./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d03532f6674c1e8789842ed1d67090f7bce36756d61994a67b8c2e5e0b23351f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:56:04,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:56:04,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:56:04,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:56:04,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:56:04,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:56:04,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:56:04,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:56:04,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:56:04,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:56:04,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:56:04,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:56:04,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:56:04,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:56:04,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:56:04,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:56:04,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:56:04,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:56:04,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:56:04,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:56:04,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:56:04,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:56:04,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:56:04,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:56:04,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:56:04,671 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:56:04,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:56:04,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:56:04,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:56:04,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:56:04,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:56:04,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:56:04,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:56:04,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:56:04,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:56:04,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:56:04,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:56:04,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:56:04,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:56:04,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:56:04,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:56:04,690 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 22:56:04,717 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:56:04,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:56:04,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:56:04,719 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:56:04,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:56:04,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:56:04,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:56:04,720 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:56:04,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:56:04,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:56:04,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:56:04,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:56:04,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:56:04,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:56:04,722 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:56:04,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:56:04,722 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:56:04,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:56:04,723 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:56:04,723 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:56:04,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:56:04,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:56:04,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:56:04,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:56:04,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:56:04,724 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:56:04,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:56:04,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:56:04,725 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_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03532f6674c1e8789842ed1d67090f7bce36756d61994a67b8c2e5e0b23351f [2021-11-13 22:56:05,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:56:05,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:56:05,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:56:05,058 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:56:05,059 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:56:05,066 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c [2021-11-13 22:56:05,147 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/data/5487fce12/df31a8b8885a4ea186bbaabab2eb07d9/FLAG3472086bd [2021-11-13 22:56:05,686 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:56:05,689 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c [2021-11-13 22:56:05,716 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/data/5487fce12/df31a8b8885a4ea186bbaabab2eb07d9/FLAG3472086bd [2021-11-13 22:56:06,072 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/data/5487fce12/df31a8b8885a4ea186bbaabab2eb07d9 [2021-11-13 22:56:06,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:56:06,082 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:56:06,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:56:06,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:56:06,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:56:06,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20986fd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06, skipping insertion in model container [2021-11-13 22:56:06,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:56:06,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:56:06,378 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c[415,428] [2021-11-13 22:56:06,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:56:06,415 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:56:06,429 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/sv-benchmarks/c/array-cav19/array_init_var_plus_ind3.c[415,428] [2021-11-13 22:56:06,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:56:06,451 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:56:06,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06 WrapperNode [2021-11-13 22:56:06,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:56:06,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:56:06,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:56:06,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:56:06,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:56:06,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:56:06,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:56:06,495 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:56:06,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:56:06,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:56:06,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:56:06,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:56:06,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,532 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:56:06,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:56:06,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:56:06,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_571e0ead-d8ae-4865-8aff-f20fc0acc4ba/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:56:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:56:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:56:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 22:56:06,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:56:06,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:56:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 22:56:06,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:56:06,935 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:56:06,935 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 22:56:06,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:06 BoogieIcfgContainer [2021-11-13 22:56:06,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:56:06,939 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:56:06,940 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:56:06,951 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:56:06,951 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:06" (1/1) ... [2021-11-13 22:56:06,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 22:56:07,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:07,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-13 22:56:07,019 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-13 22:56:07,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 22:56:07,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:07,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:07,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:07,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:07,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-13 22:56:07,319 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-13 22:56:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 22:56:07,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:07,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:07,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:07,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:07,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-13 22:56:07,528 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-13 22:56:07,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 22:56:07,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:07,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:07,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:07,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:07,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2021-11-13 22:56:07,878 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2021-11-13 22:56:07,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 22:56:07,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:07,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:07,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:08,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:08,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2021-11-13 22:56:08,032 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2021-11-13 22:56:08,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 22:56:08,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:08,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:08,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:08,136 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:08,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:08,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2021-11-13 22:56:08,290 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2021-11-13 22:56:08,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 22:56:08,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:08,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:08,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:08,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 36 transitions. [2021-11-13 22:56:08,403 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 36 transitions. [2021-11-13 22:56:08,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 22:56:08,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:08,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:08,532 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:08,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:08,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 25 states and 42 transitions. [2021-11-13 22:56:08,699 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2021-11-13 22:56:08,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 22:56:08,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:08,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:08,781 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:08,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:08,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 26 states and 43 transitions. [2021-11-13 22:56:08,809 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 43 transitions. [2021-11-13 22:56:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 22:56:08,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:08,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:08,931 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:09,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:09,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 48 transitions. [2021-11-13 22:56:09,105 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2021-11-13 22:56:09,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 22:56:09,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:09,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:09,144 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:09,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:09,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2021-11-13 22:56:09,160 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2021-11-13 22:56:09,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 22:56:09,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:09,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:09,373 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:10,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:10,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2021-11-13 22:56:10,415 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2021-11-13 22:56:10,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 22:56:10,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:10,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:10,876 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:12,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:12,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2021-11-13 22:56:12,784 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2021-11-13 22:56:12,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:12,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:12,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:12,915 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:13,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:13,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2021-11-13 22:56:13,290 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2021-11-13 22:56:13,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 22:56:13,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:13,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:13,498 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:13,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:13,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2021-11-13 22:56:13,794 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2021-11-13 22:56:13,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 22:56:13,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:13,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:13,899 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:14,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:14,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2021-11-13 22:56:14,300 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2021-11-13 22:56:14,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 22:56:14,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:14,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:14,461 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:15,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:15,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2021-11-13 22:56:15,616 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2021-11-13 22:56:15,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 22:56:15,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:15,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:15,756 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:16,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:16,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2021-11-13 22:56:16,013 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2021-11-13 22:56:16,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:56:16,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:16,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:16,742 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:19,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:19,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2021-11-13 22:56:19,219 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2021-11-13 22:56:19,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:56:19,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:19,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:19,343 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:19,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:19,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2021-11-13 22:56:19,920 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2021-11-13 22:56:19,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 22:56:19,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:19,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:20,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:20,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 58 states and 97 transitions. [2021-11-13 22:56:20,381 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 97 transitions. [2021-11-13 22:56:20,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 22:56:20,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:20,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:20,598 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 2 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:21,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:21,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 96 transitions. [2021-11-13 22:56:21,272 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 96 transitions. [2021-11-13 22:56:21,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:56:21,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:21,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:21,973 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:24,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 108 transitions. [2021-11-13 22:56:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 108 transitions. [2021-11-13 22:56:24,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:56:24,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:24,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:24,522 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:25,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 65 states and 116 transitions. [2021-11-13 22:56:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 116 transitions. [2021-11-13 22:56:25,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:56:25,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:25,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:25,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:25,338 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:25,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:25,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 65 states and 115 transitions. [2021-11-13 22:56:25,796 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 115 transitions. [2021-11-13 22:56:25,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 22:56:25,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:25,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:26,033 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:26,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:26,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 65 states and 114 transitions. [2021-11-13 22:56:26,370 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 114 transitions. [2021-11-13 22:56:26,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 22:56:26,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:26,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:26,706 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 6 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:27,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:27,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 66 states and 112 transitions. [2021-11-13 22:56:27,642 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 112 transitions. [2021-11-13 22:56:27,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:56:27,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:27,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:27,797 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:28,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:28,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 68 states and 120 transitions. [2021-11-13 22:56:28,419 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 120 transitions. [2021-11-13 22:56:28,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 22:56:28,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:28,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:28,786 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:29,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:29,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 68 states and 119 transitions. [2021-11-13 22:56:29,266 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 119 transitions. [2021-11-13 22:56:29,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:56:29,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:29,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:30,633 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 3 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:34,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:34,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 74 states and 136 transitions. [2021-11-13 22:56:34,926 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 136 transitions. [2021-11-13 22:56:34,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:56:34,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:34,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 12 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:36,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:36,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 75 states and 133 transitions. [2021-11-13 22:56:36,273 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 133 transitions. [2021-11-13 22:56:36,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:56:36,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:36,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:36,389 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 3 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:36,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:36,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 77 states and 135 transitions. [2021-11-13 22:56:36,867 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 135 transitions. [2021-11-13 22:56:36,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 22:56:36,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:36,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:36,950 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 3 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:37,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:37,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 79 states and 137 transitions. [2021-11-13 22:56:37,950 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 137 transitions. [2021-11-13 22:56:37,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:56:37,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:37,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:38,120 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:38,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:38,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 81 states and 146 transitions. [2021-11-13 22:56:38,808 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 146 transitions. [2021-11-13 22:56:38,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 22:56:38,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:38,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:39,245 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 2 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:39,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 81 states and 145 transitions. [2021-11-13 22:56:39,884 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 145 transitions. [2021-11-13 22:56:39,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:56:39,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:39,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:41,056 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:44,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:44,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 85 states and 161 transitions. [2021-11-13 22:56:44,788 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 161 transitions. [2021-11-13 22:56:44,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:56:44,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:44,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:45,164 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 20 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:46,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:46,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 86 states and 158 transitions. [2021-11-13 22:56:46,366 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 158 transitions. [2021-11-13 22:56:46,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:56:46,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:46,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:46,653 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:47,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 88 states and 161 transitions. [2021-11-13 22:56:47,238 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 161 transitions. [2021-11-13 22:56:47,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:56:47,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:47,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:47,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:47,624 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:48,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 90 states and 163 transitions. [2021-11-13 22:56:48,295 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 163 transitions. [2021-11-13 22:56:48,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 22:56:48,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:48,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:48,649 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:49,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:49,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 86 states and 155 transitions. [2021-11-13 22:56:49,223 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 155 transitions. [2021-11-13 22:56:49,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:56:49,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:49,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:49,408 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:50,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:50,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 88 states and 165 transitions. [2021-11-13 22:56:50,263 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 165 transitions. [2021-11-13 22:56:50,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 22:56:50,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:50,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:50,763 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 6 proven. 106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:51,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:51,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 88 states and 164 transitions. [2021-11-13 22:56:51,442 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 164 transitions. [2021-11-13 22:56:51,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:56:51,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:51,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:51,850 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 30 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:53,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:53,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 89 states and 161 transitions. [2021-11-13 22:56:53,167 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 161 transitions. [2021-11-13 22:56:53,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 22:56:53,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:53,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:53,699 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:54,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:54,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 89 states and 160 transitions. [2021-11-13 22:56:54,485 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 160 transitions. [2021-11-13 22:56:54,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:56:54,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:54,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:56,980 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:04,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:04,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 95 states and 177 transitions. [2021-11-13 22:57:04,109 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 177 transitions. [2021-11-13 22:57:04,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:57:04,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:04,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:04,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:04,344 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:05,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:05,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 97 states and 188 transitions. [2021-11-13 22:57:05,258 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 188 transitions. [2021-11-13 22:57:05,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:57:05,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:05,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:05,345 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:06,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:06,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 99 states and 191 transitions. [2021-11-13 22:57:06,796 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 191 transitions. [2021-11-13 22:57:06,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:57:06,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:06,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:06,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:07,390 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 12 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:08,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:08,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 99 states and 190 transitions. [2021-11-13 22:57:08,223 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 190 transitions. [2021-11-13 22:57:08,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:57:08,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:08,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:08,319 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:09,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:09,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 101 states and 192 transitions. [2021-11-13 22:57:09,067 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 192 transitions. [2021-11-13 22:57:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 22:57:09,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:09,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:09,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:09,161 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 9 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:10,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:10,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 103 states and 194 transitions. [2021-11-13 22:57:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 194 transitions. [2021-11-13 22:57:10,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:57:10,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:10,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:11,149 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 42 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:12,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:12,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 104 states and 190 transitions. [2021-11-13 22:57:12,815 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 190 transitions. [2021-11-13 22:57:12,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 22:57:12,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:12,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:13,343 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:14,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:14,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 104 states and 189 transitions. [2021-11-13 22:57:14,288 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 189 transitions. [2021-11-13 22:57:14,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:57:14,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:14,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:16,496 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:23,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:23,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 110 states and 212 transitions. [2021-11-13 22:57:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 212 transitions. [2021-11-13 22:57:23,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:57:23,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:23,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:23,416 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:24,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 112 states and 224 transitions. [2021-11-13 22:57:24,554 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 224 transitions. [2021-11-13 22:57:24,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:57:24,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:24,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:25,104 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:25,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:25,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2021-11-13 22:57:25,845 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2021-11-13 22:57:25,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:57:25,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:25,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:26,336 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 20 proven. 138 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:27,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:27,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 112 states and 222 transitions. [2021-11-13 22:57:27,402 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 222 transitions. [2021-11-13 22:57:27,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:57:27,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:27,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:27,916 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:28,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 114 states and 224 transitions. [2021-11-13 22:57:28,807 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 224 transitions. [2021-11-13 22:57:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:57:28,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:28,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:29,262 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:30,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:30,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 116 states and 226 transitions. [2021-11-13 22:57:30,138 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 226 transitions. [2021-11-13 22:57:30,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 22:57:30,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:30,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:30,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:30,580 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:31,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:31,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 110 states and 215 transitions. [2021-11-13 22:57:31,422 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 215 transitions. [2021-11-13 22:57:31,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:57:31,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:31,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:31,943 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 56 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:33,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:33,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 111 states and 211 transitions. [2021-11-13 22:57:33,688 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 211 transitions. [2021-11-13 22:57:33,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 22:57:33,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:33,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:34,449 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 6 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:35,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:35,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 111 states and 210 transitions. [2021-11-13 22:57:35,746 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 210 transitions. [2021-11-13 22:57:35,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:57:35,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:35,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:37,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:37,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 113 states and 222 transitions. [2021-11-13 22:57:37,206 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 222 transitions. [2021-11-13 22:57:37,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:57:37,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:37,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:37,723 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 30 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:38,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 113 states and 221 transitions. [2021-11-13 22:57:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 221 transitions. [2021-11-13 22:57:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 22:57:38,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:38,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:38,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:39,513 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:40,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:40,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 113 states and 220 transitions. [2021-11-13 22:57:40,795 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 220 transitions. [2021-11-13 22:57:40,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:57:40,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:40,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:44,856 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:56,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:56,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 119 states and 240 transitions. [2021-11-13 22:57:56,047 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 240 transitions. [2021-11-13 22:57:56,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:57:56,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:56,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:56,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:56,618 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 72 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:58,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 120 states and 235 transitions. [2021-11-13 22:57:58,528 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 235 transitions. [2021-11-13 22:57:58,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:57:58,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:58,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:58,625 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:00,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:00,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 122 states and 237 transitions. [2021-11-13 22:58:00,556 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 237 transitions. [2021-11-13 22:58:00,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:58:00,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:00,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 12 proven. 151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:02,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:02,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 122 states and 236 transitions. [2021-11-13 22:58:02,572 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 236 transitions. [2021-11-13 22:58:02,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:58:02,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:02,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:02,667 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:04,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:04,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 124 states and 239 transitions. [2021-11-13 22:58:04,386 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 239 transitions. [2021-11-13 22:58:04,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:58:04,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:04,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:04,474 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:06,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:06,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 126 states and 241 transitions. [2021-11-13 22:58:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 241 transitions. [2021-11-13 22:58:06,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 22:58:06,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:06,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:06,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:06,875 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 18 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:08,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 128 states and 243 transitions. [2021-11-13 22:58:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 243 transitions. [2021-11-13 22:58:08,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:58:08,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:08,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:10,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 130 states and 256 transitions. [2021-11-13 22:58:10,111 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 256 transitions. [2021-11-13 22:58:10,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:58:10,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:10,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:10,742 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 42 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:12,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:12,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 130 states and 255 transitions. [2021-11-13 22:58:12,021 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 255 transitions. [2021-11-13 22:58:12,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 22:58:12,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:12,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:13,031 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 2 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:14,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:14,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 130 states and 254 transitions. [2021-11-13 22:58:14,636 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 254 transitions. [2021-11-13 22:58:14,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:58:14,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:14,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:14,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:18,138 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:27,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 136 states and 281 transitions. [2021-11-13 22:58:27,741 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 281 transitions. [2021-11-13 22:58:27,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:58:27,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:27,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:28,361 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 90 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:30,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:30,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 137 states and 276 transitions. [2021-11-13 22:58:30,726 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 276 transitions. [2021-11-13 22:58:30,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:58:30,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:30,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:31,442 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:32,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:32,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 139 states and 278 transitions. [2021-11-13 22:58:32,619 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 278 transitions. [2021-11-13 22:58:32,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:58:32,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:32,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:33,496 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 20 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:34,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2021-11-13 22:58:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2021-11-13 22:58:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:58:34,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:34,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:35,809 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:36,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:36,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 139 states and 276 transitions. [2021-11-13 22:58:36,887 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 276 transitions. [2021-11-13 22:58:36,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:58:36,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:36,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:37,850 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:39,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 141 states and 278 transitions. [2021-11-13 22:58:39,087 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 278 transitions. [2021-11-13 22:58:39,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:58:39,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:39,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:39,778 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:40,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:40,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 143 states and 280 transitions. [2021-11-13 22:58:40,942 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 280 transitions. [2021-11-13 22:58:40,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 22:58:40,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:40,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:41,837 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:43,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:43,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 135 states and 266 transitions. [2021-11-13 22:58:43,192 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 266 transitions. [2021-11-13 22:58:43,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:58:43,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:43,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:43,594 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:45,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:45,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 137 states and 280 transitions. [2021-11-13 22:58:45,180 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 280 transitions. [2021-11-13 22:58:45,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:58:45,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:45,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:45,850 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 56 proven. 186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:47,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:47,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 137 states and 279 transitions. [2021-11-13 22:58:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 279 transitions. [2021-11-13 22:58:47,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 22:58:47,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:47,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:47,974 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 6 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:49,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:49,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 137 states and 278 transitions. [2021-11-13 22:58:49,437 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 278 transitions. [2021-11-13 22:58:49,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:58:49,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:49,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 110 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:52,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 138 states and 273 transitions. [2021-11-13 22:58:52,835 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 273 transitions. [2021-11-13 22:58:52,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:58:52,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:52,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:53,538 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 30 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:55,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:55,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 138 states and 272 transitions. [2021-11-13 22:58:55,012 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 272 transitions. [2021-11-13 22:58:55,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 22:58:55,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:55,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:56,055 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:57,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:57,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 138 states and 271 transitions. [2021-11-13 22:58:57,610 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 271 transitions. [2021-11-13 22:58:57,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:58:57,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:57,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:03,994 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:19,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:19,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 144 states and 292 transitions. [2021-11-13 22:59:19,639 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 292 transitions. [2021-11-13 22:59:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:59:19,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:19,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:20,060 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:21,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:21,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 146 states and 307 transitions. [2021-11-13 22:59:21,728 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 307 transitions. [2021-11-13 22:59:21,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:59:21,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:21,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:21,821 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:24,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 148 states and 309 transitions. [2021-11-13 22:59:24,553 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 309 transitions. [2021-11-13 22:59:24,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:59:24,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:24,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:25,209 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 72 proven. 202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:26,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:26,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 148 states and 308 transitions. [2021-11-13 22:59:26,645 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 308 transitions. [2021-11-13 22:59:26,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:59:26,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:26,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:26,759 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:29,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:29,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 150 states and 310 transitions. [2021-11-13 22:59:29,300 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 310 transitions. [2021-11-13 22:59:29,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:59:29,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:29,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:30,209 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 12 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:31,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 150 states and 309 transitions. [2021-11-13 22:59:31,909 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 309 transitions. [2021-11-13 22:59:31,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:59:31,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:31,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:32,022 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:34,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:34,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 152 states and 312 transitions. [2021-11-13 22:59:34,588 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 312 transitions. [2021-11-13 22:59:34,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:59:34,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:34,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:37,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:37,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 154 states and 314 transitions. [2021-11-13 22:59:37,675 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 314 transitions. [2021-11-13 22:59:37,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 22:59:37,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:37,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:37,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:37,790 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 30 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:39,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:39,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 156 states and 316 transitions. [2021-11-13 22:59:39,399 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 316 transitions. [2021-11-13 22:59:39,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:59:39,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:39,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:39,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:40,267 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 132 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:43,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:43,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 157 states and 310 transitions. [2021-11-13 22:59:43,161 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 310 transitions. [2021-11-13 22:59:43,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:59:43,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:43,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:43,950 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 42 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:45,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:45,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 157 states and 309 transitions. [2021-11-13 22:59:45,871 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 309 transitions. [2021-11-13 22:59:45,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 22:59:45,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:45,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:47,134 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 2 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:49,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:49,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 157 states and 308 transitions. [2021-11-13 22:59:49,001 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 308 transitions. [2021-11-13 22:59:49,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 22:59:49,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:49,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:54,870 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:09,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:09,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 163 states and 338 transitions. [2021-11-13 23:00:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 338 transitions. [2021-11-13 23:00:09,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:00:09,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:09,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:09,826 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:11,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:11,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 165 states and 354 transitions. [2021-11-13 23:00:11,766 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 354 transitions. [2021-11-13 23:00:11,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:00:11,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:11,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:12,786 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:14,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:14,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 167 states and 356 transitions. [2021-11-13 23:00:14,497 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 356 transitions. [2021-11-13 23:00:14,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:00:14,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:14,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:15,799 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 90 proven. 218 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:17,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:17,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 167 states and 355 transitions. [2021-11-13 23:00:17,507 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 355 transitions. [2021-11-13 23:00:17,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:00:17,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:17,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:17,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:18,633 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:20,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:20,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 169 states and 357 transitions. [2021-11-13 23:00:20,332 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 357 transitions. [2021-11-13 23:00:20,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:00:20,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:20,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 20 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:23,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:23,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 169 states and 356 transitions. [2021-11-13 23:00:23,762 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 356 transitions. [2021-11-13 23:00:23,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:00:23,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:23,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:24,899 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:26,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:26,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 169 states and 355 transitions. [2021-11-13 23:00:26,365 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 355 transitions. [2021-11-13 23:00:26,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:00:26,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:26,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:28,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:28,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 171 states and 357 transitions. [2021-11-13 23:00:28,952 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 357 transitions. [2021-11-13 23:00:28,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:00:28,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:28,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:29,960 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:31,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:31,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 173 states and 359 transitions. [2021-11-13 23:00:31,535 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 359 transitions. [2021-11-13 23:00:31,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:00:31,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:31,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:32,515 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:33,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:33,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 163 states and 342 transitions. [2021-11-13 23:00:33,988 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 342 transitions. [2021-11-13 23:00:33,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:00:33,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:33,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:34,840 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 156 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:37,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:37,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 164 states and 336 transitions. [2021-11-13 23:00:37,932 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 336 transitions. [2021-11-13 23:00:37,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:00:37,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:37,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 56 proven. 223 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:41,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:41,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 164 states and 335 transitions. [2021-11-13 23:00:41,216 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 335 transitions. [2021-11-13 23:00:41,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:00:41,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:41,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:42,430 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 6 proven. 202 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:44,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:44,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 164 states and 334 transitions. [2021-11-13 23:00:44,531 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 334 transitions. [2021-11-13 23:00:44,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:00:44,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:44,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:44,938 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:47,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:47,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 166 states and 350 transitions. [2021-11-13 23:00:47,067 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 350 transitions. [2021-11-13 23:00:47,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:00:47,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:47,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:47,902 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 110 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 166 states and 349 transitions. [2021-11-13 23:00:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 349 transitions. [2021-11-13 23:00:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:00:49,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:49,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:50,798 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 30 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:52,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:52,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 166 states and 348 transitions. [2021-11-13 23:00:52,972 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 348 transitions. [2021-11-13 23:00:52,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:00:52,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:52,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:52,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:56,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:56,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 166 states and 347 transitions. [2021-11-13 23:00:56,714 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 347 transitions. [2021-11-13 23:00:56,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:00:56,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:56,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:06,239 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:30,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:30,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 172 states and 371 transitions. [2021-11-13 23:01:30,237 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 371 transitions. [2021-11-13 23:01:30,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:01:30,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:30,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:31,036 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 182 proven. 238 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:34,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:34,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 173 states and 364 transitions. [2021-11-13 23:01:34,527 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 364 transitions. [2021-11-13 23:01:34,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:01:34,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:34,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:34,645 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:38,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:38,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 175 states and 366 transitions. [2021-11-13 23:01:38,450 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 366 transitions. [2021-11-13 23:01:38,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:01:38,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:38,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:39,378 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 72 proven. 241 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:41,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:41,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 175 states and 365 transitions. [2021-11-13 23:01:41,732 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 365 transitions. [2021-11-13 23:01:41,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:01:41,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:41,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:41,845 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:45,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:45,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 177 states and 367 transitions. [2021-11-13 23:01:45,614 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 367 transitions. [2021-11-13 23:01:45,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:01:45,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:45,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:45,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:46,965 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 12 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:49,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:49,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 177 states and 366 transitions. [2021-11-13 23:01:49,437 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 366 transitions. [2021-11-13 23:01:49,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:01:49,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:49,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:49,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:49,535 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:53,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:53,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 179 states and 368 transitions. [2021-11-13 23:01:53,296 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 368 transitions. [2021-11-13 23:01:53,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:01:53,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:53,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:53,402 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:57,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 181 states and 370 transitions. [2021-11-13 23:01:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 370 transitions. [2021-11-13 23:01:57,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:01:57,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:57,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:57,243 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:00,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:00,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 183 states and 373 transitions. [2021-11-13 23:02:00,746 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 373 transitions. [2021-11-13 23:02:00,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:02:00,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:00,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:00,881 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 45 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:02,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:02,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 185 states and 375 transitions. [2021-11-13 23:02:02,916 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 375 transitions. [2021-11-13 23:02:02,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:02:02,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:02,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:03,365 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:05,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:05,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 187 states and 392 transitions. [2021-11-13 23:02:05,929 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 392 transitions. [2021-11-13 23:02:05,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:02:05,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:05,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:06,855 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 132 proven. 250 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:08,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:08,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 187 states and 391 transitions. [2021-11-13 23:02:08,904 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 391 transitions. [2021-11-13 23:02:08,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:02:08,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:08,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:10,224 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 42 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:12,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:12,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 187 states and 390 transitions. [2021-11-13 23:02:12,520 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 390 transitions. [2021-11-13 23:02:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:02:12,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:12,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 2 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:16,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 187 states and 389 transitions. [2021-11-13 23:02:16,887 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 389 transitions. [2021-11-13 23:02:16,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:02:16,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:16,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:25,090 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:45,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:45,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 193 states and 423 transitions. [2021-11-13 23:02:45,368 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 423 transitions. [2021-11-13 23:02:45,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:02:45,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:45,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:45,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:46,601 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 210 proven. 252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:50,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:50,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 194 states and 416 transitions. [2021-11-13 23:02:50,605 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 416 transitions. [2021-11-13 23:02:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:02:50,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:50,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:52,061 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:54,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:54,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 196 states and 418 transitions. [2021-11-13 23:02:54,388 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 418 transitions. [2021-11-13 23:02:54,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:02:54,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:54,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:55,375 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 90 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:58,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:58,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 196 states and 417 transitions. [2021-11-13 23:02:58,014 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 417 transitions. [2021-11-13 23:02:58,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:02:58,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:58,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:58,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:01,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:01,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 198 states and 419 transitions. [2021-11-13 23:03:01,724 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 419 transitions. [2021-11-13 23:03:01,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:03:01,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:01,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:03,145 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 20 proven. 246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:05,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:05,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 198 states and 418 transitions. [2021-11-13 23:03:05,944 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 418 transitions. [2021-11-13 23:03:05,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:03:05,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:05,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:07,371 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:09,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:09,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 200 states and 420 transitions. [2021-11-13 23:03:09,714 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 420 transitions. [2021-11-13 23:03:09,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:03:09,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:09,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:13,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:13,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 202 states and 422 transitions. [2021-11-13 23:03:13,454 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 422 transitions. [2021-11-13 23:03:13,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:03:13,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:13,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:14,955 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:16,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:16,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 202 states and 421 transitions. [2021-11-13 23:03:16,839 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 421 transitions. [2021-11-13 23:03:16,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:03:16,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:16,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:18,325 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:20,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:20,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 204 states and 423 transitions. [2021-11-13 23:03:20,547 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 423 transitions. [2021-11-13 23:03:20,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:03:20,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:20,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:21,926 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 213 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:23,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:23,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 192 states and 403 transitions. [2021-11-13 23:03:23,997 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 403 transitions. [2021-11-13 23:03:23,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:03:23,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:23,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:24,556 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:27,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:27,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 194 states and 421 transitions. [2021-11-13 23:03:27,298 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 421 transitions. [2021-11-13 23:03:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:03:27,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:27,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:28,271 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 156 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:30,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:30,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 194 states and 420 transitions. [2021-11-13 23:03:30,655 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 420 transitions. [2021-11-13 23:03:30,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:03:30,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:30,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:30,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:31,940 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 56 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:34,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:34,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 194 states and 419 transitions. [2021-11-13 23:03:34,738 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 419 transitions. [2021-11-13 23:03:34,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:03:34,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:34,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:36,522 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 6 proven. 244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:39,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:39,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 194 states and 418 transitions. [2021-11-13 23:03:39,487 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 418 transitions. [2021-11-13 23:03:39,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:03:39,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:39,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:40,635 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 240 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:44,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:44,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 195 states and 411 transitions. [2021-11-13 23:03:44,896 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 411 transitions. [2021-11-13 23:03:44,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:03:44,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:44,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:46,019 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 110 proven. 277 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 195 states and 410 transitions. [2021-11-13 23:03:48,771 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 410 transitions. [2021-11-13 23:03:48,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:03:48,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:48,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:50,420 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 30 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:53,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 195 states and 409 transitions. [2021-11-13 23:03:53,418 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 409 transitions. [2021-11-13 23:03:53,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:03:53,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:53,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:55,782 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:58,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:58,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 195 states and 408 transitions. [2021-11-13 23:03:58,643 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 408 transitions. [2021-11-13 23:03:58,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:03:58,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:58,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:12,788 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:46,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 201 states and 433 transitions. [2021-11-13 23:04:46,174 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 433 transitions. [2021-11-13 23:04:46,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:04:46,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:46,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:46,736 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:49,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:49,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 203 states and 452 transitions. [2021-11-13 23:04:49,712 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 452 transitions. [2021-11-13 23:04:49,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:04:49,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:49,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:49,815 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:54,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:54,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 205 states and 454 transitions. [2021-11-13 23:04:54,799 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 454 transitions. [2021-11-13 23:04:54,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:04:54,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:54,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:56,139 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 182 proven. 282 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:58,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:58,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 205 states and 453 transitions. [2021-11-13 23:04:58,731 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 453 transitions. [2021-11-13 23:04:58,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:04:58,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:58,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:58,874 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:03,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:03,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 207 states and 455 transitions. [2021-11-13 23:05:03,941 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 455 transitions. [2021-11-13 23:05:03,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:05:03,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:03,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:03,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:05,406 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 72 proven. 285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:08,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:08,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 207 states and 454 transitions. [2021-11-13 23:05:08,243 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 454 transitions. [2021-11-13 23:05:08,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:05:08,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:08,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:08,343 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:12,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:12,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 209 states and 456 transitions. [2021-11-13 23:05:12,937 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 456 transitions. [2021-11-13 23:05:12,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:05:12,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:12,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:14,715 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 12 proven. 268 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:17,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:17,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 209 states and 455 transitions. [2021-11-13 23:05:17,925 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 455 transitions. [2021-11-13 23:05:17,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:05:17,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:17,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,034 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:22,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:22,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 211 states and 457 transitions. [2021-11-13 23:05:22,764 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 457 transitions. [2021-11-13 23:05:22,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:05:22,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:22,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:22,880 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:27,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:27,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 213 states and 459 transitions. [2021-11-13 23:05:27,958 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 459 transitions. [2021-11-13 23:05:27,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:05:27,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:27,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:28,058 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:32,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:32,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 215 states and 462 transitions. [2021-11-13 23:05:32,262 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 462 transitions. [2021-11-13 23:05:32,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:05:32,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:32,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:32,358 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 63 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:34,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:34,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 217 states and 464 transitions. [2021-11-13 23:05:34,918 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 464 transitions. [2021-11-13 23:05:34,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:05:34,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:34,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:36,058 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 272 proven. 280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:40,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:40,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 218 states and 456 transitions. [2021-11-13 23:05:40,794 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 456 transitions. [2021-11-13 23:05:40,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:05:40,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:40,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:41,979 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 132 proven. 295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:45,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:45,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 218 states and 455 transitions. [2021-11-13 23:05:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 455 transitions. [2021-11-13 23:05:45,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:05:45,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:45,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:46,710 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 42 proven. 290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:49,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:49,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 218 states and 454 transitions. [2021-11-13 23:05:49,869 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 454 transitions. [2021-11-13 23:05:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:05:49,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:49,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:52,169 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 2 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:55,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:55,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 218 states and 453 transitions. [2021-11-13 23:05:55,685 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 453 transitions. [2021-11-13 23:05:55,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:05:55,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:55,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:06,941 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:35,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:35,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 224 states and 490 transitions. [2021-11-13 23:06:35,774 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 490 transitions. [2021-11-13 23:06:35,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:06:35,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:35,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:36,434 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:39,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:39,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 226 states and 510 transitions. [2021-11-13 23:06:39,775 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 510 transitions. [2021-11-13 23:06:39,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:06:39,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:39,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:41,736 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:44,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:44,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 228 states and 512 transitions. [2021-11-13 23:06:44,519 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 512 transitions. [2021-11-13 23:06:44,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:06:44,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:44,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:45,806 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 210 proven. 298 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:48,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 228 states and 511 transitions. [2021-11-13 23:06:48,782 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 511 transitions. [2021-11-13 23:06:48,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:06:48,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:48,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:50,873 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:53,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:53,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 230 states and 513 transitions. [2021-11-13 23:06:53,679 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 513 transitions. [2021-11-13 23:06:53,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:06:53,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:53,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:53,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:55,130 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 90 proven. 305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:58,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:58,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 230 states and 512 transitions. [2021-11-13 23:06:58,607 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 512 transitions. [2021-11-13 23:06:58,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:06:58,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:58,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:03,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:03,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 232 states and 514 transitions. [2021-11-13 23:07:03,508 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 514 transitions. [2021-11-13 23:07:03,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:07:03,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:03,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:05,545 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 20 proven. 292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:09,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:09,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 232 states and 513 transitions. [2021-11-13 23:07:09,069 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 513 transitions. [2021-11-13 23:07:09,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:07:09,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:09,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:11,187 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:14,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:14,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 234 states and 515 transitions. [2021-11-13 23:07:14,054 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 515 transitions. [2021-11-13 23:07:14,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:07:14,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:14,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:16,343 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:19,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:19,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 236 states and 517 transitions. [2021-11-13 23:07:19,126 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 517 transitions. [2021-11-13 23:07:19,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:07:19,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:19,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:19,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:21,224 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:23,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:23,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 236 states and 516 transitions. [2021-11-13 23:07:23,823 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 516 transitions. [2021-11-13 23:07:23,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:07:23,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:23,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:23,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:28,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:28,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 238 states and 518 transitions. [2021-11-13 23:07:28,714 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 518 transitions. [2021-11-13 23:07:28,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:07:28,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:28,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:30,841 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:33,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:33,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 224 states and 495 transitions. [2021-11-13 23:07:33,386 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 495 transitions. [2021-11-13 23:07:33,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:07:33,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:33,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:33,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:34,570 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 306 proven. 294 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:39,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:39,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 225 states and 487 transitions. [2021-11-13 23:07:39,802 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 487 transitions. [2021-11-13 23:07:39,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:07:39,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:39,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:41,119 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 156 proven. 313 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.