./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ --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 0b2aee7f7e67804021e49e5736bb0f9c1b2e215c216274214a3b77fa62ce19be --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:24:27,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:24:27,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:24:27,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:24:27,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:24:27,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:24:27,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:24:27,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:24:27,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:24:27,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:24:27,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:24:27,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:24:27,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:24:27,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:24:27,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:24:27,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:24:27,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:24:27,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:24:27,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:24:27,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:24:27,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:24:27,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:24:27,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:24:27,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:24:27,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:24:27,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:24:27,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:24:27,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:24:27,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:24:27,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:24:27,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:24:27,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:24:27,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:24:27,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:24:27,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:24:27,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:24:27,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:24:27,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:24:27,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:24:27,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:24:27,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:24:27,631 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 00:24:27,669 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:24:27,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:24:27,671 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:24:27,671 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:24:27,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:24:27,672 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:24:27,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:24:27,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:24:27,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:24:27,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:24:27,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:24:27,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:24:27,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:24:27,675 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:24:27,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:24:27,676 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:24:27,676 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:24:27,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:24:27,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:27,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:24:27,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:24:27,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:24:27,678 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:24:27,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:24:27,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:24:27,679 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_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b2aee7f7e67804021e49e5736bb0f9c1b2e215c216274214a3b77fa62ce19be [2021-11-23 00:24:27,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:24:27,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:24:28,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:24:28,002 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:24:28,003 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:24:28,004 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2021-11-23 00:24:28,071 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/data/675502fea/bf52404621094617b38fe01d34474b58/FLAGcf9dfe987 [2021-11-23 00:24:28,829 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:24:28,830 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2021-11-23 00:24:28,893 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/data/675502fea/bf52404621094617b38fe01d34474b58/FLAGcf9dfe987 [2021-11-23 00:24:28,924 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/data/675502fea/bf52404621094617b38fe01d34474b58 [2021-11-23 00:24:28,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:24:28,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:24:28,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:28,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:24:28,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:24:28,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:28" (1/1) ... [2021-11-23 00:24:28,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a43c82e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:28, skipping insertion in model container [2021-11-23 00:24:28,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:28" (1/1) ... [2021-11-23 00:24:28,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:24:29,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:24:30,279 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[182154,182167] [2021-11-23 00:24:30,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:30,880 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:24:31,069 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[182154,182167] [2021-11-23 00:24:31,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:31,304 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:24:31,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:31 WrapperNode [2021-11-23 00:24:31,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:31,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:31,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:24:31,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:24:31,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:31" (1/1) ... [2021-11-23 00:24:31,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:31" (1/1) ... [2021-11-23 00:24:31,569 INFO L137 Inliner]: procedures = 174, calls = 1340, calls flagged for inlining = 82, calls inlined = 66, statements flattened = 2613 [2021-11-23 00:24:31,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:31,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:24:31,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:24:31,573 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:24:31,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:31" (1/1) ... [2021-11-23 00:24:31,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:31" (1/1) ... [2021-11-23 00:24:31,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:31" (1/1) ... [2021-11-23 00:24:31,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:31" (1/1) ... [2021-11-23 00:24:31,716 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:31" (1/1) ... [2021-11-23 00:24:31,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:31" (1/1) ... [2021-11-23 00:24:31,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:31" (1/1) ... [2021-11-23 00:24:31,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:24:31,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:24:31,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:24:31,791 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:24:31,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:31" (1/1) ... [2021-11-23 00:24:31,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:31,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:24:31,823 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:24:31,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_706dadb8-e203-44f1-b4dc-a442ccba3b5c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:24:31,861 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_reset_device [2021-11-23 00:24:31,862 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_reset_device [2021-11-23 00:24:31,862 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_resume [2021-11-23 00:24:31,862 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_resume [2021-11-23 00:24:31,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 00:24:31,863 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 00:24:31,863 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 00:24:31,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_12 [2021-11-23 00:24:31,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_12 [2021-11-23 00:24:31,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 00:24:31,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 00:24:31,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 00:24:31,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 00:24:31,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:24:31,864 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 00:24:31,864 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 00:24:31,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 00:24:31,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 00:24:31,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 00:24:31,865 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 00:24:31,865 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 00:24:31,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 00:24:31,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 00:24:31,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 00:24:31,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 00:24:31,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 00:24:31,866 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb_fwload [2021-11-23 00:24:31,866 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb_fwload [2021-11-23 00:24:31,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 00:24:31,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 00:24:31,867 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-11-23 00:24:31,867 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-11-23 00:24:31,867 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb [2021-11-23 00:24:31,867 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb [2021-11-23 00:24:31,868 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive_fwload [2021-11-23 00:24:31,868 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive_fwload [2021-11-23 00:24:31,868 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 00:24:31,868 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 00:24:31,868 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_send_fw_pkt [2021-11-23 00:24:31,869 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_send_fw_pkt [2021-11-23 00:24:31,869 INFO L130 BoogieDeclarations]: Found specification of procedure __if_usb_submit_rx_urb [2021-11-23 00:24:31,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __if_usb_submit_rx_urb [2021-11-23 00:24:31,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:24:31,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 00:24:31,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 00:24:31,870 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_free [2021-11-23 00:24:31,870 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_free [2021-11-23 00:24:31,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 00:24:31,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 00:24:31,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 00:24:31,870 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 00:24:31,871 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:24:31,871 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:24:31,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:24:31,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 00:24:31,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 00:24:31,872 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_disconnect [2021-11-23 00:24:31,872 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_disconnect [2021-11-23 00:24:31,872 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_block [2021-11-23 00:24:31,872 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_block [2021-11-23 00:24:31,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:24:31,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-11-23 00:24:31,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-11-23 00:24:31,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_9 [2021-11-23 00:24:31,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_9 [2021-11-23 00:24:31,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 00:24:31,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 00:24:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:24:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:24:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 00:24:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 00:24:31,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 00:24:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_8 [2021-11-23 00:24:31,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_8 [2021-11-23 00:24:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-23 00:24:31,875 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-23 00:24:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:24:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2021-11-23 00:24:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2021-11-23 00:24:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 00:24:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 00:24:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-11-23 00:24:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-11-23 00:24:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2021-11-23 00:24:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2021-11-23 00:24:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:24:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:24:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 00:24:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 00:24:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_card [2021-11-23 00:24:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_card [2021-11-23 00:24:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 00:24:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 00:24:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-23 00:24:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-23 00:24:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive [2021-11-23 00:24:31,879 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive [2021-11-23 00:24:31,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 00:24:31,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 00:24:31,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:24:31,879 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 00:24:31,879 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 00:24:31,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 00:24:31,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 00:24:31,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 00:24:31,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:24:31,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:24:32,442 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:24:32,448 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:24:32,753 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 00:24:33,518 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2021-11-23 00:24:34,845 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:24:35,466 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:24:35,467 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:24:35,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:35 BoogieIcfgContainer [2021-11-23 00:24:35,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:24:35,472 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:24:35,473 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:24:35,483 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:24:35,483 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:35" (1/1) ... [2021-11-23 00:24:35,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:24:35,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:35,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 598 states and 866 transitions. [2021-11-23 00:24:35,607 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 866 transitions. [2021-11-23 00:24:35,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:24:35,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:35,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:36,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:36,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 603 states and 886 transitions. [2021-11-23 00:24:36,548 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 886 transitions. [2021-11-23 00:24:36,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:24:36,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:36,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:36,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:36,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:36,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:36,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 606 states and 908 transitions. [2021-11-23 00:24:36,807 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 908 transitions. [2021-11-23 00:24:36,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:24:36,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:36,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:36,987 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:37,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:37,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 608 states and 911 transitions. [2021-11-23 00:24:37,005 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 911 transitions. [2021-11-23 00:24:37,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:24:37,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:37,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:37,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:37,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:37,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:37,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 607 states and 907 transitions. [2021-11-23 00:24:37,196 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 907 transitions. [2021-11-23 00:24:37,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:24:37,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:37,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:37,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:37,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:37,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 611 states and 921 transitions. [2021-11-23 00:24:37,418 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 921 transitions. [2021-11-23 00:24:37,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:24:37,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:37,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:37,519 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:37,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:37,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 613 states and 923 transitions. [2021-11-23 00:24:37,544 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 923 transitions. [2021-11-23 00:24:37,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:24:37,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:37,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:37,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:37,737 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:38,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 625 states and 960 transitions. [2021-11-23 00:24:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 960 transitions. [2021-11-23 00:24:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:24:38,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:38,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:38,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:38,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 630 states and 983 transitions. [2021-11-23 00:24:38,641 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 983 transitions. [2021-11-23 00:24:38,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:24:38,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:38,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:38,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:38,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 632 states and 986 transitions. [2021-11-23 00:24:38,791 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 986 transitions. [2021-11-23 00:24:38,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:24:38,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:38,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:38,916 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:38,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:38,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 631 states and 980 transitions. [2021-11-23 00:24:38,952 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 980 transitions. [2021-11-23 00:24:38,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:24:38,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:38,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:39,086 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:39,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 644 states and 1019 transitions. [2021-11-23 00:24:39,712 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1019 transitions. [2021-11-23 00:24:39,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:24:39,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:39,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:39,842 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:40,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:40,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 647 states and 1025 transitions. [2021-11-23 00:24:40,028 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1025 transitions. [2021-11-23 00:24:40,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:24:40,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:40,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:40,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:40,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:40,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 649 states and 1028 transitions. [2021-11-23 00:24:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1028 transitions. [2021-11-23 00:24:40,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:24:40,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:40,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:40,311 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:41,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:41,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 663 states and 1068 transitions. [2021-11-23 00:24:41,273 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1068 transitions. [2021-11-23 00:24:41,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:24:41,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:41,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:41,459 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:42,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:42,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 669 states and 1101 transitions. [2021-11-23 00:24:42,134 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1101 transitions. [2021-11-23 00:24:42,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:24:42,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:42,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:42,213 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:42,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:42,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 670 states and 1109 transitions. [2021-11-23 00:24:42,230 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1109 transitions. [2021-11-23 00:24:42,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:24:42,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:42,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:42,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:42,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:42,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 672 states and 1112 transitions. [2021-11-23 00:24:42,330 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1112 transitions. [2021-11-23 00:24:42,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:24:42,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:42,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:42,490 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:43,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:43,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 687 states and 1155 transitions. [2021-11-23 00:24:43,937 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1155 transitions. [2021-11-23 00:24:43,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:24:43,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:43,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:44,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:44,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:44,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 686 states and 1151 transitions. [2021-11-23 00:24:44,115 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1151 transitions. [2021-11-23 00:24:44,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:24:44,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:44,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:44,191 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:44,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:44,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 686 states and 1150 transitions. [2021-11-23 00:24:44,206 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1150 transitions. [2021-11-23 00:24:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:24:44,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:44,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:44,336 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:24:46,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:46,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 702 states and 1194 transitions. [2021-11-23 00:24:46,278 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1194 transitions. [2021-11-23 00:24:46,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:24:46,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:46,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:46,358 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:46,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:46,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 702 states and 1193 transitions. [2021-11-23 00:24:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1193 transitions. [2021-11-23 00:24:46,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:24:46,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:46,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:46,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:46,546 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:47,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:47,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 718 states and 1274 transitions. [2021-11-23 00:24:47,683 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1274 transitions. [2021-11-23 00:24:47,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:24:47,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:47,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:24:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:47,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 720 states and 1276 transitions. [2021-11-23 00:24:47,896 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1276 transitions. [2021-11-23 00:24:47,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:24:47,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:47,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:48,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:48,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:48,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 725 states and 1305 transitions. [2021-11-23 00:24:48,947 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1305 transitions. [2021-11-23 00:24:48,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:24:48,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:48,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:49,058 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:49,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 725 states and 1304 transitions. [2021-11-23 00:24:49,078 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1304 transitions. [2021-11-23 00:24:49,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:24:49,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:49,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:49,206 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:24:49,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:49,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 731 states and 1330 transitions. [2021-11-23 00:24:49,427 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1330 transitions. [2021-11-23 00:24:49,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:24:49,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:49,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:49,531 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:24:49,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:49,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 732 states and 1331 transitions. [2021-11-23 00:24:49,783 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1331 transitions. [2021-11-23 00:24:49,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:24:49,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:49,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:49,868 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:50,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:50,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 735 states and 1340 transitions. [2021-11-23 00:24:50,600 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1340 transitions. [2021-11-23 00:24:50,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:24:50,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:50,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:50,696 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:24:50,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:50,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 737 states and 1362 transitions. [2021-11-23 00:24:50,966 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1362 transitions. [2021-11-23 00:24:50,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:24:50,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:50,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:51,070 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:24:51,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:51,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 739 states and 1377 transitions. [2021-11-23 00:24:51,345 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1377 transitions. [2021-11-23 00:24:51,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:24:51,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:51,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:51,439 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:51,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:51,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 741 states and 1380 transitions. [2021-11-23 00:24:51,461 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1380 transitions. [2021-11-23 00:24:51,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:24:51,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:51,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:51,566 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:24:51,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:51,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 743 states and 1382 transitions. [2021-11-23 00:24:51,619 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1382 transitions. [2021-11-23 00:24:51,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:24:51,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:51,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:51,726 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:24:52,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:52,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 747 states and 1396 transitions. [2021-11-23 00:24:52,387 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1396 transitions. [2021-11-23 00:24:52,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:24:52,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:52,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:52,497 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:53,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:53,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 751 states and 1409 transitions. [2021-11-23 00:24:53,227 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1409 transitions. [2021-11-23 00:24:53,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:24:53,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:53,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:53,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:54,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:54,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 759 states and 1446 transitions. [2021-11-23 00:24:54,580 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1446 transitions. [2021-11-23 00:24:54,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:24:54,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:54,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:54,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:56,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:56,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 766 states and 1483 transitions. [2021-11-23 00:24:56,331 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1483 transitions. [2021-11-23 00:24:56,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:24:56,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:56,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:56,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:58,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:58,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 772 states and 1520 transitions. [2021-11-23 00:24:58,239 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1520 transitions. [2021-11-23 00:24:58,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:24:58,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:58,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:58,335 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:24:58,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:58,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 778 states and 1546 transitions. [2021-11-23 00:24:58,606 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1546 transitions. [2021-11-23 00:24:58,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:24:58,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:58,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:58,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:59,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:59,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 781 states and 1553 transitions. [2021-11-23 00:24:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1553 transitions. [2021-11-23 00:24:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:24:59,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:59,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:59,272 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:24:59,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 782 states and 1554 transitions. [2021-11-23 00:24:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1554 transitions. [2021-11-23 00:24:59,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:24:59,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:59,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:59,721 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:24:59,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:59,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 784 states and 1569 transitions. [2021-11-23 00:24:59,900 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1569 transitions. [2021-11-23 00:24:59,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:24:59,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:59,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:59,983 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:59,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 786 states and 1572 transitions. [2021-11-23 00:24:59,999 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1572 transitions. [2021-11-23 00:25:00,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:25:00,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:00,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:00,082 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:00,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:00,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 788 states and 1574 transitions. [2021-11-23 00:25:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1574 transitions. [2021-11-23 00:25:00,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:25:00,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:00,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:00,194 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:01,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:01,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 792 states and 1593 transitions. [2021-11-23 00:25:01,536 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1593 transitions. [2021-11-23 00:25:01,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:25:01,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:01,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:01,638 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:02,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:02,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 794 states and 1600 transitions. [2021-11-23 00:25:02,250 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1600 transitions. [2021-11-23 00:25:02,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:25:02,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:02,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:02,344 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:02,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:02,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 796 states and 1605 transitions. [2021-11-23 00:25:02,975 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1605 transitions. [2021-11-23 00:25:02,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:25:02,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:02,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:03,076 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:25:03,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:03,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 802 states and 1631 transitions. [2021-11-23 00:25:03,359 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1631 transitions. [2021-11-23 00:25:03,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:25:03,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:03,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:03,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:03,440 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:25:03,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 803 states and 1632 transitions. [2021-11-23 00:25:03,632 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1632 transitions. [2021-11-23 00:25:03,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:25:03,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:03,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:03,713 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:25:04,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:04,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 804 states and 1633 transitions. [2021-11-23 00:25:04,089 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1633 transitions. [2021-11-23 00:25:04,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:25:04,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:04,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:04,230 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:25:04,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:04,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 807 states and 1650 transitions. [2021-11-23 00:25:04,614 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1650 transitions. [2021-11-23 00:25:04,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:25:04,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:04,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:04,688 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:04,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:04,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 810 states and 1681 transitions. [2021-11-23 00:25:04,923 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1681 transitions. [2021-11-23 00:25:04,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:25:04,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:04,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:05,001 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:05,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:05,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 812 states and 1684 transitions. [2021-11-23 00:25:05,020 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1684 transitions. [2021-11-23 00:25:05,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:25:05,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:05,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:05,096 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:05,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:05,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 814 states and 1686 transitions. [2021-11-23 00:25:05,120 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1686 transitions. [2021-11-23 00:25:05,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:25:05,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:05,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:05,199 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:06,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:06,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 818 states and 1705 transitions. [2021-11-23 00:25:06,382 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1705 transitions. [2021-11-23 00:25:06,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:25:06,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:06,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:06,453 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 820 states and 1710 transitions. [2021-11-23 00:25:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1710 transitions. [2021-11-23 00:25:07,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:25:07,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:07,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:07,225 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:07,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:07,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 822 states and 1714 transitions. [2021-11-23 00:25:07,782 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1714 transitions. [2021-11-23 00:25:07,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:25:07,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:07,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:07,863 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:08,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:08,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 824 states and 1719 transitions. [2021-11-23 00:25:08,604 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1719 transitions. [2021-11-23 00:25:08,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:25:08,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:08,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:08,679 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:25:08,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:08,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 830 states and 1745 transitions. [2021-11-23 00:25:08,973 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1745 transitions. [2021-11-23 00:25:08,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:25:08,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:08,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:09,048 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:25:09,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:09,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 837 states and 1771 transitions. [2021-11-23 00:25:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1771 transitions. [2021-11-23 00:25:09,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:25:09,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:09,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:09,840 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:25:10,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:10,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 842 states and 1791 transitions. [2021-11-23 00:25:10,860 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1791 transitions. [2021-11-23 00:25:10,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:25:10,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:10,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:10,933 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:10,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:10,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 842 states and 1790 transitions. [2021-11-23 00:25:10,952 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1790 transitions. [2021-11-23 00:25:10,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:25:10,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:10,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:11,026 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:11,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:11,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 844 states and 1792 transitions. [2021-11-23 00:25:11,048 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1792 transitions. [2021-11-23 00:25:11,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:25:11,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:11,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:11,125 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:12,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:12,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 848 states and 1811 transitions. [2021-11-23 00:25:12,519 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1811 transitions. [2021-11-23 00:25:12,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:25:12,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:12,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:12,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:12,655 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:13,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:13,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 850 states and 1815 transitions. [2021-11-23 00:25:13,038 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1815 transitions. [2021-11-23 00:25:13,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:25:13,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:13,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:13,123 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:13,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:13,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 852 states and 1818 transitions. [2021-11-23 00:25:13,521 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1818 transitions. [2021-11-23 00:25:13,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:25:13,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:13,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:13,612 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:14,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:14,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 854 states and 1822 transitions. [2021-11-23 00:25:14,221 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1822 transitions. [2021-11-23 00:25:14,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:25:14,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:14,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:14,292 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:15,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:15,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 856 states and 1827 transitions. [2021-11-23 00:25:15,066 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1827 transitions. [2021-11-23 00:25:15,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:25:15,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:15,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:15,137 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:25:15,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:15,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 862 states and 1853 transitions. [2021-11-23 00:25:15,653 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1853 transitions. [2021-11-23 00:25:15,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:25:15,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:15,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:15,706 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:25:16,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:16,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 867 states and 1873 transitions. [2021-11-23 00:25:16,585 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1873 transitions. [2021-11-23 00:25:16,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:25:16,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:16,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:16,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:16,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 869 states and 1876 transitions. [2021-11-23 00:25:16,681 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1876 transitions. [2021-11-23 00:25:16,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:25:16,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:16,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,752 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:16,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:16,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 869 states and 1875 transitions. [2021-11-23 00:25:16,771 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1875 transitions. [2021-11-23 00:25:16,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:16,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:16,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,825 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:18,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:18,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 877 states and 1928 transitions. [2021-11-23 00:25:18,756 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1928 transitions. [2021-11-23 00:25:18,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:18,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:18,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,828 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:19,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:19,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 879 states and 1945 transitions. [2021-11-23 00:25:19,213 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1945 transitions. [2021-11-23 00:25:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:19,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:19,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:19,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:19,324 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:19,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:19,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 880 states and 1950 transitions. [2021-11-23 00:25:19,605 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1950 transitions. [2021-11-23 00:25:19,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:25:19,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:19,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:19,677 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:21,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:21,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 886 states and 1992 transitions. [2021-11-23 00:25:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1992 transitions. [2021-11-23 00:25:21,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:25:21,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:21,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:21,178 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:21,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 889 states and 2020 transitions. [2021-11-23 00:25:21,928 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 2020 transitions. [2021-11-23 00:25:21,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:25:21,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:21,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:22,002 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:23,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:23,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 892 states and 2037 transitions. [2021-11-23 00:25:23,181 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 2037 transitions. [2021-11-23 00:25:23,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:25:23,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:23,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:23,244 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:23,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:23,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 893 states and 2045 transitions. [2021-11-23 00:25:23,630 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2045 transitions. [2021-11-23 00:25:23,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:25:23,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:23,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:23,699 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:24,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:24,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 896 states and 2064 transitions. [2021-11-23 00:25:24,428 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 2064 transitions. [2021-11-23 00:25:24,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:24,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:24,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:24,484 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:25,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 899 states and 2070 transitions. [2021-11-23 00:25:25,108 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 2070 transitions. [2021-11-23 00:25:25,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:25,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:25,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:25,163 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:25,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:25,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 901 states and 2085 transitions. [2021-11-23 00:25:25,623 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 2085 transitions. [2021-11-23 00:25:25,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:25:25,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:25,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:25,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 905 states and 2108 transitions. [2021-11-23 00:25:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 2108 transitions. [2021-11-23 00:25:27,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:25:27,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:27,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:27,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:27,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 907 states and 2111 transitions. [2021-11-23 00:25:27,850 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 2111 transitions. [2021-11-23 00:25:27,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:25:27,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:27,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:27,902 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:28,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:28,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 909 states and 2115 transitions. [2021-11-23 00:25:28,661 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2115 transitions. [2021-11-23 00:25:28,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:25:28,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:28,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:28,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:28,724 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:29,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:29,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 911 states and 2121 transitions. [2021-11-23 00:25:29,527 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 2121 transitions. [2021-11-23 00:25:29,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:29,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:29,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:29,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:29,582 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:25:30,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 916 states and 2135 transitions. [2021-11-23 00:25:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 2135 transitions. [2021-11-23 00:25:30,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:30,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:31,150 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:32,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:32,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 922 states and 2168 transitions. [2021-11-23 00:25:32,673 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 2168 transitions. [2021-11-23 00:25:32,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:32,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:32,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:32,752 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:25:32,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:32,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 924 states and 2170 transitions. [2021-11-23 00:25:32,789 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 2170 transitions. [2021-11-23 00:25:32,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:32,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:32,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:32,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:32,860 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:34,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:34,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 928 states and 2203 transitions. [2021-11-23 00:25:34,122 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 2203 transitions. [2021-11-23 00:25:34,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:25:34,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:34,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:34,321 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:36,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:36,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 934 states and 2235 transitions. [2021-11-23 00:25:36,229 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 2235 transitions. [2021-11-23 00:25:36,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:36,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:36,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:36,410 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:38,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:38,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 941 states and 2276 transitions. [2021-11-23 00:25:38,498 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 2276 transitions. [2021-11-23 00:25:38,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:38,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:38,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:38,550 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:38,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:38,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 942 states and 2279 transitions. [2021-11-23 00:25:38,905 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 2279 transitions. [2021-11-23 00:25:38,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:38,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:38,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:39,056 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:39,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:39,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 945 states and 2303 transitions. [2021-11-23 00:25:39,933 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 2303 transitions. [2021-11-23 00:25:39,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:39,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:39,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:39,983 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:40,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 948 states and 2328 transitions. [2021-11-23 00:25:40,875 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 2328 transitions. [2021-11-23 00:25:40,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:40,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:40,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:40,933 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:41,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:41,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 951 states and 2350 transitions. [2021-11-23 00:25:41,844 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 2350 transitions. [2021-11-23 00:25:41,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:41,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:41,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:41,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:41,895 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:42,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:42,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 952 states and 2353 transitions. [2021-11-23 00:25:42,291 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 2353 transitions. [2021-11-23 00:25:42,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:42,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:42,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:42,339 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:43,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:43,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 957 states and 2380 transitions. [2021-11-23 00:25:43,686 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 2380 transitions. [2021-11-23 00:25:43,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:25:43,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:43,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:43,776 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:25:44,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:44,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 958 states and 2380 transitions. [2021-11-23 00:25:44,089 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 2380 transitions. [2021-11-23 00:25:44,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:25:44,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:44,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:44,177 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:25:44,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:44,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 958 states and 2379 transitions. [2021-11-23 00:25:44,197 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 2379 transitions. [2021-11-23 00:25:44,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:44,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:44,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:44,250 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:45,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:45,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 961 states and 2401 transitions. [2021-11-23 00:25:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 2401 transitions. [2021-11-23 00:25:45,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:45,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:45,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:45,200 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:25:45,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:45,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 962 states and 2402 transitions. [2021-11-23 00:25:45,648 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 2402 transitions. [2021-11-23 00:25:45,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:25:45,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:45,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:45,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:45,716 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:25:46,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 965 states and 2410 transitions. [2021-11-23 00:25:46,993 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 2410 transitions. [2021-11-23 00:25:46,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:46,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:46,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:47,056 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:48,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:48,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 969 states and 2442 transitions. [2021-11-23 00:25:48,316 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 2442 transitions. [2021-11-23 00:25:48,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:48,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:48,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:48,368 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:48,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:48,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 972 states and 2448 transitions. [2021-11-23 00:25:48,656 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 2448 transitions. [2021-11-23 00:25:48,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:48,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:48,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:49,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:49,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 974 states and 2462 transitions. [2021-11-23 00:25:49,221 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 2462 transitions. [2021-11-23 00:25:49,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:49,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:49,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:49,303 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:50,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 977 states and 2487 transitions. [2021-11-23 00:25:50,434 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 2487 transitions. [2021-11-23 00:25:50,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:50,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:50,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:50,496 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:51,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 981 states and 2495 transitions. [2021-11-23 00:25:51,120 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 2495 transitions. [2021-11-23 00:25:51,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:51,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:51,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:52,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:52,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 984 states and 2519 transitions. [2021-11-23 00:25:52,077 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 2519 transitions. [2021-11-23 00:25:52,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:52,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:52,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:52,272 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:52,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:52,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 986 states and 2528 transitions. [2021-11-23 00:25:52,802 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 2528 transitions. [2021-11-23 00:25:52,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:25:52,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:52,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:52,854 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:53,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:53,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 988 states and 2543 transitions. [2021-11-23 00:25:53,371 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 2543 transitions. [2021-11-23 00:25:53,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:53,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:53,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:53,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:53,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 990 states and 2557 transitions. [2021-11-23 00:25:53,916 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2557 transitions. [2021-11-23 00:25:53,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:53,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:53,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:53,964 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:54,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:54,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 992 states and 2571 transitions. [2021-11-23 00:25:54,478 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 2571 transitions. [2021-11-23 00:25:54,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:54,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:54,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:54,541 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:55,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:55,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 994 states and 2585 transitions. [2021-11-23 00:25:55,073 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 2585 transitions. [2021-11-23 00:25:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:55,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:55,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:55,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:55,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:55,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 996 states and 2588 transitions. [2021-11-23 00:25:55,652 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 2588 transitions. [2021-11-23 00:25:55,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:55,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:55,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:55,714 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:56,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:56,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 998 states and 2592 transitions. [2021-11-23 00:25:56,878 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 2592 transitions. [2021-11-23 00:25:56,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:56,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:56,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:56,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:56,928 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:25:57,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:57,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 1000 states and 2598 transitions. [2021-11-23 00:25:57,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 2598 transitions. [2021-11-23 00:25:57,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:57,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:57,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:58,053 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:25:58,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:58,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 1004 states and 2611 transitions. [2021-11-23 00:25:58,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2611 transitions. [2021-11-23 00:25:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:25:58,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:58,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:58,457 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:25:58,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:58,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 1005 states and 2611 transitions. [2021-11-23 00:25:58,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2611 transitions. [2021-11-23 00:25:58,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:58,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:58,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:58,837 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:25:59,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:59,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 1006 states and 2613 transitions. [2021-11-23 00:25:59,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2613 transitions. [2021-11-23 00:25:59,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:25:59,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:59,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:59,336 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:00,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:00,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 1010 states and 2632 transitions. [2021-11-23 00:26:00,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2632 transitions. [2021-11-23 00:26:00,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:00,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:00,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:00,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:00,922 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:02,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:02,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 1015 states and 2662 transitions. [2021-11-23 00:26:02,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 2662 transitions. [2021-11-23 00:26:02,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:02,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:02,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:02,893 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:03,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:03,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 1017 states and 2678 transitions. [2021-11-23 00:26:03,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2678 transitions. [2021-11-23 00:26:03,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:03,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:03,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:03,489 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:04,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:04,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1020 states and 2698 transitions. [2021-11-23 00:26:04,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 2698 transitions. [2021-11-23 00:26:04,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:04,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:04,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:04,498 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:05,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1023 states and 2718 transitions. [2021-11-23 00:26:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2718 transitions. [2021-11-23 00:26:05,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:05,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:05,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:05,592 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:06,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1024 states and 2718 transitions. [2021-11-23 00:26:06,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2718 transitions. [2021-11-23 00:26:06,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:06,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:06,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:06,319 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:06,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1025 states and 2718 transitions. [2021-11-23 00:26:06,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2718 transitions. [2021-11-23 00:26:06,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:06,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:06,665 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:26:06,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 1027 states and 2720 transitions. [2021-11-23 00:26:06,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2720 transitions. [2021-11-23 00:26:06,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:06,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:06,761 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:07,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:07,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 1028 states and 2720 transitions. [2021-11-23 00:26:07,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2720 transitions. [2021-11-23 00:26:07,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:07,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:07,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:07,293 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:26:07,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:07,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 1029 states and 2720 transitions. [2021-11-23 00:26:07,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2720 transitions. [2021-11-23 00:26:07,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:07,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:07,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:07,829 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:26:08,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:08,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 1030 states and 2724 transitions. [2021-11-23 00:26:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2724 transitions. [2021-11-23 00:26:08,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:08,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:08,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:08,380 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:08,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:08,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 1031 states and 2726 transitions. [2021-11-23 00:26:08,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2726 transitions. [2021-11-23 00:26:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:08,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:08,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:08,914 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:09,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:09,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 1034 states and 2748 transitions. [2021-11-23 00:26:09,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 2748 transitions. [2021-11-23 00:26:09,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:09,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:09,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:10,039 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:11,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 1037 states and 2768 transitions. [2021-11-23 00:26:11,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2768 transitions. [2021-11-23 00:26:11,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:11,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:11,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:11,314 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:26:13,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:13,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 1045 states and 2817 transitions. [2021-11-23 00:26:13,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2817 transitions. [2021-11-23 00:26:13,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:13,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:13,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:13,274 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:26:13,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:13,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 1046 states and 2817 transitions. [2021-11-23 00:26:13,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2817 transitions. [2021-11-23 00:26:13,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:13,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:13,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:13,836 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:14,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:14,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 1049 states and 2839 transitions. [2021-11-23 00:26:14,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 2839 transitions. [2021-11-23 00:26:14,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:14,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:14,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:14,993 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:26:15,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:15,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 1050 states and 2841 transitions. [2021-11-23 00:26:15,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2841 transitions. [2021-11-23 00:26:15,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:15,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:15,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:15,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:15,575 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:16,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:16,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 1051 states and 2841 transitions. [2021-11-23 00:26:16,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2841 transitions. [2021-11-23 00:26:16,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:16,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:16,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:16,458 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:26:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:17,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 1052 states and 2841 transitions. [2021-11-23 00:26:17,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2841 transitions. [2021-11-23 00:26:17,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:17,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:17,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:17,116 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:17,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:17,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 1054 states and 2849 transitions. [2021-11-23 00:26:17,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2849 transitions. [2021-11-23 00:26:17,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:17,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:17,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:17,773 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:19,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:19,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 1059 states and 2885 transitions. [2021-11-23 00:26:19,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 2885 transitions. [2021-11-23 00:26:19,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:19,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:19,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:19,985 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:21,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:21,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 1061 states and 2899 transitions. [2021-11-23 00:26:21,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2899 transitions. [2021-11-23 00:26:21,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:21,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:21,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:21,108 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:21,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:21,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 1062 states and 2904 transitions. [2021-11-23 00:26:21,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2904 transitions. [2021-11-23 00:26:21,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:21,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:21,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:21,864 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:22,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:22,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 1063 states and 2904 transitions. [2021-11-23 00:26:22,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2904 transitions. [2021-11-23 00:26:22,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:22,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:22,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:22,490 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:26:23,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:23,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 1064 states and 2904 transitions. [2021-11-23 00:26:23,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 2904 transitions. [2021-11-23 00:26:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:23,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:23,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:23,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:26:23,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:23,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 1066 states and 2907 transitions. [2021-11-23 00:26:23,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 2907 transitions. [2021-11-23 00:26:23,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:23,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:23,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:23,836 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:26:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:24,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 1068 states and 2911 transitions. [2021-11-23 00:26:24,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 2911 transitions. [2021-11-23 00:26:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:24,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:24,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:24,844 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:26,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:26,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 1075 states and 2942 transitions. [2021-11-23 00:26:26,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2942 transitions. [2021-11-23 00:26:26,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:26,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:26,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:26,870 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:26:28,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:28,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 1082 states and 2976 transitions. [2021-11-23 00:26:28,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 2976 transitions. [2021-11-23 00:26:28,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:28,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:28,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:29,048 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:26:30,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:30,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 1087 states and 3022 transitions. [2021-11-23 00:26:30,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 3022 transitions. [2021-11-23 00:26:30,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:30,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:30,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:30,649 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:26:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:30,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 1089 states and 3025 transitions. [2021-11-23 00:26:30,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 3025 transitions. [2021-11-23 00:26:30,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:30,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:30,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:30,903 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:26:31,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:31,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 1091 states and 3050 transitions. [2021-11-23 00:26:31,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 3050 transitions. [2021-11-23 00:26:31,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:31,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:31,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:31,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:31,479 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:26:32,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:32,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 1094 states and 3076 transitions. [2021-11-23 00:26:32,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 3076 transitions. [2021-11-23 00:26:32,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:32,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:32,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:32,138 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:26:33,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:33,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 1099 states and 3102 transitions. [2021-11-23 00:26:33,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 3102 transitions. [2021-11-23 00:26:33,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:33,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:33,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:33,520 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:33,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:33,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 1103 states and 3115 transitions. [2021-11-23 00:26:33,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 3115 transitions. [2021-11-23 00:26:33,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:33,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:33,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:34,265 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:26:35,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:35,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 1103 states and 3111 transitions. [2021-11-23 00:26:35,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 3111 transitions. [2021-11-23 00:26:35,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:35,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:35,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:35,239 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:35,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:35,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1105 states and 3114 transitions. [2021-11-23 00:26:35,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 3114 transitions. [2021-11-23 00:26:35,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:35,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:35,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:35,333 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:36,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:36,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1106 states and 3114 transitions. [2021-11-23 00:26:36,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 3114 transitions. [2021-11-23 00:26:36,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:36,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:36,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:36,157 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:37,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 1108 states and 3122 transitions. [2021-11-23 00:26:37,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 3122 transitions. [2021-11-23 00:26:37,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:37,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:37,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:37,430 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:38,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:38,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 1109 states and 3125 transitions. [2021-11-23 00:26:38,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 3125 transitions. [2021-11-23 00:26:38,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:38,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:38,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:38,112 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:38,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:38,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 1110 states and 3125 transitions. [2021-11-23 00:26:38,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 3125 transitions. [2021-11-23 00:26:38,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:26:38,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:38,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:26:39,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:39,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 1111 states and 3127 transitions. [2021-11-23 00:26:39,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 3127 transitions. [2021-11-23 00:26:39,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:39,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:39,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:39,622 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:40,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 1112 states and 3127 transitions. [2021-11-23 00:26:40,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 3127 transitions. [2021-11-23 00:26:40,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:40,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:40,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:40,293 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:40,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:40,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 1113 states and 3127 transitions. [2021-11-23 00:26:40,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 3127 transitions. [2021-11-23 00:26:40,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:40,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:40,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:40,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:40,934 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:41,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:41,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 1114 states and 3127 transitions. [2021-11-23 00:26:41,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 3127 transitions. [2021-11-23 00:26:41,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:41,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:41,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:42,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:42,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 1115 states and 3127 transitions. [2021-11-23 00:26:42,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 3127 transitions. [2021-11-23 00:26:42,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:42,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:42,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:42,306 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:26:42,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:42,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 1117 states and 3129 transitions. [2021-11-23 00:26:42,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 3129 transitions. [2021-11-23 00:26:42,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:42,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:42,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:42,381 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:43,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:43,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 1118 states and 3129 transitions. [2021-11-23 00:26:43,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 3129 transitions. [2021-11-23 00:26:43,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:43,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:43,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:43,238 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:43,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 1119 states and 3129 transitions. [2021-11-23 00:26:43,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 3129 transitions. [2021-11-23 00:26:43,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:43,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:43,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:43,891 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:44,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:44,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 1120 states and 3129 transitions. [2021-11-23 00:26:44,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 3129 transitions. [2021-11-23 00:26:44,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:44,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:44,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:44,535 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:26:45,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:45,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 1121 states and 3129 transitions. [2021-11-23 00:26:45,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 3129 transitions. [2021-11-23 00:26:45,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:45,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:45,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:45,310 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:46,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:46,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 1123 states and 3135 transitions. [2021-11-23 00:26:46,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 3135 transitions. [2021-11-23 00:26:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:46,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:46,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:46,740 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:26:47,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:47,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 1125 states and 3140 transitions. [2021-11-23 00:26:47,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 3140 transitions. [2021-11-23 00:26:47,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:26:47,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:47,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:47,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:47,991 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:48,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:48,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3219 states to 1127 states and 3143 transitions. [2021-11-23 00:26:48,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 3143 transitions. [2021-11-23 00:26:48,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:26:48,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:48,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:48,766 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:26:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:50,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 1130 states and 3155 transitions. [2021-11-23 00:26:50,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 3155 transitions. [2021-11-23 00:26:50,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:26:50,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:50,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:50,176 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:26:51,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:51,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 1132 states and 3160 transitions. [2021-11-23 00:26:51,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 3160 transitions. [2021-11-23 00:26:51,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:51,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:51,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:51,065 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:26:51,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:51,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 1134 states and 3176 transitions. [2021-11-23 00:26:51,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 3176 transitions. [2021-11-23 00:26:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:51,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:51,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:51,815 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:26:52,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:52,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 1136 states and 3179 transitions. [2021-11-23 00:26:52,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 3179 transitions. [2021-11-23 00:26:52,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:52,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:52,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:52,617 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:53,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:53,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 1137 states and 3184 transitions. [2021-11-23 00:26:53,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 3184 transitions. [2021-11-23 00:26:53,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:26:53,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:53,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:53,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:53,326 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:53,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:53,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 1139 states and 3197 transitions. [2021-11-23 00:26:53,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 3197 transitions. [2021-11-23 00:26:53,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:26:53,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:53,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:53,994 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:54,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:54,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 1140 states and 3197 transitions. [2021-11-23 00:26:54,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 3197 transitions. [2021-11-23 00:26:54,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:54,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:54,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:54,603 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:55,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:55,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 1142 states and 3205 transitions. [2021-11-23 00:26:55,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 3205 transitions. [2021-11-23 00:26:55,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:55,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:55,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:55,233 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:26:56,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:56,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 1147 states and 3221 transitions. [2021-11-23 00:26:56,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 3221 transitions. [2021-11-23 00:26:56,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:56,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:56,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:57,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 1151 states and 3234 transitions. [2021-11-23 00:26:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 3234 transitions. [2021-11-23 00:26:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:57,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:57,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 1153 states and 3237 transitions. [2021-11-23 00:26:57,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 3237 transitions. [2021-11-23 00:26:57,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:57,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:57,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 1155 states and 3240 transitions. [2021-11-23 00:26:57,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 3240 transitions. [2021-11-23 00:26:57,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:57,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,340 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:57,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 1156 states and 3240 transitions. [2021-11-23 00:26:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 3240 transitions. [2021-11-23 00:26:57,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:57,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,910 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:26:59,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:59,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 1158 states and 3248 transitions. [2021-11-23 00:26:59,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 3248 transitions. [2021-11-23 00:26:59,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:26:59,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:59,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:59,266 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:00,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:00,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 1159 states and 3248 transitions. [2021-11-23 00:27:00,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 3248 transitions. [2021-11-23 00:27:00,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:00,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:00,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:00,075 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:00,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:00,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 1160 states and 3248 transitions. [2021-11-23 00:27:00,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 3248 transitions. [2021-11-23 00:27:00,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:00,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:00,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:00,732 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:01,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 1161 states and 3248 transitions. [2021-11-23 00:27:01,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 3248 transitions. [2021-11-23 00:27:01,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:01,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:01,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:01,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:01,432 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:27:02,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:02,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 1163 states and 3264 transitions. [2021-11-23 00:27:02,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 3264 transitions. [2021-11-23 00:27:02,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:02,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:02,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:02,175 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:02,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 1166 states and 3269 transitions. [2021-11-23 00:27:02,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 3269 transitions. [2021-11-23 00:27:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:02,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:02,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:05,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:05,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 1172 states and 3302 transitions. [2021-11-23 00:27:05,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 3302 transitions. [2021-11-23 00:27:05,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:05,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:05,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:05,699 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:05,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:05,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 1174 states and 3304 transitions. [2021-11-23 00:27:05,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 3304 transitions. [2021-11-23 00:27:05,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:05,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:05,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:05,958 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:07,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1177 states and 3323 transitions. [2021-11-23 00:27:07,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 3323 transitions. [2021-11-23 00:27:07,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:07,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,490 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:08,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:08,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1178 states and 3323 transitions. [2021-11-23 00:27:08,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 3323 transitions. [2021-11-23 00:27:08,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:08,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:08,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:08,275 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:09,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 1181 states and 3342 transitions. [2021-11-23 00:27:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 3342 transitions. [2021-11-23 00:27:09,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:09,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:09,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:09,788 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:10,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:10,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 1182 states and 3342 transitions. [2021-11-23 00:27:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 3342 transitions. [2021-11-23 00:27:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:10,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:10,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:10,658 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:12,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:12,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1185 states and 3361 transitions. [2021-11-23 00:27:12,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 3361 transitions. [2021-11-23 00:27:12,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:12,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:12,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:12,180 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:13,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:13,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1188 states and 3379 transitions. [2021-11-23 00:27:13,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 3379 transitions. [2021-11-23 00:27:13,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:13,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:13,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:13,720 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:15,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:15,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1191 states and 3397 transitions. [2021-11-23 00:27:15,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 3397 transitions. [2021-11-23 00:27:15,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:15,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:15,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:15,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:15,361 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:16,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:16,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1192 states and 3397 transitions. [2021-11-23 00:27:16,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 3397 transitions. [2021-11-23 00:27:16,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:16,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:16,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:16,065 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:17,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:17,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1195 states and 3419 transitions. [2021-11-23 00:27:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 3419 transitions. [2021-11-23 00:27:17,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:17,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:17,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:17,542 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1196 states and 3419 transitions. [2021-11-23 00:27:18,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 3419 transitions. [2021-11-23 00:27:18,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:18,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,267 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:18,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1197 states and 3419 transitions. [2021-11-23 00:27:18,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 3419 transitions. [2021-11-23 00:27:18,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:18,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,944 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:19,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:19,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1198 states and 3419 transitions. [2021-11-23 00:27:19,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 3419 transitions. [2021-11-23 00:27:19,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:19,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:19,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:20,052 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:27:20,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:20,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1199 states and 3419 transitions. [2021-11-23 00:27:20,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 3419 transitions. [2021-11-23 00:27:20,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:20,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:20,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:20,826 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:21,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:21,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 1201 states and 3430 transitions. [2021-11-23 00:27:21,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 3430 transitions. [2021-11-23 00:27:21,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:21,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:21,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:21,335 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:27:22,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:22,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 1202 states and 3430 transitions. [2021-11-23 00:27:22,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 3430 transitions. [2021-11-23 00:27:22,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:22,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:22,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:22,167 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:22,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:22,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1204 states and 3444 transitions. [2021-11-23 00:27:22,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 3444 transitions. [2021-11-23 00:27:22,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:27:22,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:22,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:22,974 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:27:23,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:23,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1205 states and 3444 transitions. [2021-11-23 00:27:23,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 3444 transitions. [2021-11-23 00:27:23,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:23,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:23,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:23,888 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:24,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:24,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 1207 states and 3460 transitions. [2021-11-23 00:27:24,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 3460 transitions. [2021-11-23 00:27:24,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:24,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:24,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:24,709 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:25,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:25,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 1209 states and 3474 transitions. [2021-11-23 00:27:25,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 3474 transitions. [2021-11-23 00:27:25,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:25,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:25,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:25,504 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:26,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:26,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 1211 states and 3490 transitions. [2021-11-23 00:27:26,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 3490 transitions. [2021-11-23 00:27:26,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:26,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:26,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:26,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:26,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 1212 states and 3490 transitions. [2021-11-23 00:27:26,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 3490 transitions. [2021-11-23 00:27:26,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:26,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:26,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:26,624 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:27:27,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:27,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 1214 states and 3492 transitions. [2021-11-23 00:27:27,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 3492 transitions. [2021-11-23 00:27:27,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:27,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:27,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:27,075 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:27,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:27,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1216 states and 3495 transitions. [2021-11-23 00:27:27,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 3495 transitions. [2021-11-23 00:27:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:27,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:27,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:27,514 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:28,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:28,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 1218 states and 3503 transitions. [2021-11-23 00:27:28,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 3503 transitions. [2021-11-23 00:27:28,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:28,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:28,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:28,171 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:27:28,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:28,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1222 states and 3511 transitions. [2021-11-23 00:27:28,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 3511 transitions. [2021-11-23 00:27:28,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:28,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:28,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:28,813 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:30,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:30,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 1227 states and 3532 transitions. [2021-11-23 00:27:30,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 3532 transitions. [2021-11-23 00:27:30,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:30,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:30,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:30,600 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:31,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:31,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3634 states to 1231 states and 3545 transitions. [2021-11-23 00:27:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 3545 transitions. [2021-11-23 00:27:31,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:31,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:31,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:31,293 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:27:31,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:31,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 1232 states and 3552 transitions. [2021-11-23 00:27:31,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 3552 transitions. [2021-11-23 00:27:31,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:31,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:31,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:31,414 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:31,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:31,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 1234 states and 3555 transitions. [2021-11-23 00:27:31,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 3555 transitions. [2021-11-23 00:27:31,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:31,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:31,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:31,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:31,568 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:32,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:32,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 1235 states and 3555 transitions. [2021-11-23 00:27:32,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 3555 transitions. [2021-11-23 00:27:32,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:32,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:32,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:32,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:32,250 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:32,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:32,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 1237 states and 3558 transitions. [2021-11-23 00:27:32,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 3558 transitions. [2021-11-23 00:27:32,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:32,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:32,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:32,355 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:32,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 1239 states and 3561 transitions. [2021-11-23 00:27:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 3561 transitions. [2021-11-23 00:27:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:32,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:32,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:32,445 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:32,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:32,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1241 states and 3563 transitions. [2021-11-23 00:27:32,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 3563 transitions. [2021-11-23 00:27:32,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:32,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:32,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:32,543 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:33,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1242 states and 3563 transitions. [2021-11-23 00:27:33,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 3563 transitions. [2021-11-23 00:27:33,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:33,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:33,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:33,387 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:34,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:34,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1243 states and 3563 transitions. [2021-11-23 00:27:34,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 3563 transitions. [2021-11-23 00:27:34,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:34,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:34,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:34,192 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:35,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1244 states and 3563 transitions. [2021-11-23 00:27:35,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 3563 transitions. [2021-11-23 00:27:35,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:35,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:35,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:35,109 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:35,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:35,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1245 states and 3563 transitions. [2021-11-23 00:27:35,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 3563 transitions. [2021-11-23 00:27:35,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:35,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:35,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:35,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:35,880 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:36,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:36,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1246 states and 3563 transitions. [2021-11-23 00:27:36,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 3563 transitions. [2021-11-23 00:27:36,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:36,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:36,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:36,649 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:37,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:37,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1247 states and 3563 transitions. [2021-11-23 00:27:37,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 3563 transitions. [2021-11-23 00:27:37,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:37,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:37,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:37,431 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:38,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:38,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1248 states and 3563 transitions. [2021-11-23 00:27:38,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 3563 transitions. [2021-11-23 00:27:38,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:38,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:38,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:38,431 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:39,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:39,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1249 states and 3563 transitions. [2021-11-23 00:27:39,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 3563 transitions. [2021-11-23 00:27:39,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:39,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:39,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:39,238 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:39,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:39,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1250 states and 3563 transitions. [2021-11-23 00:27:39,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 3563 transitions. [2021-11-23 00:27:39,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:27:39,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:39,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:39,999 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:40,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:40,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1251 states and 3563 transitions. [2021-11-23 00:27:40,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 3563 transitions. [2021-11-23 00:27:40,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:40,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:40,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:40,754 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:27:40,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:40,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 1252 states and 3563 transitions. [2021-11-23 00:27:40,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 3563 transitions. [2021-11-23 00:27:40,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:40,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:40,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:40,833 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:40,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:40,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 1254 states and 3565 transitions. [2021-11-23 00:27:40,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 3565 transitions. [2021-11-23 00:27:40,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:40,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:40,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:40,917 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:27:41,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:41,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 1256 states and 3571 transitions. [2021-11-23 00:27:41,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 3571 transitions. [2021-11-23 00:27:41,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:41,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:41,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:41,595 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:42,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:42,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 1258 states and 3578 transitions. [2021-11-23 00:27:42,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 3578 transitions. [2021-11-23 00:27:42,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:42,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:42,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:42,488 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:42,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1261 states and 3589 transitions. [2021-11-23 00:27:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 3589 transitions. [2021-11-23 00:27:42,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:42,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:42,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:42,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:42,637 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:44,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:44,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 1266 states and 3610 transitions. [2021-11-23 00:27:44,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 3610 transitions. [2021-11-23 00:27:44,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:44,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:44,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:44,105 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:27:44,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:44,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 1268 states and 3618 transitions. [2021-11-23 00:27:44,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 3618 transitions. [2021-11-23 00:27:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:44,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:44,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:44,241 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:44,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:44,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1272 states and 3631 transitions. [2021-11-23 00:27:44,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 3631 transitions. [2021-11-23 00:27:44,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:44,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:44,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:44,978 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:45,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:45,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 1274 states and 3634 transitions. [2021-11-23 00:27:45,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 3634 transitions. [2021-11-23 00:27:45,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:45,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:45,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:45,114 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:45,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:45,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 1276 states and 3637 transitions. [2021-11-23 00:27:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 3637 transitions. [2021-11-23 00:27:45,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:45,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:45,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:45,416 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:46,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:46,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 1277 states and 3637 transitions. [2021-11-23 00:27:46,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 3637 transitions. [2021-11-23 00:27:46,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:46,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:46,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:46,081 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:46,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:46,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 1279 states and 3640 transitions. [2021-11-23 00:27:46,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 3640 transitions. [2021-11-23 00:27:46,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:46,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:46,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:46,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:46,157 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:27:46,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:46,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 1279 states and 3639 transitions. [2021-11-23 00:27:46,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 3639 transitions. [2021-11-23 00:27:46,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:46,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:46,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:46,250 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:27:47,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:47,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 1280 states and 3644 transitions. [2021-11-23 00:27:47,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 3644 transitions. [2021-11-23 00:27:47,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:27:47,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:47,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:47,144 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:27:47,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:47,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 1281 states and 3645 transitions. [2021-11-23 00:27:47,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 3645 transitions. [2021-11-23 00:27:47,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:47,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:47,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:47,835 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:50,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 1287 states and 3663 transitions. [2021-11-23 00:27:50,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 3663 transitions. [2021-11-23 00:27:50,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:50,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:50,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:50,735 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:52,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:52,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 1290 states and 3677 transitions. [2021-11-23 00:27:52,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 3677 transitions. [2021-11-23 00:27:52,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:52,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:52,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:52,486 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:53,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:53,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 1291 states and 3680 transitions. [2021-11-23 00:27:53,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 3680 transitions. [2021-11-23 00:27:53,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:53,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:53,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:53,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:53,490 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:54,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:54,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 1293 states and 3686 transitions. [2021-11-23 00:27:54,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 3686 transitions. [2021-11-23 00:27:54,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:27:54,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:54,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:54,505 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:27:55,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:55,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 1294 states and 3686 transitions. [2021-11-23 00:27:55,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 3686 transitions. [2021-11-23 00:27:55,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:55,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:55,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:55,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:55,539 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:57,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:57,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 1297 states and 3709 transitions. [2021-11-23 00:27:57,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 3709 transitions. [2021-11-23 00:27:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:57,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:57,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:57,174 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:58,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:58,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 1299 states and 3721 transitions. [2021-11-23 00:27:58,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 3721 transitions. [2021-11-23 00:27:58,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:58,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:58,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:58,141 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:27:58,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:58,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 1301 states and 3733 transitions. [2021-11-23 00:27:58,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 3733 transitions. [2021-11-23 00:27:58,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:27:58,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:58,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:59,121 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:00,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:00,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 1303 states and 3746 transitions. [2021-11-23 00:28:00,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 3746 transitions. [2021-11-23 00:28:00,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:00,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:00,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:00,085 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:00,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3852 states to 1305 states and 3758 transitions. [2021-11-23 00:28:00,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 3758 transitions. [2021-11-23 00:28:00,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:00,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:00,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:01,061 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:04,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:04,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 1310 states and 3792 transitions. [2021-11-23 00:28:04,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 3792 transitions. [2021-11-23 00:28:04,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:04,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:04,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:04,346 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:06,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:06,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3913 states to 1313 states and 3817 transitions. [2021-11-23 00:28:06,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 3817 transitions. [2021-11-23 00:28:06,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:06,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:06,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:06,234 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:06,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:06,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3917 states to 1314 states and 3821 transitions. [2021-11-23 00:28:06,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 3821 transitions. [2021-11-23 00:28:06,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:06,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:06,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:07,005 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:08,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 1317 states and 3828 transitions. [2021-11-23 00:28:08,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 3828 transitions. [2021-11-23 00:28:08,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:08,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:08,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:08,156 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:09,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:09,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 1318 states and 3829 transitions. [2021-11-23 00:28:09,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 3829 transitions. [2021-11-23 00:28:09,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:09,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:09,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:09,325 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:10,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:10,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3926 states to 1319 states and 3830 transitions. [2021-11-23 00:28:10,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 3830 transitions. [2021-11-23 00:28:10,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:10,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:10,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:11,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:11,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 1320 states and 3831 transitions. [2021-11-23 00:28:11,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 3831 transitions. [2021-11-23 00:28:11,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:11,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:11,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:11,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:11,370 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:12,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:12,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 1321 states and 3831 transitions. [2021-11-23 00:28:12,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 3831 transitions. [2021-11-23 00:28:12,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:12,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:12,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:12,284 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:13,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:13,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 1322 states and 3832 transitions. [2021-11-23 00:28:13,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 3832 transitions. [2021-11-23 00:28:13,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:13,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:13,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:13,228 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:15,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3938 states to 1325 states and 3842 transitions. [2021-11-23 00:28:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 3842 transitions. [2021-11-23 00:28:15,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:15,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:15,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:15,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:15,162 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:16,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 1327 states and 3845 transitions. [2021-11-23 00:28:16,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 3845 transitions. [2021-11-23 00:28:16,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:28:16,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:16,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:16,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:16,109 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:16,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:16,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 1328 states and 3845 transitions. [2021-11-23 00:28:16,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 3845 transitions. [2021-11-23 00:28:16,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:16,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:16,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:17,013 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:18,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:18,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 1331 states and 3852 transitions. [2021-11-23 00:28:18,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 3852 transitions. [2021-11-23 00:28:18,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:18,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:18,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:18,983 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:19,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 1334 states and 3856 transitions. [2021-11-23 00:28:19,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 3856 transitions. [2021-11-23 00:28:19,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:28:19,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:19,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:19,531 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:20,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:20,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 1335 states and 3856 transitions. [2021-11-23 00:28:20,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 3856 transitions. [2021-11-23 00:28:20,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:20,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:20,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:20,064 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:22,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:22,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 1338 states and 3861 transitions. [2021-11-23 00:28:22,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 3861 transitions. [2021-11-23 00:28:22,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:28:22,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:22,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:22,074 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:22,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:22,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 1339 states and 3861 transitions. [2021-11-23 00:28:22,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 3861 transitions. [2021-11-23 00:28:22,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:28:22,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:22,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:23,016 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:24,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:24,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 1340 states and 3861 transitions. [2021-11-23 00:28:24,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 3861 transitions. [2021-11-23 00:28:24,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:24,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:24,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:24,090 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:24,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:24,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3961 states to 1343 states and 3865 transitions. [2021-11-23 00:28:24,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 3865 transitions. [2021-11-23 00:28:24,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:24,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:24,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:24,177 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:25,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 1346 states and 3871 transitions. [2021-11-23 00:28:25,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 3871 transitions. [2021-11-23 00:28:25,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:28:25,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:25,720 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:26,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:26,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 1347 states and 3871 transitions. [2021-11-23 00:28:26,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 3871 transitions. [2021-11-23 00:28:26,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:28:26,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:26,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:26,628 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:27,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:27,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 1348 states and 3871 transitions. [2021-11-23 00:28:27,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 3871 transitions. [2021-11-23 00:28:27,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:28:27,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:27,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:27,565 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:28,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:28,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 1349 states and 3871 transitions. [2021-11-23 00:28:28,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 3871 transitions. [2021-11-23 00:28:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:28:28,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:28,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:28,669 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:29,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:29,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 1350 states and 3871 transitions. [2021-11-23 00:28:29,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 3871 transitions. [2021-11-23 00:28:29,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:29,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:29,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:29,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:29,617 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:31,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:31,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3973 states to 1353 states and 3877 transitions. [2021-11-23 00:28:31,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 3877 transitions. [2021-11-23 00:28:31,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:31,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:31,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:31,824 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:28:31,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:31,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 1354 states and 3878 transitions. [2021-11-23 00:28:31,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 3878 transitions. [2021-11-23 00:28:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:31,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:31,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:31,906 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:32,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:32,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3977 states to 1356 states and 3881 transitions. [2021-11-23 00:28:32,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 3881 transitions. [2021-11-23 00:28:32,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:32,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:32,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:32,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:32,856 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:34,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:34,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 1359 states and 3888 transitions. [2021-11-23 00:28:34,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 3888 transitions. [2021-11-23 00:28:34,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:34,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:34,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:34,733 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:35,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 1360 states and 3890 transitions. [2021-11-23 00:28:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 3890 transitions. [2021-11-23 00:28:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:35,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:35,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:35,884 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:37,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:37,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 1363 states and 3896 transitions. [2021-11-23 00:28:37,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 3896 transitions. [2021-11-23 00:28:37,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:37,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:37,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:37,911 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:38,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:38,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 1365 states and 3903 transitions. [2021-11-23 00:28:38,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 3903 transitions. [2021-11-23 00:28:38,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:38,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:38,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:38,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:28:38,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:38,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 1368 states and 3907 transitions. [2021-11-23 00:28:38,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 3907 transitions. [2021-11-23 00:28:38,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:38,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:38,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:38,877 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:41,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:41,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 1373 states and 3921 transitions. [2021-11-23 00:28:41,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 3921 transitions. [2021-11-23 00:28:41,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:41,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:41,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:41,616 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:28:41,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:41,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4033 states to 1376 states and 3937 transitions. [2021-11-23 00:28:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 3937 transitions. [2021-11-23 00:28:41,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:41,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:41,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:41,775 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:28:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:44,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 1381 states and 3956 transitions. [2021-11-23 00:28:44,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 3956 transitions. [2021-11-23 00:28:44,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:44,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:44,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:44,938 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:28:45,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 1383 states and 3964 transitions. [2021-11-23 00:28:45,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 3964 transitions. [2021-11-23 00:28:45,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:45,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,337 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:28:45,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 1385 states and 3977 transitions. [2021-11-23 00:28:45,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 3977 transitions. [2021-11-23 00:28:45,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:45,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,532 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:46,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 1389 states and 3990 transitions. [2021-11-23 00:28:46,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 3990 transitions. [2021-11-23 00:28:46,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:46,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:46,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:46,362 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:46,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:46,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4089 states to 1391 states and 3993 transitions. [2021-11-23 00:28:46,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 3993 transitions. [2021-11-23 00:28:46,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:46,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:46,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:46,450 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:28:47,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4094 states to 1393 states and 3998 transitions. [2021-11-23 00:28:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 3998 transitions. [2021-11-23 00:28:47,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:47,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:47,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:47,189 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:48,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:48,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4094 states to 1394 states and 3998 transitions. [2021-11-23 00:28:48,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 3998 transitions. [2021-11-23 00:28:48,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:48,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:48,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:48,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:48,171 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:48,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 1396 states and 4001 transitions. [2021-11-23 00:28:48,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 4001 transitions. [2021-11-23 00:28:48,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:28:48,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:48,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:48,635 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:48,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:48,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4100 states to 1398 states and 4004 transitions. [2021-11-23 00:28:48,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 4004 transitions. [2021-11-23 00:28:48,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:48,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:48,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:48,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:49,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:49,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4102 states to 1399 states and 4006 transitions. [2021-11-23 00:28:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 4006 transitions. [2021-11-23 00:28:49,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:49,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:49,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:49,995 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:50,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:50,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4102 states to 1400 states and 4006 transitions. [2021-11-23 00:28:50,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 4006 transitions. [2021-11-23 00:28:50,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:50,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:50,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:50,960 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:52,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:52,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 1401 states and 4012 transitions. [2021-11-23 00:28:52,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 4012 transitions. [2021-11-23 00:28:52,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:52,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:52,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:52,124 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:52,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:53,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 1402 states and 4012 transitions. [2021-11-23 00:28:53,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 4012 transitions. [2021-11-23 00:28:53,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:53,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:53,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:53,059 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:54,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:54,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 1403 states and 4014 transitions. [2021-11-23 00:28:54,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 4014 transitions. [2021-11-23 00:28:54,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:54,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:54,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:54,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:54,230 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:55,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:55,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 1404 states and 4014 transitions. [2021-11-23 00:28:55,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 4014 transitions. [2021-11-23 00:28:55,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:55,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:55,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:56,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:56,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 1407 states and 4020 transitions. [2021-11-23 00:28:56,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 4020 transitions. [2021-11-23 00:28:56,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:56,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:56,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:56,861 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:57,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:57,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4120 states to 1409 states and 4024 transitions. [2021-11-23 00:28:57,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 4024 transitions. [2021-11-23 00:28:57,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:57,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:57,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:57,994 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:59,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:59,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4123 states to 1411 states and 4027 transitions. [2021-11-23 00:28:59,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 4027 transitions. [2021-11-23 00:28:59,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:28:59,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:59,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:59,159 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:00,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:00,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4123 states to 1412 states and 4027 transitions. [2021-11-23 00:29:00,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 4027 transitions. [2021-11-23 00:29:00,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:00,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:00,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:00,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:00,149 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:00,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:00,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4124 states to 1413 states and 4028 transitions. [2021-11-23 00:29:00,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 4028 transitions. [2021-11-23 00:29:00,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:00,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:00,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:00,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:00,382 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:29:01,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:01,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 1415 states and 4033 transitions. [2021-11-23 00:29:01,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 4033 transitions. [2021-11-23 00:29:01,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:01,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:01,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:01,331 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:02,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 1420 states and 4052 transitions. [2021-11-23 00:29:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 4052 transitions. [2021-11-23 00:29:02,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:02,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:02,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:03,203 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:03,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:03,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 1423 states and 4068 transitions. [2021-11-23 00:29:03,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 4068 transitions. [2021-11-23 00:29:03,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:03,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:03,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:03,946 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:29:04,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:04,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 1422 states and 3977 transitions. [2021-11-23 00:29:04,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 3977 transitions. [2021-11-23 00:29:04,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:04,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:04,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:04,503 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:04,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:04,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 1424 states and 3990 transitions. [2021-11-23 00:29:04,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 3990 transitions. [2021-11-23 00:29:04,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:04,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:04,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:04,683 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:04,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:04,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 1426 states and 4003 transitions. [2021-11-23 00:29:04,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 4003 transitions. [2021-11-23 00:29:04,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:04,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:04,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:04,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:04,823 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:10,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:10,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 1436 states and 4034 transitions. [2021-11-23 00:29:10,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 4034 transitions. [2021-11-23 00:29:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:10,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:10,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:10,527 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:29:10,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:10,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4134 states to 1438 states and 4038 transitions. [2021-11-23 00:29:10,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 4038 transitions. [2021-11-23 00:29:10,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:10,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:10,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:10,783 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:29:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:10,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4137 states to 1440 states and 4041 transitions. [2021-11-23 00:29:10,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 4041 transitions. [2021-11-23 00:29:10,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:10,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:10,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:10,898 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:11,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:11,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 1441 states and 4042 transitions. [2021-11-23 00:29:11,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 4042 transitions. [2021-11-23 00:29:11,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:11,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:11,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:11,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:11,792 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:29:11,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:11,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 1443 states and 4045 transitions. [2021-11-23 00:29:11,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 4045 transitions. [2021-11-23 00:29:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:11,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:11,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:11,870 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:29:11,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:11,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 1445 states and 4048 transitions. [2021-11-23 00:29:11,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 4048 transitions. [2021-11-23 00:29:11,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:11,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:11,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:11,947 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:29:12,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:12,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 1448 states and 4053 transitions. [2021-11-23 00:29:12,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 4053 transitions. [2021-11-23 00:29:12,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:12,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:12,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:12,508 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:29:13,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:13,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 1451 states and 4058 transitions. [2021-11-23 00:29:13,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 4058 transitions. [2021-11-23 00:29:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:13,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:13,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:13,271 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:29:15,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:15,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 1454 states and 4066 transitions. [2021-11-23 00:29:15,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 4066 transitions. [2021-11-23 00:29:15,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:15,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:15,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:15,348 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:29:15,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:15,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4165 states to 1456 states and 4069 transitions. [2021-11-23 00:29:15,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 4069 transitions. [2021-11-23 00:29:15,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:15,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:15,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:15,928 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:29:18,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:18,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 1459 states and 4076 transitions. [2021-11-23 00:29:18,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 4076 transitions. [2021-11-23 00:29:18,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:18,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:18,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:18,091 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:29:18,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:18,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 1461 states and 4079 transitions. [2021-11-23 00:29:18,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 4079 transitions. [2021-11-23 00:29:18,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:18,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:18,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:18,697 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:29:18,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:18,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 1464 states and 4083 transitions. [2021-11-23 00:29:18,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 4083 transitions. [2021-11-23 00:29:18,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:18,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:18,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:18,804 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:20,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:20,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4187 states to 1467 states and 4091 transitions. [2021-11-23 00:29:20,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 4091 transitions. [2021-11-23 00:29:20,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:20,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:20,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:21,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4189 states to 1468 states and 4093 transitions. [2021-11-23 00:29:21,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 4093 transitions. [2021-11-23 00:29:21,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:21,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:21,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:21,406 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:21,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:21,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 1469 states and 4094 transitions. [2021-11-23 00:29:21,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 4094 transitions. [2021-11-23 00:29:21,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:21,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:21,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:21,497 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:22,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:22,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4192 states to 1470 states and 4096 transitions. [2021-11-23 00:29:22,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 4096 transitions. [2021-11-23 00:29:22,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:22,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:22,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:22,751 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:23,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:23,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1471 states and 4097 transitions. [2021-11-23 00:29:23,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 4097 transitions. [2021-11-23 00:29:23,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:23,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:23,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:23,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:23,850 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:25,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:25,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1472 states and 4097 transitions. [2021-11-23 00:29:25,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 4097 transitions. [2021-11-23 00:29:25,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:25,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:25,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:25,074 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:26,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:26,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1473 states and 4097 transitions. [2021-11-23 00:29:26,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 4097 transitions. [2021-11-23 00:29:26,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:26,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:26,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:26,069 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:27,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:27,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1474 states and 4097 transitions. [2021-11-23 00:29:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 4097 transitions. [2021-11-23 00:29:27,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:27,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:27,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:27,062 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:27,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:27,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1475 states and 4097 transitions. [2021-11-23 00:29:27,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 4097 transitions. [2021-11-23 00:29:27,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:27,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:27,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:27,148 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:27,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:27,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1476 states and 4097 transitions. [2021-11-23 00:29:27,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 4097 transitions. [2021-11-23 00:29:27,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:27,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:27,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:27,233 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:27,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:27,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1477 states and 4097 transitions. [2021-11-23 00:29:27,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 4097 transitions. [2021-11-23 00:29:27,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:27,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:27,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:27,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:27,320 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:27,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:27,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1478 states and 4097 transitions. [2021-11-23 00:29:27,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 4097 transitions. [2021-11-23 00:29:27,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:27,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:27,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:27,573 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:27,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:27,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1479 states and 4097 transitions. [2021-11-23 00:29:27,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 4097 transitions. [2021-11-23 00:29:27,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:29:27,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:27,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:27,684 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:29:28,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:28,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4193 states to 1480 states and 4097 transitions. [2021-11-23 00:29:28,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 4097 transitions. [2021-11-23 00:29:28,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:29:28,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:28,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:28,634 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:29:33,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:33,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 1489 states and 4164 transitions. [2021-11-23 00:29:33,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 4164 transitions. [2021-11-23 00:29:33,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:29:33,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:33,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:33,559 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:29:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:34,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 1490 states and 4164 transitions. [2021-11-23 00:29:34,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 4164 transitions. [2021-11-23 00:29:34,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:29:34,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:34,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:29:35,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:35,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 1491 states and 4164 transitions. [2021-11-23 00:29:35,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 4164 transitions. [2021-11-23 00:29:35,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:35,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:35,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:35,688 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:29:35,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 1494 states and 4168 transitions. [2021-11-23 00:29:35,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 4168 transitions. [2021-11-23 00:29:35,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:35,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:35,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:35,776 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:29:35,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:35,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 1496 states and 4172 transitions. [2021-11-23 00:29:35,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 4172 transitions. [2021-11-23 00:29:35,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:35,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:35,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:35,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:35,909 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:29:35,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:35,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 1499 states and 4179 transitions. [2021-11-23 00:29:35,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 4179 transitions. [2021-11-23 00:29:35,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:35,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:35,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,042 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:36,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4290 states to 1502 states and 4194 transitions. [2021-11-23 00:29:36,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 4194 transitions. [2021-11-23 00:29:36,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:36,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,199 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 1504 states and 4208 transitions. [2021-11-23 00:29:36,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 4208 transitions. [2021-11-23 00:29:36,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:36,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:29:36,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4308 states to 1506 states and 4212 transitions. [2021-11-23 00:29:36,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 4212 transitions. [2021-11-23 00:29:36,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:36,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,733 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:29:36,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4320 states to 1508 states and 4224 transitions. [2021-11-23 00:29:36,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 4224 transitions. [2021-11-23 00:29:36,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:36,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,925 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:29:38,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:38,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 1512 states and 4236 transitions. [2021-11-23 00:29:38,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 4236 transitions. [2021-11-23 00:29:38,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:38,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:38,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:38,389 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:29:38,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:38,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4335 states to 1514 states and 4239 transitions. [2021-11-23 00:29:38,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 4239 transitions. [2021-11-23 00:29:38,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:38,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:38,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:38,474 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:29:38,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:38,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 1516 states and 4242 transitions. [2021-11-23 00:29:38,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 4242 transitions. [2021-11-23 00:29:38,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:38,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:38,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:38,549 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:29:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 1517 states and 4242 transitions. [2021-11-23 00:29:39,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 4242 transitions. [2021-11-23 00:29:39,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:39,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,615 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:40,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4341 states to 1518 states and 4245 transitions. [2021-11-23 00:29:40,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 4245 transitions. [2021-11-23 00:29:40,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:40,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:41,012 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:44,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 1523 states and 4275 transitions. [2021-11-23 00:29:44,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 4275 transitions. [2021-11-23 00:29:44,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:44,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:44,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:44,390 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:46,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:46,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4395 states to 1526 states and 4297 transitions. [2021-11-23 00:29:46,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 4297 transitions. [2021-11-23 00:29:46,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:46,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:46,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:46,606 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:48,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:48,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4415 states to 1529 states and 4316 transitions. [2021-11-23 00:29:48,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 4316 transitions. [2021-11-23 00:29:48,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:48,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:48,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:48,821 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:49,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:49,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 1530 states and 4320 transitions. [2021-11-23 00:29:49,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 4320 transitions. [2021-11-23 00:29:49,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:49,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:49,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:49,952 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:56,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:56,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4453 states to 1541 states and 4354 transitions. [2021-11-23 00:29:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 4354 transitions. [2021-11-23 00:29:56,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:56,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:56,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:56,258 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:57,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4453 states to 1542 states and 4354 transitions. [2021-11-23 00:29:57,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 4354 transitions. [2021-11-23 00:29:57,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:29:57,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:57,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:57,427 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:29:58,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:58,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4453 states to 1543 states and 4354 transitions. [2021-11-23 00:29:58,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 4354 transitions. [2021-11-23 00:29:58,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:58,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:58,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:58,471 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:59,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:59,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 1544 states and 4355 transitions. [2021-11-23 00:29:59,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 4355 transitions. [2021-11-23 00:29:59,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:29:59,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:59,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:59,833 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:30:00,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:00,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4455 states to 1545 states and 4356 transitions. [2021-11-23 00:30:00,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 4356 transitions. [2021-11-23 00:30:00,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:00,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:00,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:01,015 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:30:09,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:09,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 1558 states and 4397 transitions. [2021-11-23 00:30:09,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 4397 transitions. [2021-11-23 00:30:09,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:09,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:09,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:09,904 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:30:11,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:11,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 1559 states and 4397 transitions. [2021-11-23 00:30:11,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 4397 transitions. [2021-11-23 00:30:11,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:11,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:11,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:11,114 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:30:12,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:12,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 1560 states and 4397 transitions. [2021-11-23 00:30:12,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 4397 transitions. [2021-11-23 00:30:12,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:30:12,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:12,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:12,250 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:30:13,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:13,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 1561 states and 4397 transitions. [2021-11-23 00:30:13,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 4397 transitions. [2021-11-23 00:30:13,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:13,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:13,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:13,510 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:30:14,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:14,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 1562 states and 4397 transitions. [2021-11-23 00:30:14,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 4397 transitions. [2021-11-23 00:30:14,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:14,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:14,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:14,692 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:30:14,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:14,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 1563 states and 4397 transitions. [2021-11-23 00:30:14,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 4397 transitions. [2021-11-23 00:30:14,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:14,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:14,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:14,779 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:30:16,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:16,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4499 states to 1565 states and 4400 transitions. [2021-11-23 00:30:16,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 4400 transitions. [2021-11-23 00:30:16,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:16,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:16,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:16,077 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:30:16,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:16,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 1568 states and 4415 transitions. [2021-11-23 00:30:16,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 4415 transitions. [2021-11-23 00:30:16,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:16,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:16,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:16,237 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:30:16,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 1570 states and 4419 transitions. [2021-11-23 00:30:16,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 4419 transitions. [2021-11-23 00:30:16,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:16,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:16,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:16,382 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:30:16,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:16,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4530 states to 1572 states and 4431 transitions. [2021-11-23 00:30:16,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 4431 transitions. [2021-11-23 00:30:16,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:16,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:16,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:16,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:16,538 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:30:16,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4542 states to 1574 states and 4443 transitions. [2021-11-23 00:30:16,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 4443 transitions. [2021-11-23 00:30:16,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:16,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:16,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:16,687 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:30:17,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:17,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4544 states to 1576 states and 4445 transitions. [2021-11-23 00:30:17,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 4445 transitions. [2021-11-23 00:30:17,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:17,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:17,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:17,311 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:30:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:26,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 1588 states and 4483 transitions. [2021-11-23 00:30:26,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 4483 transitions. [2021-11-23 00:30:26,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:26,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:26,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:26,184 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:30:28,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:28,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4587 states to 1590 states and 4488 transitions. [2021-11-23 00:30:28,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 4488 transitions. [2021-11-23 00:30:28,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:28,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:28,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:28,373 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:30:29,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:29,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4587 states to 1591 states and 4488 transitions. [2021-11-23 00:30:29,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 4488 transitions. [2021-11-23 00:30:29,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:30:29,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:29,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:29,449 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:30:33,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:33,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 1596 states and 4509 transitions. [2021-11-23 00:30:33,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 4509 transitions. [2021-11-23 00:30:33,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:30:33,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:33,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:33,726 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:30:35,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:35,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4627 states to 1601 states and 4528 transitions. [2021-11-23 00:30:35,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 4528 transitions. [2021-11-23 00:30:35,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:30:35,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:35,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:35,882 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:30:35,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:35,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4629 states to 1603 states and 4530 transitions. [2021-11-23 00:30:35,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 4530 transitions. [2021-11-23 00:30:35,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:30:35,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:35,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:35,977 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:30:36,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:36,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4633 states to 1606 states and 4534 transitions. [2021-11-23 00:30:36,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 4534 transitions. [2021-11-23 00:30:36,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:30:36,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:36,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:36,126 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:30:36,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:36,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4645 states to 1608 states and 4546 transitions. [2021-11-23 00:30:36,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 4546 transitions. [2021-11-23 00:30:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:30:36,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:36,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:36,288 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:30:36,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:36,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 1610 states and 4549 transitions. [2021-11-23 00:30:36,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 4549 transitions. [2021-11-23 00:30:36,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:30:36,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:36,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:36,441 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:30:38,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:38,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 1612 states and 4553 transitions. [2021-11-23 00:30:38,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 4553 transitions. [2021-11-23 00:30:38,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:38,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:38,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:38,679 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:30:42,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:42,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 1617 states and 4574 transitions. [2021-11-23 00:30:42,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 4574 transitions. [2021-11-23 00:30:42,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:42,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:42,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:30:45,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:45,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4681 states to 1621 states and 4582 transitions. [2021-11-23 00:30:45,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 4582 transitions. [2021-11-23 00:30:45,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:45,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:45,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:45,522 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:30:46,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4685 states to 1623 states and 4586 transitions. [2021-11-23 00:30:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 4586 transitions. [2021-11-23 00:30:46,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:46,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:46,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:46,805 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:30:47,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:47,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4702 states to 1626 states and 4603 transitions. [2021-11-23 00:30:47,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 4603 transitions. [2021-11-23 00:30:47,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:47,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:47,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:48,525 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:30:49,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:49,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4706 states to 1629 states and 4607 transitions. [2021-11-23 00:30:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 4607 transitions. [2021-11-23 00:30:49,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:49,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:49,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:50,049 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:30:50,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:50,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4709 states to 1631 states and 4610 transitions. [2021-11-23 00:30:50,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 4610 transitions. [2021-11-23 00:30:50,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:30:50,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:50,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:50,202 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:30:51,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:51,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4712 states to 1633 states and 4613 transitions. [2021-11-23 00:30:51,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 4613 transitions. [2021-11-23 00:30:51,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:51,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:51,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:51,292 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:30:53,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:53,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4733 states to 1638 states and 4634 transitions. [2021-11-23 00:30:53,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 4634 transitions. [2021-11-23 00:30:53,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:53,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:53,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:53,661 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:30:56,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4753 states to 1643 states and 4654 transitions. [2021-11-23 00:30:56,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 4654 transitions. [2021-11-23 00:30:56,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:56,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,935 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:30:56,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 1646 states and 4657 transitions. [2021-11-23 00:30:56,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 4657 transitions. [2021-11-23 00:30:56,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:30:56,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:57,035 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:30:57,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:57,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4758 states to 1648 states and 4659 transitions. [2021-11-23 00:30:57,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 4659 transitions. [2021-11-23 00:30:57,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:30:57,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:57,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:57,127 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:30:58,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:58,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4761 states to 1650 states and 4662 transitions. [2021-11-23 00:30:58,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 4662 transitions. [2021-11-23 00:30:58,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:30:58,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:58,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:58,464 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:31:01,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:01,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4781 states to 1655 states and 4682 transitions. [2021-11-23 00:31:01,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 4682 transitions. [2021-11-23 00:31:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:31:01,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:01,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:01,883 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:31:02,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:02,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4783 states to 1657 states and 4684 transitions. [2021-11-23 00:31:02,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 4684 transitions. [2021-11-23 00:31:02,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:31:02,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:02,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:03,108 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:31:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:04,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4786 states to 1659 states and 4687 transitions. [2021-11-23 00:31:04,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 4687 transitions. [2021-11-23 00:31:04,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:31:04,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:04,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:04,276 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:31:09,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:09,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4824 states to 1669 states and 4725 transitions. [2021-11-23 00:31:09,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 4725 transitions. [2021-11-23 00:31:09,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:31:09,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:09,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:09,499 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:31:13,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:13,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 1677 states and 4754 transitions. [2021-11-23 00:31:13,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 4754 transitions. [2021-11-23 00:31:13,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:31:13,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:13,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:31:14,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:14,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4854 states to 1678 states and 4755 transitions. [2021-11-23 00:31:14,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 4755 transitions. [2021-11-23 00:31:14,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:31:14,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:14,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:15,023 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:31:16,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:16,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4854 states to 1679 states and 4755 transitions. [2021-11-23 00:31:16,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 4755 transitions. [2021-11-23 00:31:16,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:31:16,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:16,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:16,168 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:31:16,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:16,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4861 states to 1681 states and 4762 transitions. [2021-11-23 00:31:16,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 4762 transitions. [2021-11-23 00:31:16,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:31:16,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:16,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:16,766 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:31:18,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:18,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4866 states to 1683 states and 4767 transitions. [2021-11-23 00:31:18,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 4767 transitions. [2021-11-23 00:31:18,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:31:18,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:18,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:18,246 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:31:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:20,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4894 states to 1686 states and 4795 transitions. [2021-11-23 00:31:20,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 4795 transitions. [2021-11-23 00:31:20,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:31:20,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:20,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:20,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:20,607 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:31:21,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:21,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4900 states to 1690 states and 4801 transitions. [2021-11-23 00:31:21,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 4801 transitions. [2021-11-23 00:31:21,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:31:21,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:21,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:23,330 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.