./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2ecffe8a5f60817da30887d6b361935e398ff8703e4fd5b17747e558625c4088 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:03:10,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:03:10,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:03:10,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:03:10,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:03:10,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:03:10,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:03:10,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:03:10,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:03:10,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:03:10,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:03:10,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:03:10,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:03:10,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:03:10,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:03:10,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:03:10,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:03:10,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:03:10,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:03:10,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:03:10,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:03:10,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:03:10,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:03:10,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:03:10,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:03:10,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:03:10,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:03:10,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:03:10,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:03:10,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:03:10,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:03:10,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:03:10,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:03:10,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:03:10,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:03:10,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:03:10,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:03:10,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:03:10,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:03:10,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:03:10,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:03:10,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-21 06:03:10,460 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:03:10,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:03:10,461 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:03:10,461 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:03:10,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:03:10,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:03:10,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:03:10,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:03:10,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:03:10,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:03:10,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:03:10,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:03:10,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:03:10,464 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:03:10,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:03:10,464 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:03:10,465 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:03:10,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:03:10,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:03:10,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:03:10,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:03:10,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:03:10,466 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:03:10,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:03:10,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:03:10,467 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_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ecffe8a5f60817da30887d6b361935e398ff8703e4fd5b17747e558625c4088 [2021-11-21 06:03:10,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:03:10,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:03:10,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:03:10,804 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:03:10,805 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:03:10,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-21 06:03:10,898 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/data/39a923b49/cf5395c88f5c49ecbde864e72f949c9f/FLAGf275ca2ff [2021-11-21 06:03:11,891 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:03:11,893 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2021-11-21 06:03:11,966 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/data/39a923b49/cf5395c88f5c49ecbde864e72f949c9f/FLAGf275ca2ff [2021-11-21 06:03:12,224 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/data/39a923b49/cf5395c88f5c49ecbde864e72f949c9f [2021-11-21 06:03:12,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:03:12,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:03:12,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:03:12,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:03:12,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:03:12,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:03:12" (1/1) ... [2021-11-21 06:03:12,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e3cfd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:12, skipping insertion in model container [2021-11-21 06:03:12,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:03:12" (1/1) ... [2021-11-21 06:03:12,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:03:12,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:03:14,829 WARN L230 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_14911093-166f-4067-be83-f05c3d83fadb/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[331724,331737] [2021-11-21 06:03:14,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:03:14,998 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:03:15,550 WARN L230 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_14911093-166f-4067-be83-f05c3d83fadb/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[331724,331737] [2021-11-21 06:03:15,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:03:15,685 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:03:15,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:15 WrapperNode [2021-11-21 06:03:15,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:03:15,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:03:15,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:03:15,687 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:03:15,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:15" (1/1) ... [2021-11-21 06:03:15,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:15" (1/1) ... [2021-11-21 06:03:16,237 INFO L137 Inliner]: procedures = 273, calls = 4073, calls flagged for inlining = 105, calls inlined = 96, statements flattened = 8857 [2021-11-21 06:03:16,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:03:16,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:03:16,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:03:16,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:03:16,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:15" (1/1) ... [2021-11-21 06:03:16,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:15" (1/1) ... [2021-11-21 06:03:16,330 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:15" (1/1) ... [2021-11-21 06:03:16,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:15" (1/1) ... [2021-11-21 06:03:16,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:15" (1/1) ... [2021-11-21 06:03:16,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:15" (1/1) ... [2021-11-21 06:03:16,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:15" (1/1) ... [2021-11-21 06:03:16,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:03:16,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:03:16,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:03:16,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:03:16,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:03:15" (1/1) ... [2021-11-21 06:03:16,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:03:16,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:03:16,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:03:16,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14911093-166f-4067-be83-f05c3d83fadb/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:03:16,840 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-21 06:03:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-21 06:03:16,841 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2021-11-21 06:03:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2021-11-21 06:03:16,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-21 06:03:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-21 06:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-21 06:03:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-21 06:03:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-21 06:03:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-21 06:03:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-21 06:03:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2021-11-21 06:03:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2021-11-21 06:03:16,843 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-21 06:03:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-21 06:03:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-11-21 06:03:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-11-21 06:03:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-21 06:03:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-21 06:03:16,844 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-11-21 06:03:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-11-21 06:03:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2021-11-21 06:03:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2021-11-21 06:03:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 06:03:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 06:03:16,845 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2021-11-21 06:03:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2021-11-21 06:03:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2021-11-21 06:03:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2021-11-21 06:03:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_osst_tape [2021-11-21 06:03:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_osst_tape [2021-11-21 06:03:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2021-11-21 06:03:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2021-11-21 06:03:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-21 06:03:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-21 06:03:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-21 06:03:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-21 06:03:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-21 06:03:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-21 06:03:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2021-11-21 06:03:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2021-11-21 06:03:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-11-21 06:03:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-11-21 06:03:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-21 06:03:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-21 06:03:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-11-21 06:03:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-11-21 06:03:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 06:03:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 06:03:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2021-11-21 06:03:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2021-11-21 06:03:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2021-11-21 06:03:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2021-11-21 06:03:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-21 06:03:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-21 06:03:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2021-11-21 06:03:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2021-11-21 06:03:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2021-11-21 06:03:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2021-11-21 06:03:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_osst_int_mutex [2021-11-21 06:03:16,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_osst_int_mutex [2021-11-21 06:03:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2021-11-21 06:03:16,853 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2021-11-21 06:03:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2021-11-21 06:03:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2021-11-21 06:03:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:03:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_osst_int_mutex [2021-11-21 06:03:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_osst_int_mutex [2021-11-21 06:03:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 06:03:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2021-11-21 06:03:16,855 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2021-11-21 06:03:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-11-21 06:03:16,856 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-11-21 06:03:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-11-21 06:03:16,856 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-11-21 06:03:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 06:03:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2021-11-21 06:03:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2021-11-21 06:03:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2021-11-21 06:03:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2021-11-21 06:03:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-21 06:03:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-21 06:03:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2021-11-21 06:03:16,858 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2021-11-21 06:03:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-11-21 06:03:16,858 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-11-21 06:03:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-11-21 06:03:16,858 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-11-21 06:03:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:03:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2021-11-21 06:03:16,859 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2021-11-21 06:03:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 06:03:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-21 06:03:16,859 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-21 06:03:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-21 06:03:16,859 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-21 06:03:16,860 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-21 06:03:16,860 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-21 06:03:16,860 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2021-11-21 06:03:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2021-11-21 06:03:16,861 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-21 06:03:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-21 06:03:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2021-11-21 06:03:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2021-11-21 06:03:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2021-11-21 06:03:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2021-11-21 06:03:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-21 06:03:16,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-21 06:03:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-21 06:03:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-21 06:03:16,864 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-21 06:03:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2021-11-21 06:03:16,864 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2021-11-21 06:03:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-11-21 06:03:16,865 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-11-21 06:03:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-21 06:03:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2021-11-21 06:03:16,865 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2021-11-21 06:03:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:03:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2021-11-21 06:03:16,866 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2021-11-21 06:03:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2021-11-21 06:03:16,866 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2021-11-21 06:03:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-21 06:03:16,867 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-21 06:03:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2021-11-21 06:03:16,870 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2021-11-21 06:03:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2021-11-21 06:03:16,870 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2021-11-21 06:03:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-11-21 06:03:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-11-21 06:03:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2021-11-21 06:03:16,873 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2021-11-21 06:03:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-21 06:03:16,879 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-21 06:03:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2021-11-21 06:03:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2021-11-21 06:03:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-21 06:03:16,880 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-21 06:03:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:03:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-21 06:03:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-21 06:03:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2021-11-21 06:03:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2021-11-21 06:03:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2021-11-21 06:03:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2021-11-21 06:03:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2021-11-21 06:03:16,881 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2021-11-21 06:03:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-21 06:03:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-21 06:03:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-11-21 06:03:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-11-21 06:03:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 06:03:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-11-21 06:03:16,882 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-11-21 06:03:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-11-21 06:03:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-11-21 06:03:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-21 06:03:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-21 06:03:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:03:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2021-11-21 06:03:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2021-11-21 06:03:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2021-11-21 06:03:16,883 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2021-11-21 06:03:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-11-21 06:03:16,884 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-11-21 06:03:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 06:03:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-21 06:03:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2021-11-21 06:03:16,884 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2021-11-21 06:03:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2021-11-21 06:03:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2021-11-21 06:03:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2021-11-21 06:03:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2021-11-21 06:03:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-21 06:03:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-21 06:03:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-21 06:03:16,885 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-21 06:03:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-11-21 06:03:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-11-21 06:03:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2021-11-21 06:03:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2021-11-21 06:03:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2021-11-21 06:03:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2021-11-21 06:03:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2021-11-21 06:03:16,886 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2021-11-21 06:03:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-21 06:03:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-21 06:03:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2021-11-21 06:03:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2021-11-21 06:03:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-21 06:03:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-21 06:03:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2021-11-21 06:03:16,887 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2021-11-21 06:03:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:03:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2021-11-21 06:03:16,888 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2021-11-21 06:03:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2021-11-21 06:03:16,888 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2021-11-21 06:03:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:03:16,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:03:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-21 06:03:16,889 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-21 06:03:18,223 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:03:18,230 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:03:47,879 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:03:52,376 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:03:52,376 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 06:03:52,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:03:52 BoogieIcfgContainer [2021-11-21 06:03:52,384 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:03:52,385 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:03:52,385 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:03:52,395 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:03:52,395 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:03:52" (1/1) ... [2021-11-21 06:03:52,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:03:52,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:52,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 2157 states and 3250 transitions. [2021-11-21 06:03:52,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 3250 transitions. [2021-11-21 06:03:52,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:03:52,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:52,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:53,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 2158 states and 3243 transitions. [2021-11-21 06:03:53,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 3243 transitions. [2021-11-21 06:03:53,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:03:53,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:53,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:53,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 2160 states and 3245 transitions. [2021-11-21 06:03:53,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 3245 transitions. [2021-11-21 06:03:53,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:03:53,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:53,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:53,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:54,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 2164 states and 3250 transitions. [2021-11-21 06:03:54,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 3250 transitions. [2021-11-21 06:03:54,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:54,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:54,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:54,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 2166 states and 3254 transitions. [2021-11-21 06:03:54,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 3254 transitions. [2021-11-21 06:03:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:54,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:55,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:55,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 2171 states and 3260 transitions. [2021-11-21 06:03:55,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 3260 transitions. [2021-11-21 06:03:55,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:03:55,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:55,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:56,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:56,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 2173 states and 3264 transitions. [2021-11-21 06:03:56,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 3264 transitions. [2021-11-21 06:03:56,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:03:56,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:56,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:58,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 2179 states and 3271 transitions. [2021-11-21 06:03:58,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 3271 transitions. [2021-11-21 06:03:58,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:03:58,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:58,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:58,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:58,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 2181 states and 3275 transitions. [2021-11-21 06:03:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 3275 transitions. [2021-11-21 06:03:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:03:58,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:58,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:59,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:00,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:00,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 2188 states and 3283 transitions. [2021-11-21 06:04:00,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 3283 transitions. [2021-11-21 06:04:00,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:04:00,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:00,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:00,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:00,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:01,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 2190 states and 3287 transitions. [2021-11-21 06:04:01,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 3287 transitions. [2021-11-21 06:04:01,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:04:01,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:01,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 2191 states and 3289 transitions. [2021-11-21 06:04:01,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 3289 transitions. [2021-11-21 06:04:01,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:04:01,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:01,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3375 states to 2192 states and 3291 transitions. [2021-11-21 06:04:01,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 3291 transitions. [2021-11-21 06:04:01,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:04:01,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:02,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 2193 states and 3293 transitions. [2021-11-21 06:04:02,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 3293 transitions. [2021-11-21 06:04:02,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:04:02,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:02,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 2188 states and 3284 transitions. [2021-11-21 06:04:02,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 3284 transitions. [2021-11-21 06:04:02,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:04:02,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:02,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 2189 states and 3286 transitions. [2021-11-21 06:04:02,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 3286 transitions. [2021-11-21 06:04:02,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:04:02,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:02,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 2184 states and 3277 transitions. [2021-11-21 06:04:02,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 3277 transitions. [2021-11-21 06:04:02,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:04:02,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:02,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:02,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 2179 states and 3268 transitions. [2021-11-21 06:04:02,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 3268 transitions. [2021-11-21 06:04:02,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:04:02,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:02,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:02,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:03,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 2192 states and 3302 transitions. [2021-11-21 06:04:03,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 3302 transitions. [2021-11-21 06:04:03,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:04:03,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:03,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:03,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 2185 states and 3291 transitions. [2021-11-21 06:04:03,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 3291 transitions. [2021-11-21 06:04:03,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:04:03,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:03,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:03,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:04,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:04,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 2194 states and 3327 transitions. [2021-11-21 06:04:04,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 3327 transitions. [2021-11-21 06:04:04,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:04:04,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:04,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:05,165 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:07,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 2205 states and 3359 transitions. [2021-11-21 06:04:07,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 3359 transitions. [2021-11-21 06:04:07,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:04:07,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,756 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:07,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 2207 states and 3363 transitions. [2021-11-21 06:04:07,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 3363 transitions. [2021-11-21 06:04:07,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:04:07,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:08,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 2216 states and 3398 transitions. [2021-11-21 06:04:08,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 3398 transitions. [2021-11-21 06:04:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:04:08,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:08,930 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:04:08,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:08,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 2217 states and 3399 transitions. [2021-11-21 06:04:08,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 3399 transitions. [2021-11-21 06:04:08,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:04:08,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:08,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:09,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3599 states to 2226 states and 3434 transitions. [2021-11-21 06:04:09,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 3434 transitions. [2021-11-21 06:04:09,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:04:09,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:10,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:10,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 2235 states and 3448 transitions. [2021-11-21 06:04:10,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 3448 transitions. [2021-11-21 06:04:10,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:04:10,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:10,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:10,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:13,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:13,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 2251 states and 3499 transitions. [2021-11-21 06:04:13,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 3499 transitions. [2021-11-21 06:04:13,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:04:13,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:13,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:13,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:14,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 2258 states and 3516 transitions. [2021-11-21 06:04:14,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 3516 transitions. [2021-11-21 06:04:14,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:04:14,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,458 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:04:14,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:14,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 2259 states and 3517 transitions. [2021-11-21 06:04:14,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 3517 transitions. [2021-11-21 06:04:14,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:04:14,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:14,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:14,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:14,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:18,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3750 states to 2273 states and 3562 transitions. [2021-11-21 06:04:18,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 3562 transitions. [2021-11-21 06:04:18,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:04:18,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,749 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:18,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:18,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3753 states to 2268 states and 3553 transitions. [2021-11-21 06:04:18,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 3553 transitions. [2021-11-21 06:04:18,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:04:18,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:18,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:18,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:19,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3759 states to 2270 states and 3559 transitions. [2021-11-21 06:04:19,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 3559 transitions. [2021-11-21 06:04:19,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:04:19,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:19,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:19,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:19,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3763 states to 2272 states and 3563 transitions. [2021-11-21 06:04:19,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 3563 transitions. [2021-11-21 06:04:19,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:04:19,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:19,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:20,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 2274 states and 3572 transitions. [2021-11-21 06:04:20,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 3572 transitions. [2021-11-21 06:04:20,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:04:20,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,214 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:04:20,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 2275 states and 3572 transitions. [2021-11-21 06:04:20,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 3572 transitions. [2021-11-21 06:04:20,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:04:20,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,597 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:20,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3774 states to 2276 states and 3574 transitions. [2021-11-21 06:04:20,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 3574 transitions. [2021-11-21 06:04:20,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:04:20,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,768 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:04:20,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 2277 states and 3575 transitions. [2021-11-21 06:04:20,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 3575 transitions. [2021-11-21 06:04:20,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:04:20,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:20,916 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:04:21,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:21,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3779 states to 2279 states and 3579 transitions. [2021-11-21 06:04:21,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 3579 transitions. [2021-11-21 06:04:21,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:04:21,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:21,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:21,326 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:21,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 2282 states and 3584 transitions. [2021-11-21 06:04:22,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 3584 transitions. [2021-11-21 06:04:22,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:04:22,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:04:23,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:23,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3793 states to 2287 states and 3593 transitions. [2021-11-21 06:04:23,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 3593 transitions. [2021-11-21 06:04:23,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:04:23,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:23,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:23,646 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:24,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 2291 states and 3604 transitions. [2021-11-21 06:04:24,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 3604 transitions. [2021-11-21 06:04:24,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:04:24,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,199 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:04:24,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 2292 states and 3604 transitions. [2021-11-21 06:04:24,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 3604 transitions. [2021-11-21 06:04:24,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:04:24,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,351 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:24,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 2295 states and 3609 transitions. [2021-11-21 06:04:24,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 3609 transitions. [2021-11-21 06:04:24,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:04:24,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:24,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:24,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:24,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3814 states to 2290 states and 3600 transitions. [2021-11-21 06:04:24,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 3600 transitions. [2021-11-21 06:04:24,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:04:24,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:24,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:25,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:25,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 2296 states and 3615 transitions. [2021-11-21 06:04:25,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 3615 transitions. [2021-11-21 06:04:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:04:25,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:25,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:25,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3851 states to 2300 states and 3628 transitions. [2021-11-21 06:04:27,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 3628 transitions. [2021-11-21 06:04:27,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:04:27,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:27,925 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:27,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:27,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3852 states to 2295 states and 3619 transitions. [2021-11-21 06:04:27,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 3619 transitions. [2021-11-21 06:04:27,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:04:27,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:27,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:28,104 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:04:29,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 2300 states and 3628 transitions. [2021-11-21 06:04:29,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 3628 transitions. [2021-11-21 06:04:29,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:04:29,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,366 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:04:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3866 states to 2303 states and 3633 transitions. [2021-11-21 06:04:29,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 3633 transitions. [2021-11-21 06:04:29,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:04:29,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:29,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3870 states to 2306 states and 3637 transitions. [2021-11-21 06:04:29,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 3637 transitions. [2021-11-21 06:04:29,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:04:29,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,687 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:04:29,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:29,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 2308 states and 3640 transitions. [2021-11-21 06:04:29,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 3640 transitions. [2021-11-21 06:04:29,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:04:29,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:29,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:29,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:29,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:30,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:30,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 2311 states and 3645 transitions. [2021-11-21 06:04:30,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 3645 transitions. [2021-11-21 06:04:30,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:04:30,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:30,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:30,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:30,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:30,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 2312 states and 3647 transitions. [2021-11-21 06:04:30,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 3647 transitions. [2021-11-21 06:04:30,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:04:30,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:30,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:30,353 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:04:31,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:31,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 2317 states and 3656 transitions. [2021-11-21 06:04:31,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 3656 transitions. [2021-11-21 06:04:31,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:04:31,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:31,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:31,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:32,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:32,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 2323 states and 3668 transitions. [2021-11-21 06:04:32,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 3668 transitions. [2021-11-21 06:04:32,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:04:32,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:32,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:32,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:32,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:32,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:32,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3905 states to 2326 states and 3672 transitions. [2021-11-21 06:04:32,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 3672 transitions. [2021-11-21 06:04:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:04:32,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:32,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:33,053 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:33,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:33,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 2328 states and 3675 transitions. [2021-11-21 06:04:33,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 3675 transitions. [2021-11-21 06:04:33,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:04:33,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:33,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:33,600 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:04:33,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:33,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 2330 states and 3677 transitions. [2021-11-21 06:04:33,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 3677 transitions. [2021-11-21 06:04:33,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:04:33,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:33,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:34,447 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:36,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:36,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 2338 states and 3711 transitions. [2021-11-21 06:04:36,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 3711 transitions. [2021-11-21 06:04:36,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:04:36,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:36,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:36,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:04:37,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:37,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3953 states to 2343 states and 3720 transitions. [2021-11-21 06:04:37,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 3720 transitions. [2021-11-21 06:04:37,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:04:37,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:37,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:37,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:39,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:39,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 2349 states and 3733 transitions. [2021-11-21 06:04:39,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 3733 transitions. [2021-11-21 06:04:39,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:04:39,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:39,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:39,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:39,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:39,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:39,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3970 states to 2352 states and 3737 transitions. [2021-11-21 06:04:39,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 3737 transitions. [2021-11-21 06:04:39,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:04:39,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:39,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:39,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:39,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:39,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 2354 states and 3739 transitions. [2021-11-21 06:04:39,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 3739 transitions. [2021-11-21 06:04:39,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:04:39,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:39,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:39,795 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:04:39,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:39,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 2356 states and 3745 transitions. [2021-11-21 06:04:39,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 3745 transitions. [2021-11-21 06:04:39,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:04:39,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:39,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:39,929 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:39,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 2358 states and 3749 transitions. [2021-11-21 06:04:39,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 3749 transitions. [2021-11-21 06:04:39,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:04:39,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:39,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:40,075 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:04:40,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:40,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 2360 states and 3751 transitions. [2021-11-21 06:04:40,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 3751 transitions. [2021-11-21 06:04:40,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:04:40,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:40,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:40,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:40,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:40,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3985 states to 2353 states and 3738 transitions. [2021-11-21 06:04:40,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 3738 transitions. [2021-11-21 06:04:40,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:04:40,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:40,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:40,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:41,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:41,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 2359 states and 3751 transitions. [2021-11-21 06:04:41,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 3751 transitions. [2021-11-21 06:04:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:04:41,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:41,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:41,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:41,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:41,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 2361 states and 3753 transitions. [2021-11-21 06:04:41,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 3753 transitions. [2021-11-21 06:04:41,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:04:41,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:41,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:42,041 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:42,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:42,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 2363 states and 3757 transitions. [2021-11-21 06:04:42,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 3757 transitions. [2021-11-21 06:04:42,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:04:42,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:42,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:42,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:42,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:43,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:43,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 2369 states and 3767 transitions. [2021-11-21 06:04:43,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 3767 transitions. [2021-11-21 06:04:43,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:04:43,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:43,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:43,701 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:43,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:43,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 2371 states and 3771 transitions. [2021-11-21 06:04:43,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 3771 transitions. [2021-11-21 06:04:43,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:04:43,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:43,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:43,845 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:04:43,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:43,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 2374 states and 3777 transitions. [2021-11-21 06:04:43,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 3777 transitions. [2021-11-21 06:04:43,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:04:43,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:43,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:43,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:44,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:44,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 2377 states and 3782 transitions. [2021-11-21 06:04:44,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 3782 transitions. [2021-11-21 06:04:44,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:04:44,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:44,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:44,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:44,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:44,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:44,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 2381 states and 3789 transitions. [2021-11-21 06:04:44,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 3789 transitions. [2021-11-21 06:04:44,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:04:44,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:44,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:44,504 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:04:44,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:44,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 2383 states and 3791 transitions. [2021-11-21 06:04:44,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 3791 transitions. [2021-11-21 06:04:44,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:04:44,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:44,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:44,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:45,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 2396 states and 3813 transitions. [2021-11-21 06:04:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 3813 transitions. [2021-11-21 06:04:45,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:04:45,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:45,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:45,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:45,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:45,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 2398 states and 3816 transitions. [2021-11-21 06:04:45,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 3816 transitions. [2021-11-21 06:04:45,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:04:45,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:45,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:45,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:45,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:45,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:45,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4072 states to 2402 states and 3823 transitions. [2021-11-21 06:04:45,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 3823 transitions. [2021-11-21 06:04:45,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:04:45,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:45,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:45,580 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:45,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:45,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4077 states to 2405 states and 3828 transitions. [2021-11-21 06:04:45,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 3828 transitions. [2021-11-21 06:04:45,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:04:45,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:45,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:45,719 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:04:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:45,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 2407 states and 3831 transitions. [2021-11-21 06:04:45,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 3831 transitions. [2021-11-21 06:04:45,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:04:45,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:45,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:45,876 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:04:45,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:45,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 2409 states and 3833 transitions. [2021-11-21 06:04:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 3833 transitions. [2021-11-21 06:04:45,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:04:45,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:45,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:46,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:46,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:46,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4089 states to 2413 states and 3840 transitions. [2021-11-21 06:04:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 3840 transitions. [2021-11-21 06:04:46,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:04:46,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:46,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:04:46,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:46,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4094 states to 2416 states and 3845 transitions. [2021-11-21 06:04:46,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 3845 transitions. [2021-11-21 06:04:46,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:04:46,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:46,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:46,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:04:46,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:46,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 2418 states and 3847 transitions. [2021-11-21 06:04:46,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 3847 transitions. [2021-11-21 06:04:46,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:04:46,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:46,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:46,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:46,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:46,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4103 states to 2422 states and 3854 transitions. [2021-11-21 06:04:46,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 3854 transitions. [2021-11-21 06:04:46,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:04:46,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:46,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:47,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:48,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 2424 states and 3856 transitions. [2021-11-21 06:04:48,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 3856 transitions. [2021-11-21 06:04:48,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:04:48,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:48,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:48,510 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:04:48,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:48,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 2430 states and 3865 transitions. [2021-11-21 06:04:48,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 3865 transitions. [2021-11-21 06:04:48,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:04:48,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:48,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:48,794 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:04:48,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:48,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 2432 states and 3867 transitions. [2021-11-21 06:04:48,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 3867 transitions. [2021-11-21 06:04:48,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:04:48,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:48,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:48,966 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:04:49,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:49,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 2439 states and 3878 transitions. [2021-11-21 06:04:49,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 3878 transitions. [2021-11-21 06:04:49,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:04:49,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:49,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:49,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:51,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:51,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 2441 states and 3879 transitions. [2021-11-21 06:04:51,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 3879 transitions. [2021-11-21 06:04:51,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:04:51,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:51,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:51,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 2443 states and 3883 transitions. [2021-11-21 06:04:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 3883 transitions. [2021-11-21 06:04:51,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:04:51,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:51,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:52,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:52,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 2445 states and 3885 transitions. [2021-11-21 06:04:52,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 3885 transitions. [2021-11-21 06:04:52,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:04:52,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:52,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:52,642 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:04:52,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:52,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4136 states to 2447 states and 3887 transitions. [2021-11-21 06:04:52,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 3887 transitions. [2021-11-21 06:04:52,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:04:52,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:52,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:53,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:53,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4167 states to 2451 states and 3902 transitions. [2021-11-21 06:04:53,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 3902 transitions. [2021-11-21 06:04:53,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:04:53,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:53,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:53,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:53,393 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:04:53,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:53,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4178 states to 2458 states and 3913 transitions. [2021-11-21 06:04:53,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 3913 transitions. [2021-11-21 06:04:53,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:04:53,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:53,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:53,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:53,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:53,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4182 states to 2460 states and 3917 transitions. [2021-11-21 06:04:53,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 3917 transitions. [2021-11-21 06:04:53,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:04:53,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:53,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:53,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:54,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:54,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4184 states to 2462 states and 3919 transitions. [2021-11-21 06:04:54,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 3919 transitions. [2021-11-21 06:04:54,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:04:54,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:54,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:54,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:55,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:55,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:55,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 2463 states and 3920 transitions. [2021-11-21 06:04:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 3920 transitions. [2021-11-21 06:04:55,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:04:55,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:55,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:55,171 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:55,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:55,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4189 states to 2463 states and 3919 transitions. [2021-11-21 06:04:55,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 3919 transitions. [2021-11-21 06:04:55,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:04:55,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:55,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:55,294 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:04:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4200 states to 2470 states and 3930 transitions. [2021-11-21 06:04:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 3930 transitions. [2021-11-21 06:04:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:04:55,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:55,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:55,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:55,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:55,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 2472 states and 3934 transitions. [2021-11-21 06:04:55,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 3934 transitions. [2021-11-21 06:04:55,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:04:55,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:55,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:55,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:56,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:56,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 2474 states and 3936 transitions. [2021-11-21 06:04:56,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 3936 transitions. [2021-11-21 06:04:56,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:04:56,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:56,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:56,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:56,777 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:56,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:56,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 2475 states and 3936 transitions. [2021-11-21 06:04:56,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 3936 transitions. [2021-11-21 06:04:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:04:56,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:56,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:56,891 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:56,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 2476 states and 3937 transitions. [2021-11-21 06:04:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3937 transitions. [2021-11-21 06:04:56,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:04:56,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:56,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:57,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:04:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:57,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4219 states to 2476 states and 3936 transitions. [2021-11-21 06:04:57,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3936 transitions. [2021-11-21 06:04:57,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:04:57,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:57,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:57,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:57,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 2476 states and 3935 transitions. [2021-11-21 06:04:57,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3935 transitions. [2021-11-21 06:04:57,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 06:04:57,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:57,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:57,900 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:04:57,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:57,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4234 states to 2483 states and 3946 transitions. [2021-11-21 06:04:57,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 3946 transitions. [2021-11-21 06:04:57,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:04:57,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:57,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:58,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:58,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4238 states to 2485 states and 3950 transitions. [2021-11-21 06:04:58,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 3950 transitions. [2021-11-21 06:04:58,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:04:58,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:58,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:58,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:58,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:58,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:58,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 2488 states and 3954 transitions. [2021-11-21 06:04:58,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 3954 transitions. [2021-11-21 06:04:58,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:04:58,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:58,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:58,416 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:58,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:58,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 2489 states and 3954 transitions. [2021-11-21 06:04:58,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 3954 transitions. [2021-11-21 06:04:58,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:04:58,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:58,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:58,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:58,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:58,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4243 states to 2490 states and 3955 transitions. [2021-11-21 06:04:58,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 3955 transitions. [2021-11-21 06:04:58,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:04:58,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:58,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:58,633 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:04:58,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:58,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 2496 states and 3965 transitions. [2021-11-21 06:04:58,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2496 states and 3965 transitions. [2021-11-21 06:04:58,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:04:58,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:58,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:58,813 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:04:58,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:58,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 2502 states and 3974 transitions. [2021-11-21 06:04:58,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 3974 transitions. [2021-11-21 06:04:58,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:04:58,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:58,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:58,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:59,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:59,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 2505 states and 3978 transitions. [2021-11-21 06:04:59,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 3978 transitions. [2021-11-21 06:04:59,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:04:59,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:59,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:59,127 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:59,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:59,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 2506 states and 3978 transitions. [2021-11-21 06:04:59,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 3978 transitions. [2021-11-21 06:04:59,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:04:59,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:59,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:59,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:59,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:59,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 2507 states and 3979 transitions. [2021-11-21 06:04:59,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 3979 transitions. [2021-11-21 06:04:59,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:04:59,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:59,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:59,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:04:59,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:59,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4276 states to 2513 states and 3988 transitions. [2021-11-21 06:04:59,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 3988 transitions. [2021-11-21 06:04:59,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 06:04:59,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:59,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:59,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:59,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:59,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:59,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 2516 states and 3992 transitions. [2021-11-21 06:04:59,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2516 states and 3992 transitions. [2021-11-21 06:04:59,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:04:59,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:59,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:59,741 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:04:59,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:59,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4280 states to 2517 states and 3992 transitions. [2021-11-21 06:04:59,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 3992 transitions. [2021-11-21 06:04:59,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 06:04:59,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:59,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:59,852 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:04:59,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:59,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 2523 states and 4001 transitions. [2021-11-21 06:04:59,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 4001 transitions. [2021-11-21 06:04:59,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 06:04:59,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:59,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:00,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4293 states to 2526 states and 4005 transitions. [2021-11-21 06:05:00,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 4005 transitions. [2021-11-21 06:05:00,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 06:05:00,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:00,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:00,154 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:05:00,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:00,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 2532 states and 4014 transitions. [2021-11-21 06:05:00,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 4014 transitions. [2021-11-21 06:05:00,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 06:05:00,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:00,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:00,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:00,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:00,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4309 states to 2532 states and 4013 transitions. [2021-11-21 06:05:00,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 4013 transitions. [2021-11-21 06:05:00,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 06:05:00,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:00,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:00,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:00,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:00,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 2532 states and 4012 transitions. [2021-11-21 06:05:00,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 4012 transitions. [2021-11-21 06:05:00,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:05:00,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:00,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:05:00,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 2536 states and 4017 transitions. [2021-11-21 06:05:00,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2536 states and 4017 transitions. [2021-11-21 06:05:00,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 06:05:00,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:00,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:00,862 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:05:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:01,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4341 states to 2545 states and 4040 transitions. [2021-11-21 06:05:01,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 4040 transitions. [2021-11-21 06:05:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:05:01,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:01,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:01,253 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:05:01,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:01,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 2549 states and 4045 transitions. [2021-11-21 06:05:01,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 4045 transitions. [2021-11-21 06:05:01,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:05:01,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:01,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:02,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:04,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4386 states to 2555 states and 4078 transitions. [2021-11-21 06:05:04,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 4078 transitions. [2021-11-21 06:05:04,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:05:04,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:04,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:04,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:04,582 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:05:04,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:04,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4391 states to 2559 states and 4083 transitions. [2021-11-21 06:05:04,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 4083 transitions. [2021-11-21 06:05:04,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:05:04,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:04,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:04,703 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:05:04,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:04,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4396 states to 2563 states and 4088 transitions. [2021-11-21 06:05:04,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4088 transitions. [2021-11-21 06:05:04,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:05:04,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:04,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:04,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:05,556 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:13,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:13,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4470 states to 2588 states and 4151 transitions. [2021-11-21 06:05:13,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 4151 transitions. [2021-11-21 06:05:13,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:05:13,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:13,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:13,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:13,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:13,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4473 states to 2588 states and 4150 transitions. [2021-11-21 06:05:13,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 4150 transitions. [2021-11-21 06:05:13,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:05:13,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:13,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:13,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:13,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4474 states to 2588 states and 4149 transitions. [2021-11-21 06:05:13,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 4149 transitions. [2021-11-21 06:05:13,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 06:05:13,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:13,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:13,848 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:05:13,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:13,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4479 states to 2591 states and 4154 transitions. [2021-11-21 06:05:13,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 4154 transitions. [2021-11-21 06:05:13,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:05:13,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:13,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:13,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:14,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4483 states to 2593 states and 4158 transitions. [2021-11-21 06:05:14,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 4158 transitions. [2021-11-21 06:05:14,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:05:14,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:14,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:14,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:14,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:14,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4508 states to 2602 states and 4183 transitions. [2021-11-21 06:05:14,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2602 states and 4183 transitions. [2021-11-21 06:05:14,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 06:05:14,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:14,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:14,503 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:05:14,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:14,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4531 states to 2611 states and 4206 transitions. [2021-11-21 06:05:14,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 4206 transitions. [2021-11-21 06:05:14,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 06:05:14,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:14,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:05:14,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4536 states to 2614 states and 4211 transitions. [2021-11-21 06:05:14,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 4211 transitions. [2021-11-21 06:05:14,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:05:14,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:14,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:14,944 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:15,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:15,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4559 states to 2623 states and 4234 transitions. [2021-11-21 06:05:15,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2623 states and 4234 transitions. [2021-11-21 06:05:15,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:05:15,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:15,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:15,284 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:05:15,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:15,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4560 states to 2624 states and 4235 transitions. [2021-11-21 06:05:15,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 4235 transitions. [2021-11-21 06:05:15,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 06:05:15,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:15,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:15,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:15,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:15,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 2624 states and 4234 transitions. [2021-11-21 06:05:15,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 4234 transitions. [2021-11-21 06:05:15,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:05:15,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:15,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:15,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:15,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4571 states to 2626 states and 4236 transitions. [2021-11-21 06:05:15,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 4236 transitions. [2021-11-21 06:05:15,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:05:15,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:15,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:15,740 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:05:15,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:15,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4573 states to 2628 states and 4238 transitions. [2021-11-21 06:05:15,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 4238 transitions. [2021-11-21 06:05:15,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:05:15,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:15,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:15,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:16,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:16,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4596 states to 2637 states and 4261 transitions. [2021-11-21 06:05:16,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 4261 transitions. [2021-11-21 06:05:16,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:05:16,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:16,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:16,120 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:16,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:16,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4599 states to 2627 states and 4243 transitions. [2021-11-21 06:05:16,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2627 states and 4243 transitions. [2021-11-21 06:05:16,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:05:16,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:16,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:16,276 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:05:16,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:16,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4599 states to 2628 states and 4243 transitions. [2021-11-21 06:05:16,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 4243 transitions. [2021-11-21 06:05:16,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:05:16,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:16,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:16,404 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:05:16,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:16,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 2637 states and 4266 transitions. [2021-11-21 06:05:16,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 4266 transitions. [2021-11-21 06:05:16,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:05:16,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:16,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:16,621 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:05:16,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4624 states to 2639 states and 4268 transitions. [2021-11-21 06:05:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 4268 transitions. [2021-11-21 06:05:16,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:05:16,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:16,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:16,739 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:16,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:16,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4629 states to 2642 states and 4273 transitions. [2021-11-21 06:05:16,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 4273 transitions. [2021-11-21 06:05:16,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:05:16,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:16,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:16,907 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:05:16,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:16,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 2645 states and 4278 transitions. [2021-11-21 06:05:16,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 4278 transitions. [2021-11-21 06:05:16,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 06:05:16,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:16,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:17,084 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:17,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:17,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4636 states to 2646 states and 4280 transitions. [2021-11-21 06:05:17,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2646 states and 4280 transitions. [2021-11-21 06:05:17,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:05:17,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:17,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:17,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:17,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:17,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4676 states to 2653 states and 4313 transitions. [2021-11-21 06:05:17,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 4313 transitions. [2021-11-21 06:05:17,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:05:17,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:17,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:17,882 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:18,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:18,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4682 states to 2657 states and 4319 transitions. [2021-11-21 06:05:18,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 4319 transitions. [2021-11-21 06:05:18,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:05:18,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:18,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:18,260 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:05:18,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:18,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4687 states to 2660 states and 4324 transitions. [2021-11-21 06:05:18,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2660 states and 4324 transitions. [2021-11-21 06:05:18,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:05:18,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:18,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:18,442 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:18,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:18,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4692 states to 2663 states and 4329 transitions. [2021-11-21 06:05:18,474 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 4329 transitions. [2021-11-21 06:05:18,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:05:18,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:18,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:18,568 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:05:18,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4694 states to 2665 states and 4331 transitions. [2021-11-21 06:05:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 4331 transitions. [2021-11-21 06:05:18,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:05:18,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:18,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:18,695 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:05:20,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:20,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4728 states to 2678 states and 4365 transitions. [2021-11-21 06:05:20,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2678 states and 4365 transitions. [2021-11-21 06:05:20,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:05:20,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:20,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:20,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:20,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4732 states to 2678 states and 4364 transitions. [2021-11-21 06:05:21,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2678 states and 4364 transitions. [2021-11-21 06:05:21,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:05:21,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:21,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:21,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:22,109 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:23,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:23,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4752 states to 2683 states and 4384 transitions. [2021-11-21 06:05:23,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 4384 transitions. [2021-11-21 06:05:23,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:05:23,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:23,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:23,279 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:05:23,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:23,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4755 states to 2684 states and 4387 transitions. [2021-11-21 06:05:23,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2684 states and 4387 transitions. [2021-11-21 06:05:23,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:05:23,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:23,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:23,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:23,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 2685 states and 4388 transitions. [2021-11-21 06:05:23,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states and 4388 transitions. [2021-11-21 06:05:23,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:05:23,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:23,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:23,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:23,600 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:23,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:23,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4761 states to 2688 states and 4393 transitions. [2021-11-21 06:05:23,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 4393 transitions. [2021-11-21 06:05:23,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:05:23,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:23,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:23,730 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:23,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:23,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4766 states to 2691 states and 4398 transitions. [2021-11-21 06:05:23,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 4398 transitions. [2021-11-21 06:05:23,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:05:23,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:23,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4767 states to 2682 states and 4382 transitions. [2021-11-21 06:05:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 4382 transitions. [2021-11-21 06:05:23,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:05:23,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:23,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:24,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:24,086 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:05:24,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:24,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4771 states to 2685 states and 4386 transitions. [2021-11-21 06:05:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states and 4386 transitions. [2021-11-21 06:05:24,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:05:24,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:24,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:24,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:24,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4774 states to 2685 states and 4385 transitions. [2021-11-21 06:05:24,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states and 4385 transitions. [2021-11-21 06:05:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:05:24,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:24,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:24,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:24,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:24,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4783 states to 2687 states and 4387 transitions. [2021-11-21 06:05:24,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2687 states and 4387 transitions. [2021-11-21 06:05:24,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:05:24,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:24,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:24,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:24,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:24,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4784 states to 2687 states and 4386 transitions. [2021-11-21 06:05:24,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2687 states and 4386 transitions. [2021-11-21 06:05:24,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 06:05:24,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:24,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:24,664 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:05:24,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:24,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4788 states to 2689 states and 4390 transitions. [2021-11-21 06:05:24,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 4390 transitions. [2021-11-21 06:05:24,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:05:24,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:24,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:24,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:24,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:24,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4790 states to 2691 states and 4392 transitions. [2021-11-21 06:05:24,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 4392 transitions. [2021-11-21 06:05:24,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 06:05:24,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:24,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:24,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:24,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4791 states to 2692 states and 4393 transitions. [2021-11-21 06:05:24,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 4393 transitions. [2021-11-21 06:05:24,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 06:05:24,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:24,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:25,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:25,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:25,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4796 states to 2695 states and 4398 transitions. [2021-11-21 06:05:25,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2695 states and 4398 transitions. [2021-11-21 06:05:25,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 06:05:25,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:25,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:25,134 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:05:25,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:25,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4801 states to 2698 states and 4403 transitions. [2021-11-21 06:05:25,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2698 states and 4403 transitions. [2021-11-21 06:05:25,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 06:05:25,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:25,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:25,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:25,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4821 states to 2707 states and 4423 transitions. [2021-11-21 06:05:25,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2707 states and 4423 transitions. [2021-11-21 06:05:25,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 06:05:25,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:25,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:26,030 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:27,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:27,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 2711 states and 4428 transitions. [2021-11-21 06:05:27,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 4428 transitions. [2021-11-21 06:05:27,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:05:27,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:27,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:27,731 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:28,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:28,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4836 states to 2715 states and 4438 transitions. [2021-11-21 06:05:28,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 4438 transitions. [2021-11-21 06:05:28,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:05:28,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:28,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:28,863 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:05:28,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:28,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4838 states to 2717 states and 4440 transitions. [2021-11-21 06:05:28,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 4440 transitions. [2021-11-21 06:05:28,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:05:28,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:28,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:29,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:30,890 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 06:05:35,013 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 06:05:35,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:35,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4839 states to 2717 states and 4439 transitions. [2021-11-21 06:05:35,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 4439 transitions. [2021-11-21 06:05:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:05:35,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:35,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:05:35,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:35,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4843 states to 2718 states and 4441 transitions. [2021-11-21 06:05:35,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 4441 transitions. [2021-11-21 06:05:35,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:05:35,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:35,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:35,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:35,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:35,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4845 states to 2720 states and 4443 transitions. [2021-11-21 06:05:35,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 4443 transitions. [2021-11-21 06:05:35,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:05:35,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:35,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:35,503 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:35,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:35,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4846 states to 2721 states and 4444 transitions. [2021-11-21 06:05:35,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 4444 transitions. [2021-11-21 06:05:35,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:05:35,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:35,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:35,639 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:05:35,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:35,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4851 states to 2724 states and 4449 transitions. [2021-11-21 06:05:35,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 4449 transitions. [2021-11-21 06:05:35,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 06:05:35,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:35,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:05:35,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:35,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 2726 states and 4453 transitions. [2021-11-21 06:05:35,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 4453 transitions. [2021-11-21 06:05:35,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:05:35,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:35,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:35,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:35,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:35,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4857 states to 2728 states and 4455 transitions. [2021-11-21 06:05:35,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 4455 transitions. [2021-11-21 06:05:35,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 06:05:35,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:35,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:36,266 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:38,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:38,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4937 states to 2740 states and 4512 transitions. [2021-11-21 06:05:38,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 4512 transitions. [2021-11-21 06:05:38,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 06:05:38,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:38,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:38,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:40,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:40,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4958 states to 2749 states and 4533 transitions. [2021-11-21 06:05:40,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 4533 transitions. [2021-11-21 06:05:40,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 06:05:40,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:40,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:40,328 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:41,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:41,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4964 states to 2753 states and 4539 transitions. [2021-11-21 06:05:41,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 4539 transitions. [2021-11-21 06:05:41,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:05:41,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:41,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:05:44,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:44,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4975 states to 2758 states and 4550 transitions. [2021-11-21 06:05:44,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 4550 transitions. [2021-11-21 06:05:44,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:05:44,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:44,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:44,359 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:05:44,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:44,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4977 states to 2760 states and 4552 transitions. [2021-11-21 06:05:44,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2760 states and 4552 transitions. [2021-11-21 06:05:44,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:05:44,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:44,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:44,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:44,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4978 states to 2760 states and 4551 transitions. [2021-11-21 06:05:44,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2760 states and 4551 transitions. [2021-11-21 06:05:44,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:05:44,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:44,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:44,743 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 06:05:46,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:46,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4982 states to 2763 states and 4555 transitions. [2021-11-21 06:05:46,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 4555 transitions. [2021-11-21 06:05:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:05:46,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:46,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:46,412 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:46,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:46,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4984 states to 2765 states and 4557 transitions. [2021-11-21 06:05:46,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2765 states and 4557 transitions. [2021-11-21 06:05:46,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:05:46,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:46,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:46,527 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:05:46,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:46,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4985 states to 2766 states and 4558 transitions. [2021-11-21 06:05:46,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 4558 transitions. [2021-11-21 06:05:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:05:46,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:46,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:46,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:46,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:46,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4987 states to 2768 states and 4560 transitions. [2021-11-21 06:05:46,681 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 4560 transitions. [2021-11-21 06:05:46,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 06:05:46,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:46,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:46,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:46,758 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:46,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:46,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4991 states to 2768 states and 4559 transitions. [2021-11-21 06:05:46,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 4559 transitions. [2021-11-21 06:05:46,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 06:05:46,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:46,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:46,877 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:47,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5012 states to 2777 states and 4580 transitions. [2021-11-21 06:05:47,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 4580 transitions. [2021-11-21 06:05:47,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 06:05:47,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:47,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:47,690 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:49,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:49,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5018 states to 2781 states and 4586 transitions. [2021-11-21 06:05:49,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 4586 transitions. [2021-11-21 06:05:49,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 06:05:49,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:49,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:49,548 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 06:05:49,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:49,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5018 states to 2782 states and 4586 transitions. [2021-11-21 06:05:49,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 4586 transitions. [2021-11-21 06:05:49,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-21 06:05:49,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:49,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:50,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:50,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:50,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5020 states to 2784 states and 4588 transitions. [2021-11-21 06:05:50,053 INFO L276 IsEmpty]: Start isEmpty. Operand 2784 states and 4588 transitions. [2021-11-21 06:05:50,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:05:50,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:50,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:50,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:05:50,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:50,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5022 states to 2786 states and 4590 transitions. [2021-11-21 06:05:50,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 4590 transitions. [2021-11-21 06:05:50,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:05:50,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:50,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:50,272 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:50,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:50,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5024 states to 2788 states and 4592 transitions. [2021-11-21 06:05:50,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 4592 transitions. [2021-11-21 06:05:50,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:05:50,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:50,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:50,477 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:50,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:50,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5028 states to 2788 states and 4591 transitions. [2021-11-21 06:05:50,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 4591 transitions. [2021-11-21 06:05:50,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:05:50,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:50,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:50,584 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:52,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:52,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5071 states to 2808 states and 4632 transitions. [2021-11-21 06:05:52,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 4632 transitions. [2021-11-21 06:05:52,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:05:52,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:52,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:52,114 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:05:52,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:52,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5084 states to 2816 states and 4645 transitions. [2021-11-21 06:05:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 4645 transitions. [2021-11-21 06:05:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:05:52,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:52,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:52,264 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:05:52,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:52,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5089 states to 2819 states and 4650 transitions. [2021-11-21 06:05:52,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 4650 transitions. [2021-11-21 06:05:52,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:05:52,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:52,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:52,392 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:05:52,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:52,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5091 states to 2821 states and 4652 transitions. [2021-11-21 06:05:52,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 4652 transitions. [2021-11-21 06:05:52,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 06:05:52,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:52,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:52,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:05:59,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:59,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5132 states to 2833 states and 4689 transitions. [2021-11-21 06:05:59,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 4689 transitions. [2021-11-21 06:05:59,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 06:05:59,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:59,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:59,528 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:06:01,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:01,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5177 states to 2853 states and 4731 transitions. [2021-11-21 06:06:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 4731 transitions. [2021-11-21 06:06:01,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:06:01,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:01,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:02,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:06:02,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:02,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5179 states to 2851 states and 4728 transitions. [2021-11-21 06:06:02,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 4728 transitions. [2021-11-21 06:06:02,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:06:02,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:02,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:02,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:06:05,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:05,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5209 states to 2867 states and 4755 transitions. [2021-11-21 06:06:05,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 4755 transitions. [2021-11-21 06:06:05,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:06:05,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:05,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:05,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:05,621 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:06:12,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:12,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5248 states to 2879 states and 4793 transitions. [2021-11-21 06:06:12,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 4793 transitions. [2021-11-21 06:06:12,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:06:12,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:12,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:12,683 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:06:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:12,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5250 states to 2879 states and 4791 transitions. [2021-11-21 06:06:12,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 4791 transitions. [2021-11-21 06:06:12,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:06:12,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:12,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:12,807 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:06:15,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:15,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5296 states to 2899 states and 4833 transitions. [2021-11-21 06:06:15,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 4833 transitions. [2021-11-21 06:06:15,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:06:15,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:15,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:15,569 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:06:18,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:18,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5366 states to 2922 states and 4898 transitions. [2021-11-21 06:06:18,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 4898 transitions. [2021-11-21 06:06:18,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:06:18,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:18,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:19,026 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:06:41,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5399 states to 2936 states and 4931 transitions. [2021-11-21 06:06:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 4931 transitions. [2021-11-21 06:06:41,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:06:41,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:41,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:41,819 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:06:46,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:46,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5405 states to 2940 states and 4937 transitions. [2021-11-21 06:06:46,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2940 states and 4937 transitions. [2021-11-21 06:06:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:06:46,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:46,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:06:53,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:53,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5456 states to 2965 states and 4988 transitions. [2021-11-21 06:06:53,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 4988 transitions. [2021-11-21 06:06:53,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:06:53,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:53,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:53,695 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:06:55,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:55,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5473 states to 2968 states and 5004 transitions. [2021-11-21 06:06:55,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2968 states and 5004 transitions. [2021-11-21 06:06:55,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:06:55,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:55,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:55,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:06:55,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:55,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5481 states to 2970 states and 5008 transitions. [2021-11-21 06:06:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 5008 transitions. [2021-11-21 06:06:55,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:06:55,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:55,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:55,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:06:55,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:55,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5485 states to 2970 states and 5007 transitions. [2021-11-21 06:06:55,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 5007 transitions. [2021-11-21 06:06:55,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 06:06:55,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:55,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:58,535 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:07:07,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:07,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5498 states to 2971 states and 5011 transitions. [2021-11-21 06:07:07,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 5011 transitions. [2021-11-21 06:07:07,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 06:07:07,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:07,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:07,651 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:07:10,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:10,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5502 states to 2974 states and 5015 transitions. [2021-11-21 06:07:10,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 5015 transitions. [2021-11-21 06:07:10,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 06:07:10,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:10,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:10,959 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:07:11,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:11,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5504 states to 2976 states and 5017 transitions. [2021-11-21 06:07:11,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 5017 transitions. [2021-11-21 06:07:11,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 06:07:11,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:11,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:11,181 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:07:20,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:20,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5514 states to 2979 states and 5027 transitions. [2021-11-21 06:07:20,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2979 states and 5027 transitions. [2021-11-21 06:07:20,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 06:07:20,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:20,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:20,853 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:07:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:34,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5534 states to 2985 states and 5046 transitions. [2021-11-21 06:07:34,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 5046 transitions. [2021-11-21 06:07:34,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:07:34,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:34,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:34,625 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:08:03,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:03,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5573 states to 2997 states and 5084 transitions. [2021-11-21 06:08:03,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2997 states and 5084 transitions. [2021-11-21 06:08:03,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 06:08:03,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:03,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:04,029 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:08:24,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:24,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5592 states to 3003 states and 5102 transitions. [2021-11-21 06:08:24,797 INFO L276 IsEmpty]: Start isEmpty. Operand 3003 states and 5102 transitions. [2021-11-21 06:08:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:08:24,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:24,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:24,878 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:08:26,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:26,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5617 states to 3005 states and 5126 transitions. [2021-11-21 06:08:26,610 INFO L276 IsEmpty]: Start isEmpty. Operand 3005 states and 5126 transitions. [2021-11-21 06:08:26,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 06:08:26,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:26,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:26,689 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:08:48,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:48,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5636 states to 3011 states and 5144 transitions. [2021-11-21 06:08:48,017 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 5144 transitions. [2021-11-21 06:08:48,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:08:48,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:48,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:48,091 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:08:49,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:49,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5640 states to 3011 states and 5141 transitions. [2021-11-21 06:08:49,158 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 5141 transitions. [2021-11-21 06:08:49,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:08:49,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:49,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:09:16,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:16,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5656 states to 3017 states and 5157 transitions. [2021-11-21 06:09:16,592 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 5157 transitions. [2021-11-21 06:09:16,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:09:16,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:16,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:16,708 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:09:28,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:28,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5664 states to 3021 states and 5165 transitions. [2021-11-21 06:09:28,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3021 states and 5165 transitions. [2021-11-21 06:09:28,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 06:09:28,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:28,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:28,505 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:09:30,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:30,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5677 states to 3023 states and 5177 transitions. [2021-11-21 06:09:30,897 INFO L276 IsEmpty]: Start isEmpty. Operand 3023 states and 5177 transitions. [2021-11-21 06:09:30,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 06:09:30,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:30,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:31,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 2667 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-21 06:09:31,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:09:35,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:09:43,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:43,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5695 states to 3027 states and 5193 transitions. [2021-11-21 06:09:43,386 INFO L276 IsEmpty]: Start isEmpty. Operand 3027 states and 5193 transitions. [2021-11-21 06:09:43,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:09:43,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:43,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:43,488 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:09:43,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:43,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5699 states to 3027 states and 5192 transitions. [2021-11-21 06:09:43,517 INFO L276 IsEmpty]: Start isEmpty. Operand 3027 states and 5192 transitions. [2021-11-21 06:09:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:09:43,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:43,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:09:51,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:51,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5731 states to 3043 states and 5221 transitions. [2021-11-21 06:09:51,317 INFO L276 IsEmpty]: Start isEmpty. Operand 3043 states and 5221 transitions. [2021-11-21 06:09:51,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:09:51,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:51,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:51,413 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:09:57,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:57,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5737 states to 3046 states and 5227 transitions. [2021-11-21 06:09:57,350 INFO L276 IsEmpty]: Start isEmpty. Operand 3046 states and 5227 transitions. [2021-11-21 06:09:57,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:09:57,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:57,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:57,457 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 06:09:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:57,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5739 states to 3048 states and 5229 transitions. [2021-11-21 06:09:57,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3048 states and 5229 transitions. [2021-11-21 06:09:57,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:09:57,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:57,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:57,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:57,746 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:09:57,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:57,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5740 states to 3049 states and 5230 transitions. [2021-11-21 06:09:57,805 INFO L276 IsEmpty]: Start isEmpty. Operand 3049 states and 5230 transitions. [2021-11-21 06:09:57,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:09:57,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:57,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:57,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:11:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:06,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5811 states to 3076 states and 5299 transitions. [2021-11-21 06:11:06,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 5299 transitions. [2021-11-21 06:11:06,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:11:06,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:06,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:06,298 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:11:09,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:09,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5829 states to 3078 states and 5316 transitions. [2021-11-21 06:11:09,253 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 5316 transitions. [2021-11-21 06:11:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:11:09,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:09,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:09,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:09,335 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:11:09,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5833 states to 3081 states and 5320 transitions. [2021-11-21 06:11:09,464 INFO L276 IsEmpty]: Start isEmpty. Operand 3081 states and 5320 transitions. [2021-11-21 06:11:09,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:11:09,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:09,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:09,596 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:11:09,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5840 states to 3081 states and 5319 transitions. [2021-11-21 06:11:09,674 INFO L276 IsEmpty]: Start isEmpty. Operand 3081 states and 5319 transitions. [2021-11-21 06:11:09,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:11:09,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:09,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:11:55,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:55,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5856 states to 3087 states and 5335 transitions. [2021-11-21 06:11:55,839 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 5335 transitions. [2021-11-21 06:11:55,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:11:55,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:55,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:57,642 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:13:55,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:55,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5916 states to 3113 states and 5395 transitions. [2021-11-21 06:13:55,735 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 5395 transitions. [2021-11-21 06:13:55,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:13:55,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:55,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:14:23,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5924 states to 3117 states and 5403 transitions. [2021-11-21 06:14:23,561 INFO L276 IsEmpty]: Start isEmpty. Operand 3117 states and 5403 transitions. [2021-11-21 06:14:23,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:14:23,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:23,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:23,663 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:14:36,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:36,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5945 states to 3130 states and 5424 transitions. [2021-11-21 06:14:36,901 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 5424 transitions. [2021-11-21 06:14:36,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:14:36,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:36,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:37,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:37,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 2671 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:14:37,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:14:44,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:15:09,666 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 06:15:19,685 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 06:15:19,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:19,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5994 states to 3143 states and 5468 transitions. [2021-11-21 06:15:19,797 INFO L276 IsEmpty]: Start isEmpty. Operand 3143 states and 5468 transitions. [2021-11-21 06:15:19,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:15:19,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:19,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:19,930 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 06:15:31,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:31,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6024 states to 3159 states and 5495 transitions. [2021-11-21 06:15:31,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3159 states and 5495 transitions. [2021-11-21 06:15:31,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-21 06:15:31,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:31,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:15:42,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:42,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6030 states to 3162 states and 5501 transitions. [2021-11-21 06:15:42,415 INFO L276 IsEmpty]: Start isEmpty. Operand 3162 states and 5501 transitions. [2021-11-21 06:15:42,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 06:15:42,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:42,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:42,515 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.