./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f37e3824e515882c7bcf8c367d3f56b0297fad2493f001664c6f9188e65f0eab --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:57:49,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:57:49,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:57:49,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:57:49,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:57:49,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:57:49,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:57:49,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:57:49,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:57:49,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:57:49,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:57:49,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:57:49,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:57:49,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:57:49,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:57:49,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:57:49,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:57:49,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:57:49,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:57:49,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:57:49,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:57:49,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:57:49,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:57:49,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:57:49,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:57:49,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:57:49,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:57:49,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:57:49,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:57:49,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:57:49,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:57:49,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:57:49,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:57:49,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:57:49,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:57:49,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:57:49,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:57:49,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:57:49,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:57:49,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:57:49,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:57:49,451 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-13 22:57:49,475 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:57:49,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:57:49,480 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:57:49,481 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:57:49,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:57:49,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:57:49,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:57:49,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:57:49,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:57:49,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:57:49,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:57:49,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:57:49,488 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:57:49,488 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:57:49,488 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:57:49,489 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:57:49,489 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:57:49,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:57:49,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:57:49,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:57:49,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:57:49,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:57:49,490 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:57:49,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:57:49,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:57:49,491 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_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f37e3824e515882c7bcf8c367d3f56b0297fad2493f001664c6f9188e65f0eab [2021-11-13 22:57:49,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:57:49,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:57:49,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:57:49,803 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:57:49,804 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:57:49,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i [2021-11-13 22:57:49,881 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/data/d81fae983/db468515cb0642b4afc1390b022f1a99/FLAG09c915593 [2021-11-13 22:57:50,694 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:57:50,697 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i [2021-11-13 22:57:50,736 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/data/d81fae983/db468515cb0642b4afc1390b022f1a99/FLAG09c915593 [2021-11-13 22:57:51,198 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/data/d81fae983/db468515cb0642b4afc1390b022f1a99 [2021-11-13 22:57:51,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:57:51,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:57:51,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:57:51,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:57:51,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:57:51,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:57:51" (1/1) ... [2021-11-13 22:57:51,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8b4281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:51, skipping insertion in model container [2021-11-13 22:57:51,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:57:51" (1/1) ... [2021-11-13 22:57:51,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:57:51,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:57:53,080 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i[213319,213332] [2021-11-13 22:57:53,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:57:53,232 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:57:53,792 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--cpqarray.ko-main.cil.out.i[213319,213332] [2021-11-13 22:57:53,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:57:53,916 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:57:53,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:53 WrapperNode [2021-11-13 22:57:53,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:57:53,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:57:53,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:57:53,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:57:53,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:53" (1/1) ... [2021-11-13 22:57:54,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:53" (1/1) ... [2021-11-13 22:57:54,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:57:54,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:57:54,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:57:54,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:57:54,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:53" (1/1) ... [2021-11-13 22:57:54,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:53" (1/1) ... [2021-11-13 22:57:54,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:53" (1/1) ... [2021-11-13 22:57:54,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:53" (1/1) ... [2021-11-13 22:57:54,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:53" (1/1) ... [2021-11-13 22:57:54,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:53" (1/1) ... [2021-11-13 22:57:54,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:53" (1/1) ... [2021-11-13 22:57:54,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:57:54,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:57:54,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:57:54,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:57:54,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:57:53" (1/1) ... [2021-11-13 22:57:54,578 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:57:54,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:57:54,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:57:54,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13db326c-bdf5-4f16-98ac-00171ecc6279/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:57:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure free_hba [2021-11-13 22:57:54,664 INFO L138 BoogieDeclarations]: Found implementation of procedure free_hba [2021-11-13 22:57:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure smart1_submit_command [2021-11-13 22:57:54,665 INFO L138 BoogieDeclarations]: Found implementation of procedure smart1_submit_command [2021-11-13 22:57:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2021-11-13 22:57:54,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2021-11-13 22:57:54,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-13 22:57:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-13 22:57:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure cpqarray_remove_one [2021-11-13 22:57:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure cpqarray_remove_one [2021-11-13 22:57:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_cpqarray_hba [2021-11-13 22:57:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_cpqarray_hba [2021-11-13 22:57:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure smart4_intr_mask [2021-11-13 22:57:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure smart4_intr_mask [2021-11-13 22:57:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 22:57:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 22:57:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2021-11-13 22:57:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2021-11-13 22:57:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure smart2_completed [2021-11-13 22:57:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2_completed [2021-11-13 22:57:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-11-13 22:57:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-11-13 22:57:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure smart4_intr_pending [2021-11-13 22:57:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure smart4_intr_pending [2021-11-13 22:57:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure smart2e_intr_mask [2021-11-13 22:57:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2e_intr_mask [2021-11-13 22:57:54,670 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-13 22:57:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-13 22:57:54,670 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-13 22:57:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-13 22:57:54,670 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2021-11-13 22:57:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2021-11-13 22:57:54,671 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-13 22:57:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-13 22:57:54,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-13 22:57:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-13 22:57:54,671 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-13 22:57:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-13 22:57:54,671 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2021-11-13 22:57:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2021-11-13 22:57:54,672 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-13 22:57:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-13 22:57:54,672 INFO L130 BoogieDeclarations]: Found specification of procedure start_io [2021-11-13 22:57:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure start_io [2021-11-13 22:57:54,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cpqarray_mutex [2021-11-13 22:57:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cpqarray_mutex [2021-11-13 22:57:54,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 22:57:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 22:57:54,673 INFO L130 BoogieDeclarations]: Found specification of procedure smart1_completed [2021-11-13 22:57:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure smart1_completed [2021-11-13 22:57:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cpqarray_mutex [2021-11-13 22:57:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cpqarray_mutex [2021-11-13 22:57:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-13 22:57:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-13 22:57:54,675 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-13 22:57:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-13 22:57:54,675 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-13 22:57:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-13 22:57:54,675 INFO L130 BoogieDeclarations]: Found specification of procedure cmd_free [2021-11-13 22:57:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure cmd_free [2021-11-13 22:57:54,676 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-13 22:57:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-13 22:57:54,677 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-13 22:57:54,677 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-13 22:57:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure smart4_completed [2021-11-13 22:57:54,678 INFO L138 BoogieDeclarations]: Found implementation of procedure smart4_completed [2021-11-13 22:57:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-13 22:57:54,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-13 22:57:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:57:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure smart2e_fifo_full [2021-11-13 22:57:54,679 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2e_fifo_full [2021-11-13 22:57:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure release_io_mem [2021-11-13 22:57:54,680 INFO L138 BoogieDeclarations]: Found implementation of procedure release_io_mem [2021-11-13 22:57:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 22:57:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-13 22:57:54,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-13 22:57:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2021-11-13 22:57:54,681 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2021-11-13 22:57:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-13 22:57:54,681 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-13 22:57:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure smart2_intr_pending [2021-11-13 22:57:54,682 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2_intr_pending [2021-11-13 22:57:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2021-11-13 22:57:54,682 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_logical_block_size [2021-11-13 22:57:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure sendcmd [2021-11-13 22:57:54,682 INFO L138 BoogieDeclarations]: Found implementation of procedure sendcmd [2021-11-13 22:57:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-13 22:57:54,683 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-13 22:57:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure get_drv [2021-11-13 22:57:54,683 INFO L138 BoogieDeclarations]: Found implementation of procedure get_drv [2021-11-13 22:57:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-13 22:57:54,683 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-13 22:57:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:57:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 22:57:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-13 22:57:54,684 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-13 22:57:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-13 22:57:54,684 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-13 22:57:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure ida_revalidate [2021-11-13 22:57:54,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_revalidate [2021-11-13 22:57:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-13 22:57:54,685 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-13 22:57:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-13 22:57:54,686 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-13 22:57:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure smart2_submit_command [2021-11-13 22:57:54,687 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2_submit_command [2021-11-13 22:57:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-13 22:57:54,687 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-13 22:57:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-13 22:57:54,687 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-13 22:57:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-11-13 22:57:54,688 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-11-13 22:57:54,688 INFO L130 BoogieDeclarations]: Found specification of procedure cpqarray_register_ctlr [2021-11-13 22:57:54,689 INFO L138 BoogieDeclarations]: Found implementation of procedure cpqarray_register_ctlr [2021-11-13 22:57:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-13 22:57:54,689 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-13 22:57:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-13 22:57:54,689 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-13 22:57:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure ida_ioctl [2021-11-13 22:57:54,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_ioctl [2021-11-13 22:57:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 22:57:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure cmd_alloc [2021-11-13 22:57:54,690 INFO L138 BoogieDeclarations]: Found implementation of procedure cmd_alloc [2021-11-13 22:57:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure smart2_fifo_full [2021-11-13 22:57:54,691 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2_fifo_full [2021-11-13 22:57:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure smart2e_intr_pending [2021-11-13 22:57:54,692 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2e_intr_pending [2021-11-13 22:57:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-13 22:57:54,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-13 22:57:54,692 INFO L130 BoogieDeclarations]: Found specification of procedure smart1_fifo_full [2021-11-13 22:57:54,692 INFO L138 BoogieDeclarations]: Found implementation of procedure smart1_fifo_full [2021-11-13 22:57:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure smart2e_submit_command [2021-11-13 22:57:54,693 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2e_submit_command [2021-11-13 22:57:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure smart1_intr_pending [2021-11-13 22:57:54,693 INFO L138 BoogieDeclarations]: Found implementation of procedure smart1_intr_pending [2021-11-13 22:57:54,693 INFO L130 BoogieDeclarations]: Found specification of procedure get_host [2021-11-13 22:57:54,693 INFO L138 BoogieDeclarations]: Found implementation of procedure get_host [2021-11-13 22:57:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure smart4_submit_command [2021-11-13 22:57:54,694 INFO L138 BoogieDeclarations]: Found implementation of procedure smart4_submit_command [2021-11-13 22:57:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-13 22:57:54,694 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-13 22:57:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2021-11-13 22:57:54,694 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2021-11-13 22:57:54,694 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-13 22:57:54,695 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-13 22:57:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 22:57:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-13 22:57:54,695 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-13 22:57:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-11-13 22:57:54,695 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-11-13 22:57:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure removeQ [2021-11-13 22:57:54,696 INFO L138 BoogieDeclarations]: Found implementation of procedure removeQ [2021-11-13 22:57:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-13 22:57:54,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-13 22:57:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 22:57:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-13 22:57:54,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-13 22:57:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 22:57:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-13 22:57:54,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-13 22:57:54,697 INFO L130 BoogieDeclarations]: Found specification of procedure smart1_intr_mask [2021-11-13 22:57:54,697 INFO L138 BoogieDeclarations]: Found implementation of procedure smart1_intr_mask [2021-11-13 22:57:54,698 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-13 22:57:54,698 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-13 22:57:54,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-13 22:57:54,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-13 22:57:54,698 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-13 22:57:54,698 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-13 22:57:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure smart2_intr_mask [2021-11-13 22:57:54,699 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2_intr_mask [2021-11-13 22:57:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure getgeometry [2021-11-13 22:57:54,699 INFO L138 BoogieDeclarations]: Found implementation of procedure getgeometry [2021-11-13 22:57:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure ida_getgeo [2021-11-13 22:57:54,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_getgeo [2021-11-13 22:57:54,699 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-13 22:57:54,700 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-13 22:57:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure smart4_fifo_full [2021-11-13 22:57:54,700 INFO L138 BoogieDeclarations]: Found implementation of procedure smart4_fifo_full [2021-11-13 22:57:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2021-11-13 22:57:54,700 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2021-11-13 22:57:54,700 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-13 22:57:54,701 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-13 22:57:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-13 22:57:54,701 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-13 22:57:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-13 22:57:54,701 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-13 22:57:54,701 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-11-13 22:57:54,701 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-11-13 22:57:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:57:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-13 22:57:54,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-13 22:57:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-13 22:57:54,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-13 22:57:54,702 INFO L130 BoogieDeclarations]: Found specification of procedure smart2e_completed [2021-11-13 22:57:54,702 INFO L138 BoogieDeclarations]: Found implementation of procedure smart2e_completed [2021-11-13 22:57:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:57:54,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:57:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure addQ [2021-11-13 22:57:54,703 INFO L138 BoogieDeclarations]: Found implementation of procedure addQ [2021-11-13 22:57:54,703 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-13 22:57:54,703 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-13 22:58:05,445 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:58:05,445 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 22:58:05,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:05 BoogieIcfgContainer [2021-11-13 22:58:05,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:58:05,450 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:58:05,450 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:58:05,461 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:58:05,461 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:05" (1/1) ... [2021-11-13 22:58:05,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 22:58:05,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:05,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1011 states and 1422 transitions. [2021-11-13 22:58:05,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1422 transitions. [2021-11-13 22:58:05,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 22:58:05,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:05,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:06,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:11,394 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:58:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:11,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1014 states and 1488 transitions. [2021-11-13 22:58:11,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1488 transitions. [2021-11-13 22:58:11,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 22:58:11,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:11,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:11,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:11,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:58:11,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:11,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1015 states and 1489 transitions. [2021-11-13 22:58:11,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1489 transitions. [2021-11-13 22:58:11,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 22:58:11,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:11,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:12,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:15,724 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:58:16,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:16,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1018 states and 1555 transitions. [2021-11-13 22:58:16,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1555 transitions. [2021-11-13 22:58:16,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 22:58:16,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:16,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:16,175 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:58:16,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:16,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1020 states and 1558 transitions. [2021-11-13 22:58:16,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1558 transitions. [2021-11-13 22:58:16,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 22:58:16,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:16,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:16,394 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:58:16,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:16,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1021 states and 1559 transitions. [2021-11-13 22:58:16,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1559 transitions. [2021-11-13 22:58:16,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 22:58:16,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:16,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:16,590 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:19,731 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:58:20,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:20,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1026 states and 1625 transitions. [2021-11-13 22:58:20,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1625 transitions. [2021-11-13 22:58:20,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 22:58:20,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:20,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:20,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:58:20,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:20,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1028 states and 1628 transitions. [2021-11-13 22:58:20,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1628 transitions. [2021-11-13 22:58:20,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 22:58:20,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:20,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:20,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:58:20,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:20,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1030 states and 1631 transitions. [2021-11-13 22:58:20,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1631 transitions. [2021-11-13 22:58:20,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 22:58:20,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:20,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:20,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:20,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:58:20,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:20,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1032 states and 1634 transitions. [2021-11-13 22:58:20,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1634 transitions. [2021-11-13 22:58:20,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 22:58:20,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:20,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:21,007 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:25,488 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:58:26,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1039 states and 1705 transitions. [2021-11-13 22:58:26,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1705 transitions. [2021-11-13 22:58:26,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 22:58:26,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:26,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:26,310 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:30,133 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:58:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1048 states and 1782 transitions. [2021-11-13 22:58:30,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1782 transitions. [2021-11-13 22:58:30,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 22:58:30,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:30,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:31,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:32,988 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:58:33,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:33,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1065 states and 1887 transitions. [2021-11-13 22:58:33,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1887 transitions. [2021-11-13 22:58:33,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 22:58:33,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:33,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:33,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:34,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:58:34,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:34,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1067 states and 1892 transitions. [2021-11-13 22:58:34,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1892 transitions. [2021-11-13 22:58:34,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:58:34,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:34,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:34,246 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:58:34,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:34,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1068 states and 1892 transitions. [2021-11-13 22:58:34,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1892 transitions. [2021-11-13 22:58:34,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:58:34,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:34,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:34,377 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:58:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:34,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1070 states and 1897 transitions. [2021-11-13 22:58:34,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1897 transitions. [2021-11-13 22:58:34,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 22:58:34,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:34,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:34,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:37,786 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:58:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:39,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1088 states and 2003 transitions. [2021-11-13 22:58:39,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 2003 transitions. [2021-11-13 22:58:39,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:58:39,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:39,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:39,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:58:39,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:39,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1089 states and 2004 transitions. [2021-11-13 22:58:39,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 2004 transitions. [2021-11-13 22:58:39,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:58:39,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:39,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:39,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:49,772 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:58:51,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:51,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1097 states and 2074 transitions. [2021-11-13 22:58:51,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2074 transitions. [2021-11-13 22:58:51,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:58:51,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:51,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:58:51,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:51,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1098 states and 2076 transitions. [2021-11-13 22:58:51,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2076 transitions. [2021-11-13 22:58:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 22:58:51,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:51,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:51,710 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:58:51,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:51,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1099 states and 2076 transitions. [2021-11-13 22:58:51,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2076 transitions. [2021-11-13 22:58:51,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 22:58:51,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:51,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:51,850 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:58:52,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:52,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1102 states and 2083 transitions. [2021-11-13 22:58:52,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 2083 transitions. [2021-11-13 22:58:52,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:58:52,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:52,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:52,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:52,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:59,482 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:59:02,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:02,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1121 states and 2187 transitions. [2021-11-13 22:59:02,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2187 transitions. [2021-11-13 22:59:02,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 22:59:02,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:02,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:02,523 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:02,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:02,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1122 states and 2188 transitions. [2021-11-13 22:59:02,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2188 transitions. [2021-11-13 22:59:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:59:02,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:02,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:02,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1123 states and 2188 transitions. [2021-11-13 22:59:02,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2188 transitions. [2021-11-13 22:59:02,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 22:59:02,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:02,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:02,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:03,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1124 states and 2190 transitions. [2021-11-13 22:59:03,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2190 transitions. [2021-11-13 22:59:03,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:59:03,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:03,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:03,499 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:03,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:03,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1125 states and 2190 transitions. [2021-11-13 22:59:03,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2190 transitions. [2021-11-13 22:59:03,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:59:03,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:03,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:03,808 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:04,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:04,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1127 states and 2197 transitions. [2021-11-13 22:59:04,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2197 transitions. [2021-11-13 22:59:04,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:59:04,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:04,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:04,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:04,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 1129 states and 2205 transitions. [2021-11-13 22:59:04,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2205 transitions. [2021-11-13 22:59:04,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:59:04,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:04,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:04,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:05,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:05,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1131 states and 2210 transitions. [2021-11-13 22:59:05,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 2210 transitions. [2021-11-13 22:59:05,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 22:59:05,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:05,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:05,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:05,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:15,904 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:59:18,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:18,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1151 states and 2307 transitions. [2021-11-13 22:59:18,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2307 transitions. [2021-11-13 22:59:18,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:59:18,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:18,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:19,143 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:25,389 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 22:59:27,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1161 states and 2386 transitions. [2021-11-13 22:59:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2386 transitions. [2021-11-13 22:59:27,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:59:27,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:27,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:28,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:28,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 1162 states and 2387 transitions. [2021-11-13 22:59:28,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2387 transitions. [2021-11-13 22:59:28,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:59:28,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:28,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:28,136 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:28,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:28,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1163 states and 2389 transitions. [2021-11-13 22:59:28,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2389 transitions. [2021-11-13 22:59:28,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:59:28,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:28,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:28,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:29,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:29,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1164 states and 2389 transitions. [2021-11-13 22:59:29,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2389 transitions. [2021-11-13 22:59:29,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:59:29,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:29,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:29,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:29,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:29,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:29,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1165 states and 2393 transitions. [2021-11-13 22:59:29,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2393 transitions. [2021-11-13 22:59:29,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:59:29,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:29,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:29,831 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:30,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:30,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1166 states and 2393 transitions. [2021-11-13 22:59:30,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2393 transitions. [2021-11-13 22:59:30,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:59:30,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:30,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:30,265 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:30,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:30,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 1167 states and 2393 transitions. [2021-11-13 22:59:30,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2393 transitions. [2021-11-13 22:59:30,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:59:30,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:30,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:30,432 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:31,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:31,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1169 states and 2402 transitions. [2021-11-13 22:59:31,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2402 transitions. [2021-11-13 22:59:31,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:59:31,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:31,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:31,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:31,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:31,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1170 states and 2402 transitions. [2021-11-13 22:59:31,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2402 transitions. [2021-11-13 22:59:31,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:59:31,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:31,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:31,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:31,626 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:31,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:31,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1171 states and 2404 transitions. [2021-11-13 22:59:31,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2404 transitions. [2021-11-13 22:59:31,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:59:31,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:31,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:31,762 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:31,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:31,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1172 states and 2404 transitions. [2021-11-13 22:59:31,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2404 transitions. [2021-11-13 22:59:31,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:59:31,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:31,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:31,894 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:32,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1173 states and 2406 transitions. [2021-11-13 22:59:32,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2406 transitions. [2021-11-13 22:59:32,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:59:32,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:32,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:32,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:32,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:32,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1174 states and 2408 transitions. [2021-11-13 22:59:32,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2408 transitions. [2021-11-13 22:59:32,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:59:32,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:32,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:32,936 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:33,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1175 states and 2408 transitions. [2021-11-13 22:59:33,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2408 transitions. [2021-11-13 22:59:33,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:59:33,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:33,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:33,238 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:33,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:33,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 1177 states and 2417 transitions. [2021-11-13 22:59:33,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2417 transitions. [2021-11-13 22:59:33,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:59:33,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:33,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:33,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:33,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:33,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 1178 states and 2419 transitions. [2021-11-13 22:59:33,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2419 transitions. [2021-11-13 22:59:33,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:59:33,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:33,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:34,027 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:34,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:34,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1180 states and 2428 transitions. [2021-11-13 22:59:34,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 2428 transitions. [2021-11-13 22:59:34,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:59:34,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:34,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:34,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:34,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:34,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1181 states and 2428 transitions. [2021-11-13 22:59:34,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2428 transitions. [2021-11-13 22:59:34,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:59:34,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:34,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:34,966 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:34,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:34,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1182 states and 2428 transitions. [2021-11-13 22:59:34,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 2428 transitions. [2021-11-13 22:59:34,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:59:34,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:34,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:35,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:35,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1183 states and 2428 transitions. [2021-11-13 22:59:35,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2428 transitions. [2021-11-13 22:59:35,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:59:35,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:35,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:35,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:35,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:35,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1184 states and 2428 transitions. [2021-11-13 22:59:35,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2428 transitions. [2021-11-13 22:59:35,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:59:35,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:35,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:35,370 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:35,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:35,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1185 states and 2428 transitions. [2021-11-13 22:59:35,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 2428 transitions. [2021-11-13 22:59:35,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:59:35,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:35,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:35,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:35,539 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:35,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:35,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 1194 states and 2514 transitions. [2021-11-13 22:59:35,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 2514 transitions. [2021-11-13 22:59:35,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:59:35,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:35,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:36,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:36,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 1195 states and 2516 transitions. [2021-11-13 22:59:36,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2516 transitions. [2021-11-13 22:59:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:59:36,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:36,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:36,695 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:36,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:36,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 1196 states and 2516 transitions. [2021-11-13 22:59:36,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2516 transitions. [2021-11-13 22:59:36,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:59:36,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:36,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:36,829 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:37,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:37,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1198 states and 2525 transitions. [2021-11-13 22:59:37,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2525 transitions. [2021-11-13 22:59:37,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:59:37,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:37,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:37,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:37,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:37,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1199 states and 2525 transitions. [2021-11-13 22:59:37,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 2525 transitions. [2021-11-13 22:59:37,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:59:37,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:37,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:37,860 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:37,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:37,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1200 states and 2525 transitions. [2021-11-13 22:59:37,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2525 transitions. [2021-11-13 22:59:37,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:59:37,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:37,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:38,051 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:38,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:38,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1201 states and 2525 transitions. [2021-11-13 22:59:38,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2525 transitions. [2021-11-13 22:59:38,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:59:38,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:38,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:38,175 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 22:59:38,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:38,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1202 states and 2525 transitions. [2021-11-13 22:59:38,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2525 transitions. [2021-11-13 22:59:38,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:59:38,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:38,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:38,313 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 22:59:38,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:38,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 1203 states and 2525 transitions. [2021-11-13 22:59:38,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 2525 transitions. [2021-11-13 22:59:38,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:59:38,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:38,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:38,445 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:39,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:39,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 1206 states and 2533 transitions. [2021-11-13 22:59:39,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2533 transitions. [2021-11-13 22:59:39,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:59:39,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:39,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:39,693 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:40,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:40,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 1208 states and 2534 transitions. [2021-11-13 22:59:40,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2534 transitions. [2021-11-13 22:59:40,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:59:40,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:40,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:40,838 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:59:40,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:40,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 1209 states and 2535 transitions. [2021-11-13 22:59:40,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 2535 transitions. [2021-11-13 22:59:40,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:59:40,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:40,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:41,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:41,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 1211 states and 2544 transitions. [2021-11-13 22:59:41,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2544 transitions. [2021-11-13 22:59:41,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:59:41,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:41,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:41,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:41,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:41,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 1212 states and 2544 transitions. [2021-11-13 22:59:41,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2544 transitions. [2021-11-13 22:59:41,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:59:41,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:41,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:41,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:42,048 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:42,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:42,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 1213 states and 2544 transitions. [2021-11-13 22:59:42,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2544 transitions. [2021-11-13 22:59:42,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:59:42,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:42,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:42,178 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 22:59:42,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:42,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 1214 states and 2544 transitions. [2021-11-13 22:59:42,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2544 transitions. [2021-11-13 22:59:42,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:59:42,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:42,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 22:59:42,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:42,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 1215 states and 2544 transitions. [2021-11-13 22:59:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2544 transitions. [2021-11-13 22:59:42,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:59:42,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:42,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:42,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:42,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:42,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1220 states and 2551 transitions. [2021-11-13 22:59:42,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2551 transitions. [2021-11-13 22:59:42,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:59:42,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:42,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:42,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:42,618 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:43,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:43,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 1222 states and 2552 transitions. [2021-11-13 22:59:43,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2552 transitions. [2021-11-13 22:59:43,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:59:43,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:43,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:43,722 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:43,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:43,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 1223 states and 2552 transitions. [2021-11-13 22:59:43,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 2552 transitions. [2021-11-13 22:59:43,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:59:43,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:43,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:43,862 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 22:59:44,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:44,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 1224 states and 2555 transitions. [2021-11-13 22:59:44,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2555 transitions. [2021-11-13 22:59:44,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:59:44,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:44,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:44,512 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 22:59:44,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:44,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 1225 states and 2556 transitions. [2021-11-13 22:59:44,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 2556 transitions. [2021-11-13 22:59:44,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:59:44,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:44,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:45,077 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 22:59:45,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 1227 states and 2562 transitions. [2021-11-13 22:59:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 2562 transitions. [2021-11-13 22:59:45,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:59:45,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:45,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:45,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:45,764 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 22:59:45,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:45,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 1228 states and 2562 transitions. [2021-11-13 22:59:45,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2562 transitions. [2021-11-13 22:59:45,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:59:45,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:45,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:45,886 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:46,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:46,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 1231 states and 2570 transitions. [2021-11-13 22:59:46,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2570 transitions. [2021-11-13 22:59:46,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:59:46,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:46,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:46,859 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 22:59:46,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:46,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 1232 states and 2571 transitions. [2021-11-13 22:59:46,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2571 transitions. [2021-11-13 22:59:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:59:46,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:46,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:47,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:48,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:48,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 1239 states and 2647 transitions. [2021-11-13 22:59:48,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 2647 transitions. [2021-11-13 22:59:48,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:59:48,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:48,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:49,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:49,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 1241 states and 2648 transitions. [2021-11-13 22:59:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2648 transitions. [2021-11-13 22:59:49,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:59:49,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:49,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:50,019 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 22:59:50,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:50,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 1242 states and 2649 transitions. [2021-11-13 22:59:50,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2649 transitions. [2021-11-13 22:59:50,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:59:50,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:50,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:50,140 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:59:50,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:50,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 1243 states and 2651 transitions. [2021-11-13 22:59:50,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 2651 transitions. [2021-11-13 22:59:50,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:59:50,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:50,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:50,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 22:59:51,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:51,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 1245 states and 2659 transitions. [2021-11-13 22:59:51,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 2659 transitions. [2021-11-13 22:59:51,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:59:51,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:51,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:51,933 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:59:52,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:52,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 1246 states and 2660 transitions. [2021-11-13 22:59:52,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2660 transitions. [2021-11-13 22:59:52,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:59:52,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:52,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:52,667 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 22:59:52,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:52,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 1247 states and 2660 transitions. [2021-11-13 22:59:52,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2660 transitions. [2021-11-13 22:59:52,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:59:52,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:52,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:52,772 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 22:59:52,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:52,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 1248 states and 2660 transitions. [2021-11-13 22:59:52,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2660 transitions. [2021-11-13 22:59:52,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:59:52,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:52,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:52,884 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 22:59:52,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 1249 states and 2660 transitions. [2021-11-13 22:59:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 2660 transitions. [2021-11-13 22:59:52,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:59:52,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:52,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:53,000 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:53,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 1254 states and 2674 transitions. [2021-11-13 22:59:53,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2674 transitions. [2021-11-13 22:59:53,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:59:53,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:53,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:53,168 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:54,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:54,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 1256 states and 2675 transitions. [2021-11-13 22:59:54,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2675 transitions. [2021-11-13 22:59:54,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:59:54,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:54,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:54,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 22:59:56,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:56,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 1265 states and 2692 transitions. [2021-11-13 22:59:56,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 2692 transitions. [2021-11-13 22:59:56,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:59:56,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:56,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:56,525 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 22:59:57,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:57,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 1267 states and 2699 transitions. [2021-11-13 22:59:57,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2699 transitions. [2021-11-13 22:59:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:59:57,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:57,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:57,405 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:59:57,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:58,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 1268 states and 2700 transitions. [2021-11-13 22:59:58,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2700 transitions. [2021-11-13 22:59:58,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:59:58,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:58,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:58,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 22:59:58,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:58,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 1269 states and 2701 transitions. [2021-11-13 22:59:58,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 2701 transitions. [2021-11-13 22:59:58,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:59:58,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:58,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:58,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:59:59,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:59,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 1270 states and 2703 transitions. [2021-11-13 22:59:59,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 2703 transitions. [2021-11-13 22:59:59,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:59:59,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:59,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:59,558 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 22:59:59,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:59,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 1271 states and 2703 transitions. [2021-11-13 22:59:59,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2703 transitions. [2021-11-13 22:59:59,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:59:59,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:59,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:59,964 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 22:59:59,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:59,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 1272 states and 2703 transitions. [2021-11-13 22:59:59,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2703 transitions. [2021-11-13 22:59:59,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:59:59,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:59,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:00,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:00,097 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:00:00,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:00,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 1273 states and 2704 transitions. [2021-11-13 23:00:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 2704 transitions. [2021-11-13 23:00:00,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:00:00,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:00,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:00,212 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:00:00,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:00,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 1276 states and 2711 transitions. [2021-11-13 23:00:00,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2711 transitions. [2021-11-13 23:00:00,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:00:00,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:00,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:01,151 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:03,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:03,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 1281 states and 2783 transitions. [2021-11-13 23:00:03,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 2783 transitions. [2021-11-13 23:00:03,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:00:03,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:03,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:05,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:05,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 1286 states and 2855 transitions. [2021-11-13 23:00:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 2855 transitions. [2021-11-13 23:00:05,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:00:05,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:05,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:05,943 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:00:07,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:07,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 1294 states and 2935 transitions. [2021-11-13 23:00:07,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2935 transitions. [2021-11-13 23:00:07,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:00:07,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:07,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:07,648 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:00:09,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:09,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 1303 states and 2952 transitions. [2021-11-13 23:00:09,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 2952 transitions. [2021-11-13 23:00:09,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:00:09,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:09,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:09,474 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:00:09,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:09,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 1304 states and 2953 transitions. [2021-11-13 23:00:09,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2953 transitions. [2021-11-13 23:00:09,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:00:09,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:09,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:09,582 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:00:10,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:10,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 1305 states and 2954 transitions. [2021-11-13 23:00:10,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 2954 transitions. [2021-11-13 23:00:10,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:00:10,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:10,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:10,300 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:00:10,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:10,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1306 states and 2955 transitions. [2021-11-13 23:00:10,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 2955 transitions. [2021-11-13 23:00:10,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:00:10,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:10,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:10,878 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:00:11,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:11,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1307 states and 2955 transitions. [2021-11-13 23:00:11,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 2955 transitions. [2021-11-13 23:00:11,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:00:11,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:11,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:11,220 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:00:11,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:11,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1308 states and 2955 transitions. [2021-11-13 23:00:11,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2955 transitions. [2021-11-13 23:00:11,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:00:11,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:11,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:11,373 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:00:11,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:11,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1309 states and 2955 transitions. [2021-11-13 23:00:11,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 2955 transitions. [2021-11-13 23:00:11,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:00:11,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:11,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:11,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:11,457 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:00:11,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:11,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1310 states and 2955 transitions. [2021-11-13 23:00:11,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 2955 transitions. [2021-11-13 23:00:11,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:00:11,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:11,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:11,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:11,549 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:00:11,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:11,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 1313 states and 2961 transitions. [2021-11-13 23:00:11,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2961 transitions. [2021-11-13 23:00:11,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:00:11,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:11,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:11,880 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:11,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:11,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 1315 states and 2963 transitions. [2021-11-13 23:00:11,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2963 transitions. [2021-11-13 23:00:11,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:00:11,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:11,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:11,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:00:13,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:13,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 1324 states and 2980 transitions. [2021-11-13 23:00:13,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 2980 transitions. [2021-11-13 23:00:13,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:00:13,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:13,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:00:13,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:13,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 1325 states and 2981 transitions. [2021-11-13 23:00:13,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 2981 transitions. [2021-11-13 23:00:13,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:00:13,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:13,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:13,914 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:00:14,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:14,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 1326 states and 2982 transitions. [2021-11-13 23:00:14,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 2982 transitions. [2021-11-13 23:00:14,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:00:14,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:14,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:14,282 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:00:14,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:14,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 1327 states and 2982 transitions. [2021-11-13 23:00:14,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 2982 transitions. [2021-11-13 23:00:14,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:00:14,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:14,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:14,375 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:00:14,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:14,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 1328 states and 2982 transitions. [2021-11-13 23:00:14,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2982 transitions. [2021-11-13 23:00:14,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:00:14,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:14,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:14,467 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:14,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:14,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 1330 states and 2984 transitions. [2021-11-13 23:00:14,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 2984 transitions. [2021-11-13 23:00:14,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:00:14,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:14,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:14,959 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:18,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 1337 states and 3055 transitions. [2021-11-13 23:00:18,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 3055 transitions. [2021-11-13 23:00:18,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:00:18,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:18,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:18,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:18,728 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:22,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:22,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 1344 states and 3134 transitions. [2021-11-13 23:00:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 3134 transitions. [2021-11-13 23:00:22,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:00:22,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:22,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:22,738 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:00:23,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:23,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 1346 states and 3139 transitions. [2021-11-13 23:00:23,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 3139 transitions. [2021-11-13 23:00:23,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:00:23,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:23,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:23,621 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:00:25,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:25,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 1355 states and 3156 transitions. [2021-11-13 23:00:25,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 3156 transitions. [2021-11-13 23:00:25,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:00:25,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:25,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:00:25,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:25,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 1356 states and 3156 transitions. [2021-11-13 23:00:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 3156 transitions. [2021-11-13 23:00:25,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:00:25,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:25,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:25,753 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:00:26,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:26,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 1359 states and 3161 transitions. [2021-11-13 23:00:26,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 3161 transitions. [2021-11-13 23:00:26,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:00:26,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:26,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:26,124 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:00:26,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 1360 states and 3161 transitions. [2021-11-13 23:00:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 3161 transitions. [2021-11-13 23:00:26,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:00:26,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:26,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:26,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:26,224 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:00:27,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:27,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 1366 states and 3173 transitions. [2021-11-13 23:00:27,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 3173 transitions. [2021-11-13 23:00:27,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:00:27,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:27,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:27,385 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:27,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 1368 states and 3176 transitions. [2021-11-13 23:00:27,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 3176 transitions. [2021-11-13 23:00:27,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:00:27,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:27,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:27,788 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:27,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:27,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 1370 states and 3178 transitions. [2021-11-13 23:00:27,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 3178 transitions. [2021-11-13 23:00:27,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:00:27,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:27,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:28,236 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:32,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:32,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 1378 states and 3256 transitions. [2021-11-13 23:00:32,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 3256 transitions. [2021-11-13 23:00:32,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:00:32,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:32,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:32,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:32,623 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:00:32,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:32,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 1379 states and 3257 transitions. [2021-11-13 23:00:32,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 3257 transitions. [2021-11-13 23:00:32,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:00:32,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:32,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:32,710 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 1381 states and 3260 transitions. [2021-11-13 23:00:32,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 3260 transitions. [2021-11-13 23:00:32,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:00:32,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:32,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:33,029 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:00:34,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:34,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3348 states to 1389 states and 3344 transitions. [2021-11-13 23:00:34,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 3344 transitions. [2021-11-13 23:00:34,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:00:34,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:34,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:34,858 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:34,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:34,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3351 states to 1391 states and 3347 transitions. [2021-11-13 23:00:34,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 3347 transitions. [2021-11-13 23:00:34,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:00:34,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:34,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:34,958 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:34,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:34,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3353 states to 1393 states and 3349 transitions. [2021-11-13 23:00:34,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 3349 transitions. [2021-11-13 23:00:34,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:00:34,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:34,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:35,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:35,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:00:36,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 1397 states and 3356 transitions. [2021-11-13 23:00:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 3356 transitions. [2021-11-13 23:00:36,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:00:36,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:36,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:42,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:42,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 1406 states and 3436 transitions. [2021-11-13 23:00:42,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 3436 transitions. [2021-11-13 23:00:42,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:00:42,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:42,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:42,690 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:48,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:48,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1415 states and 3529 transitions. [2021-11-13 23:00:48,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 3529 transitions. [2021-11-13 23:00:48,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:00:48,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:48,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:48,356 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:49,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:49,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 1418 states and 3545 transitions. [2021-11-13 23:00:49,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 3545 transitions. [2021-11-13 23:00:49,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:00:49,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:49,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:49,211 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:00:50,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:50,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1421 states and 3555 transitions. [2021-11-13 23:00:50,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 3555 transitions. [2021-11-13 23:00:50,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:00:50,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:50,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:51,028 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:00:51,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:51,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1426 states and 3564 transitions. [2021-11-13 23:00:51,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 3564 transitions. [2021-11-13 23:00:51,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:00:51,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:51,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:51,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:51,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:51,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 1427 states and 3564 transitions. [2021-11-13 23:00:51,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 3564 transitions. [2021-11-13 23:00:51,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:00:51,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:51,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:51,509 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:51,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:51,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 1429 states and 3567 transitions. [2021-11-13 23:00:51,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 3567 transitions. [2021-11-13 23:00:51,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:00:51,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:51,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:51,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:51,601 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:00:52,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:52,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 1435 states and 3578 transitions. [2021-11-13 23:00:52,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 3578 transitions. [2021-11-13 23:00:52,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:00:52,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:52,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:52,546 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:52,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:52,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 1437 states and 3581 transitions. [2021-11-13 23:00:52,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 3581 transitions. [2021-11-13 23:00:52,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:00:52,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:52,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:53,558 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:55,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:55,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1445 states and 3673 transitions. [2021-11-13 23:00:55,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 3673 transitions. [2021-11-13 23:00:55,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:00:55,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:55,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:55,698 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:56,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:56,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 1448 states and 3701 transitions. [2021-11-13 23:00:56,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 3701 transitions. [2021-11-13 23:00:56,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:00:56,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:56,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:56,850 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:04,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:04,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 1458 states and 3790 transitions. [2021-11-13 23:01:04,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 3790 transitions. [2021-11-13 23:01:04,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:01:04,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:04,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:05,168 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:12,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:12,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 1468 states and 3865 transitions. [2021-11-13 23:01:12,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 3865 transitions. [2021-11-13 23:01:12,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:01:12,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:12,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:12,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:13,016 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:01:14,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:14,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 1471 states and 3872 transitions. [2021-11-13 23:01:14,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 3872 transitions. [2021-11-13 23:01:14,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:01:14,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:14,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:14,536 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:01:15,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:15,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3877 states to 1472 states and 3873 transitions. [2021-11-13 23:01:15,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 3873 transitions. [2021-11-13 23:01:15,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:01:15,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:15,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:16,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:01:16,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:16,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 1473 states and 3875 transitions. [2021-11-13 23:01:16,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 3875 transitions. [2021-11-13 23:01:16,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:01:16,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:16,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:16,499 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:01:16,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:16,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 1476 states and 3878 transitions. [2021-11-13 23:01:16,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 3878 transitions. [2021-11-13 23:01:16,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:01:16,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:16,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:16,656 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:01:16,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:16,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3886 states to 1479 states and 3882 transitions. [2021-11-13 23:01:16,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 3882 transitions. [2021-11-13 23:01:16,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:01:16,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:16,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:16,809 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:01:17,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:17,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 1482 states and 3892 transitions. [2021-11-13 23:01:17,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 3892 transitions. [2021-11-13 23:01:17,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:01:17,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:17,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:17,569 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:17,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:17,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3900 states to 1484 states and 3896 transitions. [2021-11-13 23:01:17,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 3896 transitions. [2021-11-13 23:01:17,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:01:17,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:17,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:17,721 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:01:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:19,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 1488 states and 3906 transitions. [2021-11-13 23:01:19,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 3906 transitions. [2021-11-13 23:01:19,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:01:19,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:19,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:20,260 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:26,330 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 23:01:38,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:38,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4077 states to 1514 states and 4073 transitions. [2021-11-13 23:01:38,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 4073 transitions. [2021-11-13 23:01:38,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:01:38,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:38,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:39,024 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:40,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:40,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 1517 states and 4101 transitions. [2021-11-13 23:01:40,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 4101 transitions. [2021-11-13 23:01:40,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:01:40,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:40,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:41,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:41,109 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:42,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:42,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4107 states to 1518 states and 4103 transitions. [2021-11-13 23:01:42,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 4103 transitions. [2021-11-13 23:01:42,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:01:42,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:42,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:42,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:01:44,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:44,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 1521 states and 4110 transitions. [2021-11-13 23:01:44,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 4110 transitions. [2021-11-13 23:01:44,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:01:44,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:44,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:44,845 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:45,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:45,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 1522 states and 4112 transitions. [2021-11-13 23:01:45,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 4112 transitions. [2021-11-13 23:01:45,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:01:45,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:45,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:45,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:45,895 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:01:48,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:48,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 1525 states and 4123 transitions. [2021-11-13 23:01:48,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 4123 transitions. [2021-11-13 23:01:48,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:01:48,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:48,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:48,624 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:48,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:48,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 1527 states and 4125 transitions. [2021-11-13 23:01:48,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 4125 transitions. [2021-11-13 23:01:48,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:01:48,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:48,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:48,757 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:01:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:48,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4132 states to 1530 states and 4128 transitions. [2021-11-13 23:01:48,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 4128 transitions. [2021-11-13 23:01:48,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:01:48,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:48,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:49,033 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:01:49,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:49,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 1531 states and 4129 transitions. [2021-11-13 23:01:49,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 4129 transitions. [2021-11-13 23:01:49,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:01:49,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:49,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:49,173 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:01:49,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:49,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 1537 states and 4140 transitions. [2021-11-13 23:01:49,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 4140 transitions. [2021-11-13 23:01:49,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:01:49,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:49,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:49,695 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:01:50,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:50,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 1538 states and 4145 transitions. [2021-11-13 23:01:50,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 4145 transitions. [2021-11-13 23:01:50,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:01:50,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:50,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:51,191 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:01:51,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4151 states to 1539 states and 4147 transitions. [2021-11-13 23:01:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 4147 transitions. [2021-11-13 23:01:51,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:01:51,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:51,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:51,669 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:01:51,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:51,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4151 states to 1540 states and 4147 transitions. [2021-11-13 23:01:51,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 4147 transitions. [2021-11-13 23:01:51,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:01:51,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:51,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:51,763 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:52,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:52,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 1541 states and 4157 transitions. [2021-11-13 23:01:52,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 4157 transitions. [2021-11-13 23:01:52,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:01:52,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:52,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:53,569 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:03,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:03,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 1553 states and 4241 transitions. [2021-11-13 23:02:03,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 4241 transitions. [2021-11-13 23:02:03,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:02:03,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:03,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:03,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:03,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 1555 states and 4243 transitions. [2021-11-13 23:02:03,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 4243 transitions. [2021-11-13 23:02:03,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:02:03,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:03,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:03,449 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:02:04,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:04,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 1556 states and 4244 transitions. [2021-11-13 23:02:04,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 4244 transitions. [2021-11-13 23:02:04,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:02:04,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:04,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:04,552 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:05,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:05,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 1558 states and 4248 transitions. [2021-11-13 23:02:05,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 4248 transitions. [2021-11-13 23:02:05,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:02:05,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:05,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:05,716 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:02:05,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:05,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4255 states to 1561 states and 4251 transitions. [2021-11-13 23:02:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 4251 transitions. [2021-11-13 23:02:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:02:05,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:05,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:05,886 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:05,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:05,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4265 states to 1567 states and 4261 transitions. [2021-11-13 23:02:05,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 4261 transitions. [2021-11-13 23:02:05,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:05,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:05,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:07,072 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:10,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:10,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 1570 states and 4265 transitions. [2021-11-13 23:02:10,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 4265 transitions. [2021-11-13 23:02:10,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:02:10,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:10,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:10,212 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:10,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:10,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 1573 states and 4268 transitions. [2021-11-13 23:02:10,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 4268 transitions. [2021-11-13 23:02:10,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:02:10,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:10,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:10,333 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:10,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:10,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 1576 states and 4271 transitions. [2021-11-13 23:02:10,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 4271 transitions. [2021-11-13 23:02:10,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:10,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:10,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:10,444 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:10,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:10,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 1577 states and 4271 transitions. [2021-11-13 23:02:10,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 4271 transitions. [2021-11-13 23:02:10,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:10,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:10,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:10,565 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:10,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:10,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 1580 states and 4274 transitions. [2021-11-13 23:02:10,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 4274 transitions. [2021-11-13 23:02:10,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:10,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:10,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:10,731 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-13 23:02:11,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:11,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 1581 states and 4275 transitions. [2021-11-13 23:02:11,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 4275 transitions. [2021-11-13 23:02:11,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:02:11,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:11,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:11,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:11,329 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:11,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:11,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 1583 states and 4277 transitions. [2021-11-13 23:02:11,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 4277 transitions. [2021-11-13 23:02:11,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:02:11,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:11,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:11,464 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:13,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:13,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4293 states to 1589 states and 4289 transitions. [2021-11-13 23:02:13,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 4289 transitions. [2021-11-13 23:02:13,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:02:13,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:13,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:13,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:13,277 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:13,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:13,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 1591 states and 4292 transitions. [2021-11-13 23:02:13,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 4292 transitions. [2021-11-13 23:02:13,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:13,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:13,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:13,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:14,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:14,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4296 states to 1592 states and 4292 transitions. [2021-11-13 23:02:14,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 4292 transitions. [2021-11-13 23:02:14,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:02:14,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:14,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:14,220 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:02:14,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:14,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 1595 states and 4295 transitions. [2021-11-13 23:02:14,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 4295 transitions. [2021-11-13 23:02:14,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:02:14,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:14,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:14,361 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:14,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 1598 states and 4298 transitions. [2021-11-13 23:02:14,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 4298 transitions. [2021-11-13 23:02:14,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:14,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:14,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:14,475 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:14,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4305 states to 1601 states and 4301 transitions. [2021-11-13 23:02:14,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 4301 transitions. [2021-11-13 23:02:14,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:14,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:14,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:14,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:14,581 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:14,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:14,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4313 states to 1605 states and 4309 transitions. [2021-11-13 23:02:14,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 4309 transitions. [2021-11-13 23:02:14,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:14,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:14,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:14,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:14,687 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:14,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:14,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4320 states to 1609 states and 4316 transitions. [2021-11-13 23:02:14,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 4316 transitions. [2021-11-13 23:02:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:02:14,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:14,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:14,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:14,801 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:14,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:14,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4323 states to 1612 states and 4319 transitions. [2021-11-13 23:02:14,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 4319 transitions. [2021-11-13 23:02:14,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:14,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:14,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:14,916 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:02:16,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:16,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4337 states to 1616 states and 4333 transitions. [2021-11-13 23:02:16,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 4333 transitions. [2021-11-13 23:02:16,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:16,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:16,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:17,060 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:18,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4349 states to 1620 states and 4345 transitions. [2021-11-13 23:02:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 4345 transitions. [2021-11-13 23:02:18,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:18,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:18,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:18,803 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:20,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 1622 states and 4349 transitions. [2021-11-13 23:02:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 4349 transitions. [2021-11-13 23:02:20,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:20,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:20,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:21,050 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:23,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:23,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4358 states to 1624 states and 4354 transitions. [2021-11-13 23:02:23,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 4354 transitions. [2021-11-13 23:02:23,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:23,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:23,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:23,291 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:24,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:24,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 1625 states and 4356 transitions. [2021-11-13 23:02:24,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 4356 transitions. [2021-11-13 23:02:24,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:24,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:24,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:24,509 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:02:27,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:27,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4373 states to 1628 states and 4369 transitions. [2021-11-13 23:02:27,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 4369 transitions. [2021-11-13 23:02:27,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:27,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:27,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:27,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:27,757 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:31,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:31,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4385 states to 1631 states and 4381 transitions. [2021-11-13 23:02:31,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 4381 transitions. [2021-11-13 23:02:31,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:31,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:31,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:31,275 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:31,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:31,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4387 states to 1633 states and 4383 transitions. [2021-11-13 23:02:31,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 4383 transitions. [2021-11-13 23:02:31,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:31,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:31,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:31,427 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:31,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:31,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4397 states to 1635 states and 4393 transitions. [2021-11-13 23:02:31,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 4393 transitions. [2021-11-13 23:02:31,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:31,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:31,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:31,609 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:02:31,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:31,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 1638 states and 4397 transitions. [2021-11-13 23:02:31,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 4397 transitions. [2021-11-13 23:02:31,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:31,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:31,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:32,132 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:32,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:32,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4401 states to 1639 states and 4397 transitions. [2021-11-13 23:02:32,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 4397 transitions. [2021-11-13 23:02:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:02:32,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:32,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:32,657 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:32,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:32,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4404 states to 1642 states and 4400 transitions. [2021-11-13 23:02:32,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 4400 transitions. [2021-11-13 23:02:32,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:32,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:32,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:32,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:32,802 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:34,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:34,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4414 states to 1648 states and 4410 transitions. [2021-11-13 23:02:34,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 4410 transitions. [2021-11-13 23:02:34,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:34,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:34,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:34,129 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:35,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:35,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4424 states to 1654 states and 4420 transitions. [2021-11-13 23:02:35,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 4420 transitions. [2021-11-13 23:02:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:02:35,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:35,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:35,376 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:02:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:37,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4429 states to 1657 states and 4425 transitions. [2021-11-13 23:02:37,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 4425 transitions. [2021-11-13 23:02:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:37,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:37,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:37,966 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:37,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:37,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4432 states to 1660 states and 4428 transitions. [2021-11-13 23:02:37,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 4428 transitions. [2021-11-13 23:02:38,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:38,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:38,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:38,066 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:02:41,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:41,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4449 states to 1663 states and 4445 transitions. [2021-11-13 23:02:41,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 4445 transitions. [2021-11-13 23:02:41,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:02:41,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:41,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:41,110 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:41,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:41,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4452 states to 1666 states and 4448 transitions. [2021-11-13 23:02:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 4448 transitions. [2021-11-13 23:02:41,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:02:41,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:41,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:41,249 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:02:41,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:41,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4455 states to 1669 states and 4451 transitions. [2021-11-13 23:02:41,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 4451 transitions. [2021-11-13 23:02:41,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:41,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:41,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:41,412 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:42,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:42,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4471 states to 1675 states and 4467 transitions. [2021-11-13 23:02:42,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 4467 transitions. [2021-11-13 23:02:42,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:42,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:42,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:42,114 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:02:43,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:43,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4476 states to 1676 states and 4472 transitions. [2021-11-13 23:02:43,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 4472 transitions. [2021-11-13 23:02:43,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:43,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:43,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:43,439 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:44,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:44,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4480 states to 1677 states and 4476 transitions. [2021-11-13 23:02:44,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 4476 transitions. [2021-11-13 23:02:44,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:44,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:44,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:44,909 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:46,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:46,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4571 states to 1680 states and 4567 transitions. [2021-11-13 23:02:46,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 4567 transitions. [2021-11-13 23:02:46,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:46,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:46,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:46,259 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:47,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4642 states to 1682 states and 4638 transitions. [2021-11-13 23:02:47,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 4638 transitions. [2021-11-13 23:02:47,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:47,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:47,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:47,698 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:48,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:48,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4649 states to 1684 states and 4645 transitions. [2021-11-13 23:02:48,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 4645 transitions. [2021-11-13 23:02:48,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:48,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:48,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:49,014 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:02:51,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4721 states to 1687 states and 4717 transitions. [2021-11-13 23:02:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 4717 transitions. [2021-11-13 23:02:51,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:02:51,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:51,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:52,205 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:02:53,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:53,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4727 states to 1690 states and 4723 transitions. [2021-11-13 23:02:53,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 4723 transitions. [2021-11-13 23:02:53,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:02:53,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:53,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:53,502 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:53,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:53,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4727 states to 1691 states and 4723 transitions. [2021-11-13 23:02:53,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 4723 transitions. [2021-11-13 23:02:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:02:53,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:53,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:53,675 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:53,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:53,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4727 states to 1692 states and 4723 transitions. [2021-11-13 23:02:53,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 4723 transitions. [2021-11-13 23:02:53,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:02:53,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:53,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:53,815 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:55,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:55,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4728 states to 1693 states and 4724 transitions. [2021-11-13 23:02:55,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 4724 transitions. [2021-11-13 23:02:55,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:55,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:55,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:55,105 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:02:57,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:57,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4739 states to 1699 states and 4735 transitions. [2021-11-13 23:02:57,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 4735 transitions. [2021-11-13 23:02:57,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:02:57,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:57,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:57,347 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:58,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:58,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4742 states to 1701 states and 4738 transitions. [2021-11-13 23:02:58,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 4738 transitions. [2021-11-13 23:02:58,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:02:58,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:58,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:58,121 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:02:59,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:59,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4755 states to 1707 states and 4751 transitions. [2021-11-13 23:02:59,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 4751 transitions. [2021-11-13 23:02:59,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:02:59,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:59,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:59,314 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:02:59,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:59,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4759 states to 1710 states and 4755 transitions. [2021-11-13 23:02:59,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 4755 transitions. [2021-11-13 23:02:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:02:59,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:59,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:59,464 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:02:59,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4759 states to 1711 states and 4755 transitions. [2021-11-13 23:02:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 4755 transitions. [2021-11-13 23:02:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:02:59,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:59,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:59,593 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:02:59,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:59,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4762 states to 1714 states and 4758 transitions. [2021-11-13 23:02:59,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 4758 transitions. [2021-11-13 23:02:59,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:02:59,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:59,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:59,716 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:03:00,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:00,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4772 states to 1720 states and 4768 transitions. [2021-11-13 23:03:00,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 4768 transitions. [2021-11-13 23:03:00,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:03:00,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:00,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:01,004 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:03:01,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:01,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4775 states to 1723 states and 4771 transitions. [2021-11-13 23:03:01,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 4771 transitions. [2021-11-13 23:03:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:01,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:01,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:01,297 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:03:02,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:02,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4780 states to 1726 states and 4776 transitions. [2021-11-13 23:03:02,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 4776 transitions. [2021-11-13 23:03:02,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:02,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:02,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:02,574 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:03:03,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4783 states to 1729 states and 4779 transitions. [2021-11-13 23:03:03,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 4779 transitions. [2021-11-13 23:03:03,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:03,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:03,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:03,263 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:03:03,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:03,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4790 states to 1733 states and 4786 transitions. [2021-11-13 23:03:03,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 4786 transitions. [2021-11-13 23:03:03,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:03,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:03,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:03:03,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:03,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4797 states to 1737 states and 4793 transitions. [2021-11-13 23:03:03,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 4793 transitions. [2021-11-13 23:03:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:03:03,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:03,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:03,533 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:03:03,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:03,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4800 states to 1740 states and 4796 transitions. [2021-11-13 23:03:03,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 4796 transitions. [2021-11-13 23:03:03,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:03:03,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:03,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:03,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:03,658 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:03:03,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:03,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4803 states to 1743 states and 4799 transitions. [2021-11-13 23:03:03,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 4799 transitions. [2021-11-13 23:03:03,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:03,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:03,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:03,774 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:03:05,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:05,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4815 states to 1747 states and 4811 transitions. [2021-11-13 23:03:05,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 4811 transitions. [2021-11-13 23:03:05,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:05,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:05,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:05,125 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:03:08,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:08,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4824 states to 1750 states and 4820 transitions. [2021-11-13 23:03:08,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 4820 transitions. [2021-11-13 23:03:08,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:08,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:08,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:08,394 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:03:10,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:10,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 1752 states and 4825 transitions. [2021-11-13 23:03:10,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 4825 transitions. [2021-11-13 23:03:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:10,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:10,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:10,662 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:03:13,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4837 states to 1755 states and 4833 transitions. [2021-11-13 23:03:13,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 4833 transitions. [2021-11-13 23:03:13,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:13,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:13,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:03:15,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:15,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4839 states to 1756 states and 4835 transitions. [2021-11-13 23:03:15,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 4835 transitions. [2021-11-13 23:03:15,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:15,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:15,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:15,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:15,325 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:03:17,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:17,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4844 states to 1758 states and 4840 transitions. [2021-11-13 23:03:17,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 4840 transitions. [2021-11-13 23:03:17,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:17,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:17,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:17,645 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:03:18,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:18,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4846 states to 1759 states and 4842 transitions. [2021-11-13 23:03:18,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 4842 transitions. [2021-11-13 23:03:18,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:18,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:18,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:19,006 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:03:22,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:22,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4858 states to 1762 states and 4854 transitions. [2021-11-13 23:03:22,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 4854 transitions. [2021-11-13 23:03:22,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:22,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:22,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:22,730 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:03:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:26,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4868 states to 1765 states and 4864 transitions. [2021-11-13 23:03:26,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 4864 transitions. [2021-11-13 23:03:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:26,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:26,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:26,603 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:26,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:26,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4880 states to 1767 states and 4876 transitions. [2021-11-13 23:03:26,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 4876 transitions. [2021-11-13 23:03:26,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:03:26,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:26,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:26,823 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:03:26,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:26,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4883 states to 1770 states and 4879 transitions. [2021-11-13 23:03:26,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 4879 transitions. [2021-11-13 23:03:26,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:26,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:26,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:26,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:26,989 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:03:31,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:31,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4891 states to 1773 states and 4887 transitions. [2021-11-13 23:03:31,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 4887 transitions. [2021-11-13 23:03:31,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:31,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:31,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:31,122 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:03:32,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:32,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 1774 states and 4891 transitions. [2021-11-13 23:03:32,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 4891 transitions. [2021-11-13 23:03:32,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:03:32,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:32,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:32,537 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:03:33,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:33,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 1775 states and 4891 transitions. [2021-11-13 23:03:33,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 4891 transitions. [2021-11-13 23:03:33,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:03:33,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:33,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:33,840 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:03:35,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4896 states to 1776 states and 4892 transitions. [2021-11-13 23:03:35,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 4892 transitions. [2021-11-13 23:03:35,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:03:35,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:35,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:35,374 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 23:03:37,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:37,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 1778 states and 4898 transitions. [2021-11-13 23:03:37,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 4898 transitions. [2021-11-13 23:03:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:03:37,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:37,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:37,819 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:03:37,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:37,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4906 states to 1781 states and 4902 transitions. [2021-11-13 23:03:37,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 4902 transitions. [2021-11-13 23:03:37,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:03:37,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:37,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:37,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:37,925 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:03:37,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:37,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4909 states to 1784 states and 4905 transitions. [2021-11-13 23:03:37,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 4905 transitions. [2021-11-13 23:03:37,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:03:37,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:37,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:38,061 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:03:38,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:38,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4912 states to 1787 states and 4908 transitions. [2021-11-13 23:03:38,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 4908 transitions. [2021-11-13 23:03:38,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:03:38,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:38,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:38,243 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:03:39,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:39,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4922 states to 1793 states and 4918 transitions. [2021-11-13 23:03:39,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 4918 transitions. [2021-11-13 23:03:39,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:03:39,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:39,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:39,717 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:03:41,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:41,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4932 states to 1799 states and 4928 transitions. [2021-11-13 23:03:41,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 4928 transitions. [2021-11-13 23:03:41,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:03:41,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:41,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:41,446 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:03:41,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:41,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4943 states to 1803 states and 4939 transitions. [2021-11-13 23:03:41,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 4939 transitions. [2021-11-13 23:03:41,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:03:41,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:41,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:41,661 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 11 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:03:41,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:41,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4950 states to 1807 states and 4946 transitions. [2021-11-13 23:03:41,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 4946 transitions. [2021-11-13 23:03:41,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:03:41,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:41,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:41,823 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:03:41,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:41,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4960 states to 1813 states and 4956 transitions. [2021-11-13 23:03:41,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 4956 transitions. [2021-11-13 23:03:41,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:03:41,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:41,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:43,177 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:47,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:47,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4964 states to 1816 states and 4960 transitions. [2021-11-13 23:03:47,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 4960 transitions. [2021-11-13 23:03:47,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:03:47,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:47,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:47,204 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:03:47,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:47,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4968 states to 1819 states and 4964 transitions. [2021-11-13 23:03:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 4964 transitions. [2021-11-13 23:03:47,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:03:47,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:47,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:47,983 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:03:49,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:49,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4972 states to 1820 states and 4968 transitions. [2021-11-13 23:03:49,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 4968 transitions. [2021-11-13 23:03:49,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:03:49,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:49,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:49,541 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:03:54,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:54,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5042 states to 1824 states and 5038 transitions. [2021-11-13 23:03:54,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 5038 transitions. [2021-11-13 23:03:54,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:03:54,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:54,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:54,084 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:04:01,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:01,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5123 states to 1830 states and 5119 transitions. [2021-11-13 23:04:01,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 5119 transitions. [2021-11-13 23:04:01,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:01,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:01,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:01,259 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-13 23:04:03,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:03,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5129 states to 1832 states and 5125 transitions. [2021-11-13 23:04:03,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 5125 transitions. [2021-11-13 23:04:03,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:03,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:03,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:03,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:04:03,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:03,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5132 states to 1834 states and 5128 transitions. [2021-11-13 23:04:03,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 5128 transitions. [2021-11-13 23:04:03,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:03,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:03,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:03,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:04:03,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:03,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5132 states to 1835 states and 5128 transitions. [2021-11-13 23:04:03,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 5128 transitions. [2021-11-13 23:04:03,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:03,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:03,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:03,497 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:04:04,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:04,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 1836 states and 5130 transitions. [2021-11-13 23:04:04,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 5130 transitions. [2021-11-13 23:04:04,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:04,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:04,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:04,705 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:04:05,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:05,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5135 states to 1837 states and 5131 transitions. [2021-11-13 23:04:05,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 5131 transitions. [2021-11-13 23:04:05,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:05,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:05,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:06,052 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:04:06,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:06,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5135 states to 1838 states and 5131 transitions. [2021-11-13 23:04:06,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 5131 transitions. [2021-11-13 23:04:06,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:06,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:06,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:06,821 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:04:06,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:06,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5135 states to 1839 states and 5131 transitions. [2021-11-13 23:04:06,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 5131 transitions. [2021-11-13 23:04:06,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:06,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:06,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:06,972 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:04:08,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5136 states to 1840 states and 5132 transitions. [2021-11-13 23:04:08,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 5132 transitions. [2021-11-13 23:04:08,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:08,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:08,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:08,368 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 9 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:04:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:11,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5142 states to 1842 states and 5138 transitions. [2021-11-13 23:04:11,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 5138 transitions. [2021-11-13 23:04:11,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:11,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:11,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:11,351 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:04:11,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:11,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5152 states to 1848 states and 5148 transitions. [2021-11-13 23:04:11,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 5148 transitions. [2021-11-13 23:04:11,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:04:11,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:11,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:12,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:12,055 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:04:12,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:12,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5155 states to 1851 states and 5151 transitions. [2021-11-13 23:04:12,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 5151 transitions. [2021-11-13 23:04:12,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:12,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:12,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:04:19,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:19,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5220 states to 1859 states and 5216 transitions. [2021-11-13 23:04:19,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 5216 transitions. [2021-11-13 23:04:19,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:19,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:19,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:19,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:04:20,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:20,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5221 states to 1860 states and 5217 transitions. [2021-11-13 23:04:20,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 5217 transitions. [2021-11-13 23:04:20,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:20,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:20,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:20,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:20,739 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:04:20,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:20,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5225 states to 1863 states and 5221 transitions. [2021-11-13 23:04:20,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 5221 transitions. [2021-11-13 23:04:20,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:20,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:20,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:20,854 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:04:22,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:22,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5224 states to 1863 states and 5220 transitions. [2021-11-13 23:04:22,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 5220 transitions. [2021-11-13 23:04:22,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:04:22,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:22,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:22,411 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:04:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5229 states to 1866 states and 5225 transitions. [2021-11-13 23:04:25,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 5225 transitions. [2021-11-13 23:04:25,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:04:25,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:25,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:25,539 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:04:27,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:27,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5232 states to 1869 states and 5228 transitions. [2021-11-13 23:04:27,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 5228 transitions. [2021-11-13 23:04:27,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:27,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:27,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:27,336 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:04:29,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:29,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5242 states to 1875 states and 5238 transitions. [2021-11-13 23:04:29,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 5238 transitions. [2021-11-13 23:04:29,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:29,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:29,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:29,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:29,098 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:04:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:30,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5252 states to 1881 states and 5248 transitions. [2021-11-13 23:04:30,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 5248 transitions. [2021-11-13 23:04:30,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:04:30,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:30,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:30,758 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:04:33,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:33,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5257 states to 1884 states and 5253 transitions. [2021-11-13 23:04:33,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 5253 transitions. [2021-11-13 23:04:33,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:33,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:33,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:33,883 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:04:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:35,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5260 states to 1887 states and 5256 transitions. [2021-11-13 23:04:35,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 5256 transitions. [2021-11-13 23:04:35,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:04:35,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:35,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:35,512 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:04:35,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:35,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5271 states to 1891 states and 5267 transitions. [2021-11-13 23:04:35,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 5267 transitions. [2021-11-13 23:04:35,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:35,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:35,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:35,666 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:04:37,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:37,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5280 states to 1895 states and 5276 transitions. [2021-11-13 23:04:37,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 5276 transitions. [2021-11-13 23:04:37,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:37,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:37,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:37,138 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:04:38,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:38,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5287 states to 1899 states and 5283 transitions. [2021-11-13 23:04:38,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 5283 transitions. [2021-11-13 23:04:38,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:04:38,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:38,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:38,487 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:04:38,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:38,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5290 states to 1902 states and 5286 transitions. [2021-11-13 23:04:38,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 5286 transitions. [2021-11-13 23:04:38,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:38,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:38,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:38,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:38,606 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:04:40,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:40,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5300 states to 1908 states and 5296 transitions. [2021-11-13 23:04:40,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 5296 transitions. [2021-11-13 23:04:40,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:04:40,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:40,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:40,334 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:04:40,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:40,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5303 states to 1911 states and 5299 transitions. [2021-11-13 23:04:40,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 5299 transitions. [2021-11-13 23:04:40,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:04:40,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:40,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:41,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:41,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5303 states to 1912 states and 5299 transitions. [2021-11-13 23:04:41,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 5299 transitions. [2021-11-13 23:04:41,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:04:41,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:41,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:41,456 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:04:41,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:41,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5307 states to 1915 states and 5303 transitions. [2021-11-13 23:04:41,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 5303 transitions. [2021-11-13 23:04:41,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:41,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:41,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:41,592 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:04:41,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:41,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5307 states to 1916 states and 5303 transitions. [2021-11-13 23:04:41,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 5303 transitions. [2021-11-13 23:04:41,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:04:41,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:41,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:41,708 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:04:49,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:49,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5328 states to 1928 states and 5324 transitions. [2021-11-13 23:04:49,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 5324 transitions. [2021-11-13 23:04:49,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:49,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:49,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:49,666 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:04:53,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:53,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5337 states to 1931 states and 5333 transitions. [2021-11-13 23:04:53,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 5333 transitions. [2021-11-13 23:04:53,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:53,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:53,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:53,831 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:04:56,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:56,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5341 states to 1933 states and 5337 transitions. [2021-11-13 23:04:56,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 5337 transitions. [2021-11-13 23:04:56,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:56,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:56,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:56,314 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:04:57,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:57,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5343 states to 1934 states and 5339 transitions. [2021-11-13 23:04:57,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 5339 transitions. [2021-11-13 23:04:57,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:04:57,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:57,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:05:01,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:01,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5351 states to 1937 states and 5347 transitions. [2021-11-13 23:05:01,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 5347 transitions. [2021-11-13 23:05:01,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:05:01,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:01,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:01,924 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:05:04,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:04,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5356 states to 1939 states and 5352 transitions. [2021-11-13 23:05:04,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 5352 transitions. [2021-11-13 23:05:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:05:04,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:04,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:04,731 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 11 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:05:06,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:06,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5358 states to 1940 states and 5354 transitions. [2021-11-13 23:05:06,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 5354 transitions. [2021-11-13 23:05:06,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:05:06,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:06,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:06,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:06,273 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:05:07,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:07,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5360 states to 1941 states and 5356 transitions. [2021-11-13 23:05:07,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 5356 transitions. [2021-11-13 23:05:07,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:05:07,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:07,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:07,986 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:05:11,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:11,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5367 states to 1944 states and 5363 transitions. [2021-11-13 23:05:11,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 5363 transitions. [2021-11-13 23:05:11,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:05:11,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:11,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:12,009 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:05:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:12,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5370 states to 1947 states and 5366 transitions. [2021-11-13 23:05:12,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 5366 transitions. [2021-11-13 23:05:12,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:05:12,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:12,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:12,123 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:05:12,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:12,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5373 states to 1950 states and 5369 transitions. [2021-11-13 23:05:12,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 5369 transitions. [2021-11-13 23:05:12,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:05:12,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:12,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:12,251 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:05:13,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5389 states to 1956 states and 5385 transitions. [2021-11-13 23:05:13,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 5385 transitions. [2021-11-13 23:05:13,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:05:13,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:13,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:13,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:14,028 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:05:15,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:15,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5404 states to 1962 states and 5400 transitions. [2021-11-13 23:05:15,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 5400 transitions. [2021-11-13 23:05:15,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:15,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:15,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:15,597 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-13 23:05:17,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:17,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5405 states to 1964 states and 5401 transitions. [2021-11-13 23:05:17,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 5401 transitions. [2021-11-13 23:05:17,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:05:17,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:17,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,044 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:05:18,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:18,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5408 states to 1967 states and 5404 transitions. [2021-11-13 23:05:18,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 5404 transitions. [2021-11-13 23:05:18,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:05:18,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:18,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,165 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:05:18,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:18,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5411 states to 1970 states and 5407 transitions. [2021-11-13 23:05:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 5407 transitions. [2021-11-13 23:05:18,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:05:18,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:18,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,298 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:05:18,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:18,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5414 states to 1973 states and 5410 transitions. [2021-11-13 23:05:18,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 5410 transitions. [2021-11-13 23:05:18,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:05:18,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:18,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,435 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:05:18,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:18,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5417 states to 1976 states and 5413 transitions. [2021-11-13 23:05:18,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 5413 transitions. [2021-11-13 23:05:18,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:18,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:18,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,562 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:05:18,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:18,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5425 states to 1980 states and 5421 transitions. [2021-11-13 23:05:18,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 5421 transitions. [2021-11-13 23:05:18,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:18,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:18,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,673 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:05:18,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:18,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5432 states to 1984 states and 5428 transitions. [2021-11-13 23:05:18,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 5428 transitions. [2021-11-13 23:05:18,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:05:18,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:18,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,775 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:05:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:18,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5435 states to 1987 states and 5431 transitions. [2021-11-13 23:05:18,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 5431 transitions. [2021-11-13 23:05:18,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:18,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:18,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,889 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:05:20,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:20,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5445 states to 1993 states and 5441 transitions. [2021-11-13 23:05:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 5441 transitions. [2021-11-13 23:05:20,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:05:20,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:20,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:20,763 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:05:22,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:22,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5455 states to 1999 states and 5451 transitions. [2021-11-13 23:05:22,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 5451 transitions. [2021-11-13 23:05:22,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:05:22,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:22,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:22,523 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:05:24,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:24,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5462 states to 2002 states and 5458 transitions. [2021-11-13 23:05:24,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 5458 transitions. [2021-11-13 23:05:24,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:05:24,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:24,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:24,298 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:05:24,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:24,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5465 states to 2005 states and 5461 transitions. [2021-11-13 23:05:24,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 5461 transitions. [2021-11-13 23:05:24,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:24,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:24,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:05:24,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5471 states to 2008 states and 5467 transitions. [2021-11-13 23:05:24,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 5467 transitions. [2021-11-13 23:05:24,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:24,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:24,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:24,842 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:05:24,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:24,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5475 states to 2011 states and 5471 transitions. [2021-11-13 23:05:24,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 5471 transitions. [2021-11-13 23:05:24,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:05:24,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:24,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:24,969 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:05:25,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:25,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5475 states to 2012 states and 5471 transitions. [2021-11-13 23:05:25,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 5471 transitions. [2021-11-13 23:05:25,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:05:25,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:25,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:25,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:25,103 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:05:25,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:25,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5483 states to 2017 states and 5479 transitions. [2021-11-13 23:05:25,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 5479 transitions. [2021-11-13 23:05:25,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:05:25,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:25,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:26,089 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:05:37,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:37,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5562 states to 2038 states and 5558 transitions. [2021-11-13 23:05:37,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 5558 transitions. [2021-11-13 23:05:37,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:37,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:37,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:37,414 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:05:37,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:37,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5562 states to 2039 states and 5558 transitions. [2021-11-13 23:05:37,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 5558 transitions. [2021-11-13 23:05:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:37,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:37,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:05:39,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:39,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5563 states to 2040 states and 5559 transitions. [2021-11-13 23:05:39,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 5559 transitions. [2021-11-13 23:05:39,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:39,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:39,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:39,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:39,092 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:05:39,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:39,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5563 states to 2041 states and 5559 transitions. [2021-11-13 23:05:39,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 5559 transitions. [2021-11-13 23:05:39,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:39,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:39,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:39,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:39,211 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:05:40,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:40,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5564 states to 2042 states and 5560 transitions. [2021-11-13 23:05:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 5560 transitions. [2021-11-13 23:05:40,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:40,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:40,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:40,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:40,961 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:05:43,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:43,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5572 states to 2045 states and 5568 transitions. [2021-11-13 23:05:43,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 5568 transitions. [2021-11-13 23:05:43,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:43,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:43,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:05:45,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:45,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5574 states to 2046 states and 5570 transitions. [2021-11-13 23:05:45,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 5570 transitions. [2021-11-13 23:05:45,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:45,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:45,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:45,727 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:05:47,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:47,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5579 states to 2048 states and 5575 transitions. [2021-11-13 23:05:47,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 5575 transitions. [2021-11-13 23:05:47,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:05:47,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:47,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:47,769 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:05:47,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5582 states to 2051 states and 5578 transitions. [2021-11-13 23:05:47,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 5578 transitions. [2021-11-13 23:05:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:05:47,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:47,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:47,886 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:05:47,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:47,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5585 states to 2054 states and 5581 transitions. [2021-11-13 23:05:47,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 5581 transitions. [2021-11-13 23:05:47,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:47,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:47,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:48,020 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:05:49,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:49,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5587 states to 2055 states and 5583 transitions. [2021-11-13 23:05:49,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 5583 transitions. [2021-11-13 23:05:49,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:49,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:49,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:49,789 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:05:50,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5588 states to 2056 states and 5584 transitions. [2021-11-13 23:05:50,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 5584 transitions. [2021-11-13 23:05:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:50,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:50,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:50,787 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:05:54,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:54,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5596 states to 2058 states and 5592 transitions. [2021-11-13 23:05:54,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 5592 transitions. [2021-11-13 23:05:54,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:05:54,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:54,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:54,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:54,178 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 12 proven. 17 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:05:57,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:57,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5602 states to 2060 states and 5598 transitions. [2021-11-13 23:05:57,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 5598 transitions. [2021-11-13 23:05:57,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:05:57,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:57,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:57,633 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:05:59,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:59,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5607 states to 2063 states and 5603 transitions. [2021-11-13 23:05:59,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 5603 transitions. [2021-11-13 23:05:59,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:05:59,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:59,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:59,322 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:06:00,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:00,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5610 states to 2066 states and 5606 transitions. [2021-11-13 23:06:00,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 5606 transitions. [2021-11-13 23:06:00,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:06:00,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:00,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:00,706 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:06:00,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:00,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5613 states to 2069 states and 5609 transitions. [2021-11-13 23:06:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 5609 transitions. [2021-11-13 23:06:00,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:06:00,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:00,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:00,921 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:06:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:01,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5616 states to 2072 states and 5612 transitions. [2021-11-13 23:06:01,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 5612 transitions. [2021-11-13 23:06:01,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:06:01,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:01,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:01,106 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:06:02,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:02,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5626 states to 2078 states and 5622 transitions. [2021-11-13 23:06:02,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 5622 transitions. [2021-11-13 23:06:02,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:06:02,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:02,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:02,979 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:06:07,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:07,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5634 states to 2081 states and 5630 transitions. [2021-11-13 23:06:07,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 5630 transitions. [2021-11-13 23:06:07,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:06:07,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:07,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:06:14,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:14,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5741 states to 2089 states and 5737 transitions. [2021-11-13 23:06:14,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 5737 transitions. [2021-11-13 23:06:14,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:06:14,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:14,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:14,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:14,957 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:06:17,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:17,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5752 states to 2093 states and 5748 transitions. [2021-11-13 23:06:17,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 5748 transitions. [2021-11-13 23:06:17,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:06:17,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:17,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:17,119 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:06:19,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:19,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5758 states to 2097 states and 5754 transitions. [2021-11-13 23:06:19,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 5754 transitions. [2021-11-13 23:06:19,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:06:19,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:19,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:06:20,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:20,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5758 states to 2098 states and 5754 transitions. [2021-11-13 23:06:20,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 5754 transitions. [2021-11-13 23:06:20,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:06:20,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:20,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:20,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:06:21,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:21,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5778 states to 2103 states and 5763 transitions. [2021-11-13 23:06:21,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 5763 transitions. [2021-11-13 23:06:21,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:06:21,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:21,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:21,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:06:21,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:21,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5808 states to 2105 states and 5776 transitions. [2021-11-13 23:06:21,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 5776 transitions. [2021-11-13 23:06:21,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:06:21,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:21,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:21,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:21,766 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:06:23,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:23,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5811 states to 2108 states and 5779 transitions. [2021-11-13 23:06:23,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 5779 transitions. [2021-11-13 23:06:23,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:06:23,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:23,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:23,843 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:06:25,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:25,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5821 states to 2114 states and 5789 transitions. [2021-11-13 23:06:25,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 5789 transitions. [2021-11-13 23:06:25,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:06:25,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:25,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:25,811 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:06:27,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:27,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5831 states to 2120 states and 5799 transitions. [2021-11-13 23:06:27,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 5799 transitions. [2021-11-13 23:06:27,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:06:27,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:27,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:27,758 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:06:27,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:27,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5832 states to 2121 states and 5800 transitions. [2021-11-13 23:06:27,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 5800 transitions. [2021-11-13 23:06:27,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:06:27,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:27,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:06:27,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:27,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5832 states to 2122 states and 5800 transitions. [2021-11-13 23:06:27,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 5800 transitions. [2021-11-13 23:06:27,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:06:27,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:27,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:27,980 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:06:28,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:28,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5835 states to 2124 states and 5803 transitions. [2021-11-13 23:06:28,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 5803 transitions. [2021-11-13 23:06:28,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:06:28,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:28,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:28,087 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:06:28,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:28,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5838 states to 2126 states and 5806 transitions. [2021-11-13 23:06:28,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 5806 transitions. [2021-11-13 23:06:28,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:06:28,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:28,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:28,194 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:06:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:41,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5924 states to 2148 states and 5892 transitions. [2021-11-13 23:06:41,442 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 5892 transitions. [2021-11-13 23:06:41,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:06:41,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:41,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:41,518 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:06:43,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:43,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5925 states to 2149 states and 5893 transitions. [2021-11-13 23:06:43,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 5893 transitions. [2021-11-13 23:06:43,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:06:43,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:43,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:06:47,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:47,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5932 states to 2152 states and 5900 transitions. [2021-11-13 23:06:47,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 5900 transitions. [2021-11-13 23:06:47,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:06:47,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:47,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:47,225 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:06:47,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:47,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5935 states to 2155 states and 5903 transitions. [2021-11-13 23:06:47,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 5903 transitions. [2021-11-13 23:06:47,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:06:47,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:47,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:47,364 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:06:49,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:49,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5946 states to 2161 states and 5914 transitions. [2021-11-13 23:06:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 5914 transitions. [2021-11-13 23:06:49,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:06:49,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:49,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:49,380 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:06:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:50,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5956 states to 2167 states and 5924 transitions. [2021-11-13 23:06:50,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 5924 transitions. [2021-11-13 23:06:50,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:06:50,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:50,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:52,061 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:57,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:57,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5960 states to 2170 states and 5928 transitions. [2021-11-13 23:06:57,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 5928 transitions. [2021-11-13 23:06:57,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:06:57,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:57,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:06:59,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:59,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5977 states to 2176 states and 5945 transitions. [2021-11-13 23:06:59,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 5945 transitions. [2021-11-13 23:06:59,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:06:59,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:59,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:07:01,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5992 states to 2182 states and 5960 transitions. [2021-11-13 23:07:01,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 5960 transitions. [2021-11-13 23:07:01,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:07:01,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:01,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:03,573 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:09,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:09,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5996 states to 2185 states and 5964 transitions. [2021-11-13 23:07:09,037 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 5964 transitions. [2021-11-13 23:07:09,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:09,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:09,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:09,116 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:11,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:11,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6001 states to 2188 states and 5969 transitions. [2021-11-13 23:07:11,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 5969 transitions. [2021-11-13 23:07:11,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:11,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:11,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:11,224 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:12,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:12,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6004 states to 2191 states and 5972 transitions. [2021-11-13 23:07:12,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 5972 transitions. [2021-11-13 23:07:12,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:07:12,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:12,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:12,324 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:12,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6009 states to 2194 states and 5977 transitions. [2021-11-13 23:07:12,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 5977 transitions. [2021-11-13 23:07:12,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:12,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:12,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:12,489 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:12,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6012 states to 2197 states and 5980 transitions. [2021-11-13 23:07:12,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 5980 transitions. [2021-11-13 23:07:12,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:12,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:12,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:12,948 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:13,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6015 states to 2200 states and 5983 transitions. [2021-11-13 23:07:13,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 5983 transitions. [2021-11-13 23:07:13,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:13,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:13,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:13,212 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:13,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:13,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6018 states to 2203 states and 5986 transitions. [2021-11-13 23:07:13,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2203 states and 5986 transitions. [2021-11-13 23:07:13,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:13,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:13,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:13,380 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:15,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:15,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6031 states to 2208 states and 5999 transitions. [2021-11-13 23:07:15,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 5999 transitions. [2021-11-13 23:07:15,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:15,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:15,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:16,019 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:17,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:17,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6032 states to 2209 states and 6000 transitions. [2021-11-13 23:07:17,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 6000 transitions. [2021-11-13 23:07:17,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:17,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:17,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:17,129 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:21,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:21,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6038 states to 2212 states and 6006 transitions. [2021-11-13 23:07:21,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 6006 transitions. [2021-11-13 23:07:21,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:21,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:21,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:21,677 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:22,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:22,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6038 states to 2213 states and 6006 transitions. [2021-11-13 23:07:22,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 6006 transitions. [2021-11-13 23:07:22,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:22,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:22,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:22,884 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:29,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:29,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6111 states to 2218 states and 6079 transitions. [2021-11-13 23:07:29,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 6079 transitions. [2021-11-13 23:07:29,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:07:29,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:29,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:29,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:29,110 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:07:29,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:29,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6111 states to 2219 states and 6079 transitions. [2021-11-13 23:07:29,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 6079 transitions. [2021-11-13 23:07:29,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:29,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:29,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:29,408 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:07:31,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:31,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6115 states to 2223 states and 6083 transitions. [2021-11-13 23:07:31,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 6083 transitions. [2021-11-13 23:07:31,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:07:31,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:31,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:31,641 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:07:32,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:32,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6119 states to 2227 states and 6087 transitions. [2021-11-13 23:07:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 6087 transitions. [2021-11-13 23:07:32,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:07:32,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:32,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:32,763 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:07:32,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:32,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6126 states to 2231 states and 6094 transitions. [2021-11-13 23:07:32,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 6094 transitions. [2021-11-13 23:07:32,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:07:32,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:32,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:37,500 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:07:45,658 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 23:08:14,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:14,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6295 states to 2266 states and 6261 transitions. [2021-11-13 23:08:14,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 6261 transitions. [2021-11-13 23:08:14,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:08:14,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:14,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:14,918 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:08:17,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:17,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6298 states to 2269 states and 6264 transitions. [2021-11-13 23:08:17,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 6264 transitions. [2021-11-13 23:08:17,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:08:17,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:17,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:17,124 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:08:17,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:17,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6301 states to 2272 states and 6267 transitions. [2021-11-13 23:08:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 6267 transitions. [2021-11-13 23:08:17,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:08:17,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:17,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:17,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:17,297 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:08:17,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:17,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6304 states to 2275 states and 6270 transitions. [2021-11-13 23:08:17,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 6270 transitions. [2021-11-13 23:08:17,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:08:17,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:17,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:17,475 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:08:17,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:17,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6307 states to 2278 states and 6273 transitions. [2021-11-13 23:08:17,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 6273 transitions. [2021-11-13 23:08:17,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:08:17,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:17,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:17,628 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:08:17,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:17,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6311 states to 2281 states and 6277 transitions. [2021-11-13 23:08:17,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 6277 transitions. [2021-11-13 23:08:17,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:08:17,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:17,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:17,907 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:08:17,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:17,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6319 states to 2286 states and 6285 transitions. [2021-11-13 23:08:17,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 6285 transitions. [2021-11-13 23:08:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:08:17,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:17,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:08:18,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:18,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6322 states to 2288 states and 6288 transitions. [2021-11-13 23:08:18,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 6288 transitions. [2021-11-13 23:08:18,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:08:18,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:18,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:18,208 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:08:18,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:18,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6325 states to 2290 states and 6291 transitions. [2021-11-13 23:08:18,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 6291 transitions. [2021-11-13 23:08:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:08:18,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:18,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:18,369 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-13 23:08:36,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:36,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 2312 states and 6382 transitions. [2021-11-13 23:08:36,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 6382 transitions. [2021-11-13 23:08:36,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:08:36,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:36,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:36,179 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:08:48,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:48,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6521 states to 2322 states and 6487 transitions. [2021-11-13 23:08:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 6487 transitions. [2021-11-13 23:08:48,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:08:48,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:48,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:08:50,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:50,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6522 states to 2323 states and 6488 transitions. [2021-11-13 23:08:50,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 6488 transitions. [2021-11-13 23:08:50,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:08:50,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:50,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:50,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:51,261 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:09:06,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:06,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6639 states to 2333 states and 6605 transitions. [2021-11-13 23:09:06,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 6605 transitions. [2021-11-13 23:09:06,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:09:06,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:06,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:06,782 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:09:11,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6644 states to 2335 states and 6610 transitions. [2021-11-13 23:09:11,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 6610 transitions. [2021-11-13 23:09:11,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:09:11,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:11,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:11,427 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:09:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6653 states to 2338 states and 6619 transitions. [2021-11-13 23:09:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 6619 transitions. [2021-11-13 23:09:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:09:15,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:15,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:15,602 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 11 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:09:19,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:19,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6659 states to 2341 states and 6625 transitions. [2021-11-13 23:09:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 6625 transitions. [2021-11-13 23:09:19,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:09:19,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:19,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:19,645 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:09:19,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:19,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 2344 states and 6628 transitions. [2021-11-13 23:09:19,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 6628 transitions. [2021-11-13 23:09:19,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:09:19,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:19,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:19,789 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:09:19,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:19,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6665 states to 2347 states and 6631 transitions. [2021-11-13 23:09:19,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 6631 transitions. [2021-11-13 23:09:19,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:09:19,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:19,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:19,933 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:09:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6669 states to 2350 states and 6635 transitions. [2021-11-13 23:09:20,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 6635 transitions. [2021-11-13 23:09:20,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:09:20,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:20,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:20,080 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:20,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:20,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6672 states to 2353 states and 6638 transitions. [2021-11-13 23:09:20,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 6638 transitions. [2021-11-13 23:09:20,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:09:20,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:20,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:20,223 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:09:20,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:20,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6673 states to 2354 states and 6639 transitions. [2021-11-13 23:09:20,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 6639 transitions. [2021-11-13 23:09:20,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:09:20,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:20,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:20,516 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 18 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:09:26,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:26,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6684 states to 2357 states and 6650 transitions. [2021-11-13 23:09:26,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 6650 transitions. [2021-11-13 23:09:26,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:09:26,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:26,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:27,002 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:09:33,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:33,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6694 states to 2360 states and 6660 transitions. [2021-11-13 23:09:33,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 6660 transitions. [2021-11-13 23:09:33,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:09:33,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:33,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:33,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:33,349 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:09:37,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:37,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6697 states to 2362 states and 6663 transitions. [2021-11-13 23:09:37,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 6663 transitions. [2021-11-13 23:09:37,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:09:37,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:37,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:37,435 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 18 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:09:39,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:39,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6697 states to 2363 states and 6663 transitions. [2021-11-13 23:09:39,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 6663 transitions. [2021-11-13 23:09:39,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:09:39,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:39,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:39,771 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 12 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:09:44,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:44,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6702 states to 2365 states and 6668 transitions. [2021-11-13 23:09:44,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 6668 transitions. [2021-11-13 23:09:44,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:09:44,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:44,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:44,423 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:09:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:48,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6707 states to 2367 states and 6673 transitions. [2021-11-13 23:09:48,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 6673 transitions. [2021-11-13 23:09:48,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:09:48,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:48,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat