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 198 states and 325 transitions. [2021-11-13 21:57:51,853 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 325 transitions. [2021-11-13 21:57:51,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 21:57:51,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:51,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:52,008 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:57:54,905 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 21:57:55,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:55,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 207 states and 346 transitions. [2021-11-13 21:57:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 346 transitions. [2021-11-13 21:57:55,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 21:57:55,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:55,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:55,624 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:57:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:56,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 212 states and 368 transitions. [2021-11-13 21:57:56,035 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 368 transitions. [2021-11-13 21:57:56,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 21:57:56,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:56,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:56,224 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:57:56,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:56,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 215 states and 386 transitions. [2021-11-13 21:57:56,506 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 386 transitions. [2021-11-13 21:57:56,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 21:57:56,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:56,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:57:56,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:56,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 217 states and 392 transitions. [2021-11-13 21:57:56,742 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 392 transitions. [2021-11-13 21:57:56,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 21:57:56,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:56,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:56,886 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:57:57,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:57,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 219 states and 398 transitions. [2021-11-13 21:57:57,031 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 398 transitions. [2021-11-13 21:57:57,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 21:57:57,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:57,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:57,172 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:57:57,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:57:57,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 223 states and 414 transitions. [2021-11-13 21:57:57,464 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 414 transitions. [2021-11-13 21:57:57,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 21:57:57,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:57:57,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:57:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:57:57,720 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:58:01,518 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 21:58:02,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:02,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 229 states and 446 transitions. [2021-11-13 21:58:02,407 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 446 transitions. [2021-11-13 21:58:02,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 21:58:02,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:02,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:02,587 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:58:05,039 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 21:58:05,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:05,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 232 states and 456 transitions. [2021-11-13 21:58:05,391 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 456 transitions. [2021-11-13 21:58:05,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 21:58:05,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:05,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:05,705 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:58:08,730 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 21:58:09,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:09,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 232 states and 452 transitions. [2021-11-13 21:58:09,316 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 452 transitions. [2021-11-13 21:58:09,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 21:58:09,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:09,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:09,419 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-13 21:58:09,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:09,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 234 states and 460 transitions. [2021-11-13 21:58:09,766 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 460 transitions. [2021-11-13 21:58:09,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 21:58:09,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:09,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:09,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:09,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 234 states and 459 transitions. [2021-11-13 21:58:09,991 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 459 transitions. [2021-11-13 21:58:09,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 21:58:09,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:09,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:10,114 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:10,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:10,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 234 states and 458 transitions. [2021-11-13 21:58:10,154 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 458 transitions. [2021-11-13 21:58:10,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 21:58:10,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:10,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:10,361 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:14,812 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 21:58:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:16,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 246 states and 505 transitions. [2021-11-13 21:58:16,629 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 505 transitions. [2021-11-13 21:58:16,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 21:58:16,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:16,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:16,731 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:16,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:16,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 246 states and 504 transitions. [2021-11-13 21:58:16,793 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 504 transitions. [2021-11-13 21:58:16,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-13 21:58:16,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:16,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:16,910 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-11-13 21:58:16,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:16,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 246 states and 503 transitions. [2021-11-13 21:58:16,935 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 503 transitions. [2021-11-13 21:58:16,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-13 21:58:16,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:16,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:16,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:17,050 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-11-13 21:58:17,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:17,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 246 states and 501 transitions. [2021-11-13 21:58:17,093 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 501 transitions. [2021-11-13 21:58:17,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 21:58:17,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:17,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:17,350 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:18,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:18,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 251 states and 544 transitions. [2021-11-13 21:58:18,827 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 544 transitions. [2021-11-13 21:58:18,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 21:58:18,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:18,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:19,107 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:20,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:20,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 256 states and 594 transitions. [2021-11-13 21:58:20,444 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 594 transitions. [2021-11-13 21:58:20,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 21:58:20,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:20,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2021-11-13 21:58:21,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:21,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 258 states and 609 transitions. [2021-11-13 21:58:21,054 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 609 transitions. [2021-11-13 21:58:21,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 21:58:21,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:21,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:21,144 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2021-11-13 21:58:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 260 states and 624 transitions. [2021-11-13 21:58:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 624 transitions. [2021-11-13 21:58:21,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 21:58:21,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:21,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:21,861 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:21,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:21,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 262 states and 642 transitions. [2021-11-13 21:58:21,950 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 642 transitions. [2021-11-13 21:58:21,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 21:58:21,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:21,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:22,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:22,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 264 states and 672 transitions. [2021-11-13 21:58:22,593 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 672 transitions. [2021-11-13 21:58:22,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 21:58:22,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:22,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:22,732 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:23,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:23,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 266 states and 701 transitions. [2021-11-13 21:58:23,413 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 701 transitions. [2021-11-13 21:58:23,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 21:58:23,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:23,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:23,665 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:25,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:25,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 271 states and 782 transitions. [2021-11-13 21:58:25,662 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 782 transitions. [2021-11-13 21:58:25,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 21:58:25,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:25,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:25,742 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2021-11-13 21:58:26,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 273 states and 818 transitions. [2021-11-13 21:58:26,525 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 818 transitions. [2021-11-13 21:58:26,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-13 21:58:26,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:26,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:26,624 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-11-13 21:58:26,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:26,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 273 states and 817 transitions. [2021-11-13 21:58:26,665 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 817 transitions. [2021-11-13 21:58:26,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 21:58:26,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:26,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2021-11-13 21:58:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:27,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 276 states and 844 transitions. [2021-11-13 21:58:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 844 transitions. [2021-11-13 21:58:27,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-13 21:58:27,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:27,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:27,526 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:29,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:29,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 280 states and 876 transitions. [2021-11-13 21:58:29,043 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 876 transitions. [2021-11-13 21:58:29,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-13 21:58:29,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:29,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:29,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:29,147 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:30,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:30,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 284 states and 908 transitions. [2021-11-13 21:58:30,634 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 908 transitions. [2021-11-13 21:58:30,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-13 21:58:30,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:30,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:30,742 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:32,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:32,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 288 states and 939 transitions. [2021-11-13 21:58:32,133 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 939 transitions. [2021-11-13 21:58:32,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 21:58:32,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:32,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:32,241 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:32,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:32,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 288 states and 938 transitions. [2021-11-13 21:58:32,279 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 938 transitions. [2021-11-13 21:58:32,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-13 21:58:32,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:32,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:32,410 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2021-11-13 21:58:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:32,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 288 states and 937 transitions. [2021-11-13 21:58:32,438 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 937 transitions. [2021-11-13 21:58:32,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 21:58:32,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:32,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-13 21:58:34,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:34,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 292 states and 969 transitions. [2021-11-13 21:58:34,991 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 969 transitions. [2021-11-13 21:58:34,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-13 21:58:34,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:34,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:35,100 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-11-13 21:58:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 291 states and 963 transitions. [2021-11-13 21:58:35,138 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 963 transitions. [2021-11-13 21:58:35,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-13 21:58:35,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:35,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:35,236 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-11-13 21:58:35,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:35,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 291 states and 961 transitions. [2021-11-13 21:58:35,283 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 961 transitions. [2021-11-13 21:58:35,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-13 21:58:35,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:35,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:35,415 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-11-13 21:58:36,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:36,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 294 states and 1010 transitions. [2021-11-13 21:58:36,961 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1010 transitions. [2021-11-13 21:58:36,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-13 21:58:36,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:36,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:37,096 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-11-13 21:58:37,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:37,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 294 states and 1009 transitions. [2021-11-13 21:58:37,160 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1009 transitions. [2021-11-13 21:58:37,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-13 21:58:37,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:37,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:37,248 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-11-13 21:58:37,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:37,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 294 states and 1008 transitions. [2021-11-13 21:58:37,291 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1008 transitions. [2021-11-13 21:58:37,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-13 21:58:37,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:37,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-11-13 21:58:37,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:37,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 294 states and 1007 transitions. [2021-11-13 21:58:37,477 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1007 transitions. [2021-11-13 21:58:37,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-13 21:58:37,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:37,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:37,632 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-11-13 21:58:37,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:37,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 294 states and 1005 transitions. [2021-11-13 21:58:37,669 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1005 transitions. [2021-11-13 21:58:37,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-13 21:58:37,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:37,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:37,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:37,764 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-11-13 21:58:37,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:37,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 294 states and 1004 transitions. [2021-11-13 21:58:37,802 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1004 transitions. [2021-11-13 21:58:37,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-13 21:58:37,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:37,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:37,920 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2021-11-13 21:58:37,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:37,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 294 states and 1003 transitions. [2021-11-13 21:58:37,959 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1003 transitions. [2021-11-13 21:58:37,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-13 21:58:37,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:37,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:38,248 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2021-11-13 21:58:40,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:40,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 298 states and 1035 transitions. [2021-11-13 21:58:40,656 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1035 transitions. [2021-11-13 21:58:40,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-13 21:58:40,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:40,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:40,992 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-11-13 21:58:44,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:44,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 302 states and 1073 transitions. [2021-11-13 21:58:44,392 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 1073 transitions. [2021-11-13 21:58:44,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-13 21:58:44,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:44,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:44,503 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-11-13 21:58:45,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:45,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 303 states and 1121 transitions. [2021-11-13 21:58:45,069 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1121 transitions. [2021-11-13 21:58:45,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-13 21:58:45,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:45,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:45,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:45,220 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-11-13 21:58:45,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:45,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 304 states and 1155 transitions. [2021-11-13 21:58:45,658 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1155 transitions. [2021-11-13 21:58:45,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 21:58:45,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:45,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2021-11-13 21:58:45,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:45,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 304 states and 1153 transitions. [2021-11-13 21:58:45,782 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1153 transitions. [2021-11-13 21:58:45,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 21:58:45,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:45,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:45,866 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2021-11-13 21:58:45,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:45,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 304 states and 1151 transitions. [2021-11-13 21:58:45,893 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1151 transitions. [2021-11-13 21:58:45,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-13 21:58:45,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:45,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:46,001 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-11-13 21:58:46,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:46,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 305 states and 1159 transitions. [2021-11-13 21:58:46,464 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1159 transitions. [2021-11-13 21:58:46,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 21:58:46,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:46,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:46,592 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2021-11-13 21:58:46,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:46,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 305 states and 1158 transitions. [2021-11-13 21:58:46,632 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1158 transitions. [2021-11-13 21:58:46,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 21:58:46,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:46,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:46,742 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2021-11-13 21:58:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:46,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 305 states and 1157 transitions. [2021-11-13 21:58:46,779 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1157 transitions. [2021-11-13 21:58:46,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-13 21:58:46,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:46,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:46,854 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-11-13 21:58:46,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:46,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 305 states and 1156 transitions. [2021-11-13 21:58:46,916 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1156 transitions. [2021-11-13 21:58:46,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-13 21:58:46,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:46,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:47,000 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2021-11-13 21:58:47,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:47,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 305 states and 1154 transitions. [2021-11-13 21:58:47,027 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1154 transitions. [2021-11-13 21:58:47,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 21:58:47,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:47,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:47,197 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 21:58:47,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:47,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 305 states and 1153 transitions. [2021-11-13 21:58:47,232 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1153 transitions. [2021-11-13 21:58:47,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-13 21:58:47,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:47,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:47,346 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-11-13 21:58:47,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:47,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 305 states and 1152 transitions. [2021-11-13 21:58:47,429 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1152 transitions. [2021-11-13 21:58:47,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-13 21:58:47,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:47,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:47,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:47,571 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2021-11-13 21:58:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:47,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 305 states and 1151 transitions. [2021-11-13 21:58:47,628 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1151 transitions. [2021-11-13 21:58:47,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-13 21:58:47,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:47,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:47,741 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-11-13 21:58:47,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:47,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 305 states and 1150 transitions. [2021-11-13 21:58:47,788 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1150 transitions. [2021-11-13 21:58:47,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-13 21:58:47,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:47,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:47,937 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2021-11-13 21:58:47,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:47,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 305 states and 1149 transitions. [2021-11-13 21:58:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1149 transitions. [2021-11-13 21:58:47,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-13 21:58:47,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:47,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:48,107 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2021-11-13 21:58:48,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:48,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 305 states and 1148 transitions. [2021-11-13 21:58:48,168 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1148 transitions. [2021-11-13 21:58:48,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 21:58:48,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:48,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:48,264 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 21:58:48,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:48,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 305 states and 1146 transitions. [2021-11-13 21:58:48,305 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1146 transitions. [2021-11-13 21:58:48,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-13 21:58:48,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:48,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:48,430 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 21:58:48,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:58:48,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 305 states and 1145 transitions. [2021-11-13 21:58:48,493 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1145 transitions. [2021-11-13 21:58:48,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 21:58:48,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:58:48,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:58:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:58:50,869 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 21:58:54,595 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 21:59:04,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:04,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 312 states and 1237 transitions. [2021-11-13 21:59:04,141 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 1237 transitions. [2021-11-13 21:59:04,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 21:59:04,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:04,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:04,685 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 21:59:05,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:05,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 314 states and 1242 transitions. [2021-11-13 21:59:05,789 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1242 transitions. [2021-11-13 21:59:05,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 21:59:05,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:05,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:06,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:06,303 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 21:59:10,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:10,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 320 states and 1284 transitions. [2021-11-13 21:59:10,102 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 1284 transitions. [2021-11-13 21:59:10,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 21:59:10,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:10,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:11,726 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 21:59:19,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:19,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 324 states and 1323 transitions. [2021-11-13 21:59:19,700 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1323 transitions. [2021-11-13 21:59:19,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 21:59:19,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:19,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:21,941 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 21:59:29,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:29,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 327 states and 1360 transitions. [2021-11-13 21:59:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 1360 transitions. [2021-11-13 21:59:29,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 21:59:29,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:29,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:30,045 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 21:59:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:33,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 331 states and 1397 transitions. [2021-11-13 21:59:33,394 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1397 transitions. [2021-11-13 21:59:33,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 21:59:33,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:33,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:33,790 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 21:59:36,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:36,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 334 states and 1433 transitions. [2021-11-13 21:59:36,172 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1433 transitions. [2021-11-13 21:59:36,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 21:59:36,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:36,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:38,874 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 21:59:55,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:56,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 347 states and 1498 transitions. [2021-11-13 21:59:56,001 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 1498 transitions. [2021-11-13 21:59:56,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 21:59:56,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:56,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:59:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:59:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 21:59:59,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:59:59,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 351 states and 1525 transitions. [2021-11-13 21:59:59,922 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1525 transitions. [2021-11-13 21:59:59,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 21:59:59,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:59:59,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:00,356 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-13 22:00:04,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:04,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 357 states and 1566 transitions. [2021-11-13 22:00:04,648 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1566 transitions. [2021-11-13 22:00:04,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:00:04,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:04,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:04,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:05,531 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2021-11-13 22:00:08,682 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:00:20,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:20,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 369 states and 1755 transitions. [2021-11-13 22:00:20,298 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 1755 transitions. [2021-11-13 22:00:20,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:00:20,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:20,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:20,429 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2021-11-13 22:00:21,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:21,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 372 states and 1822 transitions. [2021-11-13 22:00:21,969 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 1822 transitions. [2021-11-13 22:00:21,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-13 22:00:21,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:21,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:22,090 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2021-11-13 22:00:22,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:22,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 370 states and 1787 transitions. [2021-11-13 22:00:22,189 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 1787 transitions. [2021-11-13 22:00:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:00:22,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:22,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:22,332 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2021-11-13 22:00:25,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:25,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 374 states and 1882 transitions. [2021-11-13 22:00:25,682 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1882 transitions. [2021-11-13 22:00:25,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:00:25,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:25,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:26,573 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2021-11-13 22:00:29,771 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:00:41,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:41,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3183 states to 384 states and 2130 transitions. [2021-11-13 22:00:41,392 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 2130 transitions. [2021-11-13 22:00:41,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:00:41,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:41,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:41,505 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2021-11-13 22:00:42,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:42,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 386 states and 2134 transitions. [2021-11-13 22:00:42,711 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 2134 transitions. [2021-11-13 22:00:42,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:00:42,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:42,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:42,821 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2021-11-13 22:00:44,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:44,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 388 states and 2139 transitions. [2021-11-13 22:00:44,091 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 2139 transitions. [2021-11-13 22:00:44,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:00:44,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:44,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:44,214 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2021-11-13 22:00:48,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:48,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 392 states and 2328 transitions. [2021-11-13 22:00:48,266 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 2328 transitions. [2021-11-13 22:00:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:00:48,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:48,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:48,373 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2021-11-13 22:00:53,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:53,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 398 states and 2527 transitions. [2021-11-13 22:00:53,532 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 2527 transitions. [2021-11-13 22:00:53,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-13 22:00:53,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:53,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:53,643 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2021-11-13 22:00:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:53,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 396 states and 2510 transitions. [2021-11-13 22:00:53,706 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 2510 transitions. [2021-11-13 22:00:53,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-13 22:00:53,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:53,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:53,837 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2021-11-13 22:00:56,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:56,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 399 states and 2520 transitions. [2021-11-13 22:00:56,337 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 2520 transitions. [2021-11-13 22:00:56,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:00:56,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:56,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:56,402 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2021-11-13 22:00:57,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:57,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 399 states and 2519 transitions. [2021-11-13 22:00:57,641 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 2519 transitions. [2021-11-13 22:00:57,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-13 22:00:57,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:57,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:57,804 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 663 trivial. 0 not checked. [2021-11-13 22:00:59,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:00:59,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 401 states and 2587 transitions. [2021-11-13 22:00:59,214 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 2587 transitions. [2021-11-13 22:00:59,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:00:59,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:00:59,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:00:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:00:59,273 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2021-11-13 22:01:00,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:00,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 402 states and 2588 transitions. [2021-11-13 22:01:00,555 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 2588 transitions. [2021-11-13 22:01:00,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 22:01:00,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:00,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:00,624 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2021-11-13 22:01:02,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:02,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3731 states to 403 states and 2589 transitions. [2021-11-13 22:01:02,048 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 2589 transitions. [2021-11-13 22:01:02,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-13 22:01:02,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:02,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2021-11-13 22:01:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:02,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 403 states and 2588 transitions. [2021-11-13 22:01:02,870 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 2588 transitions. [2021-11-13 22:01:02,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 22:01:02,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:02,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:02,960 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2021-11-13 22:01:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:03,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 403 states and 2587 transitions. [2021-11-13 22:01:03,011 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 2587 transitions. [2021-11-13 22:01:03,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-13 22:01:03,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:03,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:03,121 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2021-11-13 22:01:03,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:03,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 399 states and 2562 transitions. [2021-11-13 22:01:03,290 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 2562 transitions. [2021-11-13 22:01:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-13 22:01:03,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:03,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:03,416 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2021-11-13 22:01:03,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:03,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 399 states and 2561 transitions. [2021-11-13 22:01:03,483 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 2561 transitions. [2021-11-13 22:01:03,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:01:03,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:03,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:01:34,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:34,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 409 states and 2687 transitions. [2021-11-13 22:01:34,817 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 2687 transitions. [2021-11-13 22:01:34,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:01:34,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:34,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:37,753 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:01:45,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:45,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 412 states and 2704 transitions. [2021-11-13 22:01:45,304 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 2704 transitions. [2021-11-13 22:01:45,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-13 22:01:45,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:45,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:45,414 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2021-11-13 22:01:45,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:45,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 408 states and 2682 transitions. [2021-11-13 22:01:45,486 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 2682 transitions. [2021-11-13 22:01:45,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-13 22:01:45,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:45,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:46,877 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:01:56,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:01:56,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 419 states and 2851 transitions. [2021-11-13 22:01:56,759 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 2851 transitions. [2021-11-13 22:01:56,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:01:56,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:01:56,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:01:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:01:57,514 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:02:04,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:04,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4365 states to 425 states and 2903 transitions. [2021-11-13 22:02:04,660 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 2903 transitions. [2021-11-13 22:02:04,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:02:04,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:04,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:05,024 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:02:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:13,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4511 states to 431 states and 2962 transitions. [2021-11-13 22:02:13,229 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 2962 transitions. [2021-11-13 22:02:13,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:02:13,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:13,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:13,813 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:02:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:21,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4625 states to 437 states and 2998 transitions. [2021-11-13 22:02:21,475 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 2998 transitions. [2021-11-13 22:02:21,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:02:21,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:21,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:22,096 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:02:24,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:24,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4632 states to 439 states and 3005 transitions. [2021-11-13 22:02:24,297 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 3005 transitions. [2021-11-13 22:02:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:02:24,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:24,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:27,833 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:02:38,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:38,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 442 states and 3018 transitions. [2021-11-13 22:02:38,751 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 3018 transitions. [2021-11-13 22:02:38,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:02:38,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:38,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:39,341 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:02:40,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:40,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 442 states and 3018 transitions. [2021-11-13 22:02:40,434 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 3018 transitions. [2021-11-13 22:02:40,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:02:40,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:40,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:40,990 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:02:44,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:44,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4671 states to 445 states and 3032 transitions. [2021-11-13 22:02:44,176 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 3032 transitions. [2021-11-13 22:02:44,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-13 22:02:44,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:44,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:02:45,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:45,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4786 states to 446 states and 3147 transitions. [2021-11-13 22:02:45,789 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 3147 transitions. [2021-11-13 22:02:45,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:02:45,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:45,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:46,198 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:02:55,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:02:55,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4919 states to 452 states and 3189 transitions. [2021-11-13 22:02:55,489 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 3189 transitions. [2021-11-13 22:02:55,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:02:55,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:02:55,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:02:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:02:56,054 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:03:03,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:03:03,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5057 states to 456 states and 3238 transitions. [2021-11-13 22:03:03,004 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 3238 transitions. [2021-11-13 22:03:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:03:03,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:03:03,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:03:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:03:30,407 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 8 proven. 67 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2021-11-13 22:03:35,398 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:04:43,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:43,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5308 states to 467 states and 3321 transitions. [2021-11-13 22:04:43,961 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 3321 transitions. [2021-11-13 22:04:43,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-13 22:04:43,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:43,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:45,010 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:04:59,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:04:59,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5721 states to 477 states and 3634 transitions. [2021-11-13 22:04:59,071 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 3634 transitions. [2021-11-13 22:04:59,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:04:59,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:04:59,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:04:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:04:59,410 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:05:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:11,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5873 states to 481 states and 3685 transitions. [2021-11-13 22:05:11,612 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 3685 transitions. [2021-11-13 22:05:11,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:05:11,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:11,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:17,965 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 8 proven. 67 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2021-11-13 22:05:37,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:37,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6038 states to 487 states and 3747 transitions. [2021-11-13 22:05:37,437 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 3747 transitions. [2021-11-13 22:05:37,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:05:37,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:37,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:43,513 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 8 proven. 67 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2021-11-13 22:05:44,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:44,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6038 states to 487 states and 3747 transitions. [2021-11-13 22:05:44,106 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 3747 transitions. [2021-11-13 22:05:44,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:05:44,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:44,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:50,291 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 8 proven. 67 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2021-11-13 22:05:57,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:57,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6045 states to 489 states and 3754 transitions. [2021-11-13 22:05:57,437 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 3754 transitions. [2021-11-13 22:05:57,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:05:57,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:57,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:05:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:05:57,703 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:05:58,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:05:58,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6045 states to 489 states and 3754 transitions. [2021-11-13 22:05:58,192 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 3754 transitions. [2021-11-13 22:05:58,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:05:58,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:05:58,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:04,141 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 8 proven. 67 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2021-11-13 22:06:29,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6237 states to 498 states and 3837 transitions. [2021-11-13 22:06:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 3837 transitions. [2021-11-13 22:06:29,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:06:29,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:29,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:29,532 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:06:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:37,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6256 states to 501 states and 3853 transitions. [2021-11-13 22:06:37,677 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 3853 transitions. [2021-11-13 22:06:37,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:06:37,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:37,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:37,927 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:06:45,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 504 states and 3866 transitions. [2021-11-13 22:06:45,802 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 3866 transitions. [2021-11-13 22:06:45,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:06:45,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:45,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:46,101 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:06:46,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:06:46,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 504 states and 3866 transitions. [2021-11-13 22:06:46,723 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 3866 transitions. [2021-11-13 22:06:46,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:06:46,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:06:46,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:06:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:06:52,267 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 8 proven. 67 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2021-11-13 22:07:03,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6418 states to 508 states and 3904 transitions. [2021-11-13 22:07:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 3904 transitions. [2021-11-13 22:07:03,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:07:03,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:03,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:04,274 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:07:05,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:05,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6418 states to 508 states and 3904 transitions. [2021-11-13 22:07:05,748 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 3904 transitions. [2021-11-13 22:07:05,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:07:05,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:05,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:06,188 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:07:07,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:07,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6418 states to 508 states and 3904 transitions. [2021-11-13 22:07:07,346 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 3904 transitions. [2021-11-13 22:07:07,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:07:07,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:07,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:07,843 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:07:08,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:08,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6418 states to 508 states and 3904 transitions. [2021-11-13 22:07:08,683 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 3904 transitions. [2021-11-13 22:07:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:07:08,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:08,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:08,956 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:07:09,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:09,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6418 states to 508 states and 3904 transitions. [2021-11-13 22:07:09,452 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 3904 transitions. [2021-11-13 22:07:09,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:07:09,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:09,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:14,833 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 8 proven. 67 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2021-11-13 22:07:26,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:26,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6598 states to 512 states and 3959 transitions. [2021-11-13 22:07:26,056 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 3959 transitions. [2021-11-13 22:07:26,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:07:26,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:26,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:26,320 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:07:26,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:26,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6598 states to 512 states and 3959 transitions. [2021-11-13 22:07:26,801 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 3959 transitions. [2021-11-13 22:07:26,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:07:26,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:26,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:27,054 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:07:27,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:27,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6598 states to 512 states and 3959 transitions. [2021-11-13 22:07:27,530 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 3959 transitions. [2021-11-13 22:07:27,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:07:27,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:27,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:27,792 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:07:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:28,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6598 states to 512 states and 3959 transitions. [2021-11-13 22:07:28,274 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 3959 transitions. [2021-11-13 22:07:28,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:07:28,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:28,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:28,544 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:07:31,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:31,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6604 states to 514 states and 3965 transitions. [2021-11-13 22:07:31,662 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 3965 transitions. [2021-11-13 22:07:31,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:07:31,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:31,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:31,946 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:07:43,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:07:43,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6698 states to 519 states and 4021 transitions. [2021-11-13 22:07:43,968 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 4021 transitions. [2021-11-13 22:07:43,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-13 22:07:43,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:07:43,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:07:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:07:49,626 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:08:50,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:08:50,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7309 states to 537 states and 4435 transitions. [2021-11-13 22:08:50,226 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 4435 transitions. [2021-11-13 22:08:50,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:08:50,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:08:50,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:08:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:08:50,559 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:09:06,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:06,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7410 states to 542 states and 4491 transitions. [2021-11-13 22:09:06,753 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 4491 transitions. [2021-11-13 22:09:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-13 22:09:06,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:06,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:06,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:07,086 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:09:11,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:11,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 542 states and 4490 transitions. [2021-11-13 22:09:11,322 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 4490 transitions. [2021-11-13 22:09:11,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-13 22:09:11,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:11,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:11,752 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:09:13,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:13,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7414 states to 542 states and 4490 transitions. [2021-11-13 22:09:13,933 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 4490 transitions. [2021-11-13 22:09:13,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-13 22:09:13,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:13,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-13 22:09:27,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:09:27,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7850 states to 548 states and 4828 transitions. [2021-11-13 22:09:27,032 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 4828 transitions. [2021-11-13 22:09:27,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-13 22:09:27,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:09:27,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:09:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:09:27,462 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked.