./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/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_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:58:18,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:58:18,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:58:18,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:58:18,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:58:18,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:58:18,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:58:18,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:58:18,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:58:18,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:58:18,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:58:18,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:58:18,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:58:18,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:58:18,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:58:18,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:58:18,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:58:18,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:58:18,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:58:18,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:58:18,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:58:18,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:58:18,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:58:18,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:58:18,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:58:18,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:58:18,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:58:18,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:58:18,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:58:18,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:58:18,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:58:18,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:58:18,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:58:18,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:58:18,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:58:18,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:58:18,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:58:18,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:58:18,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:58:18,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:58:18,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:58:18,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-13 23:58:18,546 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:58:18,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:58:18,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:58:18,548 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:58:18,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:58:18,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:58:18,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:58:18,549 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:58:18,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:58:18,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:58:18,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:58:18,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:58:18,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:58:18,550 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:58:18,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:58:18,551 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:58:18,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:58:18,551 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:58:18,551 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:58:18,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:58:18,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:58:18,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:58:18,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:58:18,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:58:18,553 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:58:18,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:58:18,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:58:18,553 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_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 [2021-11-13 23:58:18,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:58:18,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:58:18,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:58:18,853 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:58:18,854 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:58:18,855 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2021-11-13 23:58:18,953 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/data/975f2a410/83f47f672a9a4a86b2ba3233e5a26494/FLAGddea750e7 [2021-11-13 23:58:19,413 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:58:19,413 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2021-11-13 23:58:19,425 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/data/975f2a410/83f47f672a9a4a86b2ba3233e5a26494/FLAGddea750e7 [2021-11-13 23:58:19,810 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/data/975f2a410/83f47f672a9a4a86b2ba3233e5a26494 [2021-11-13 23:58:19,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:58:19,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:58:19,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:58:19,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:58:19,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:58:19,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:58:19" (1/1) ... [2021-11-13 23:58:19,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@401a959c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:19, skipping insertion in model container [2021-11-13 23:58:19,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:58:19" (1/1) ... [2021-11-13 23:58:19,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:58:19,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:58:19,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:58:19,991 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:58:20,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:58:20,012 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:58:20,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:20 WrapperNode [2021-11-13 23:58:20,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:58:20,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:58:20,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:58:20,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:58:20,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:20" (1/1) ... [2021-11-13 23:58:20,025 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:20" (1/1) ... [2021-11-13 23:58:20,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:58:20,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:58:20,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:58:20,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:58:20,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:20" (1/1) ... [2021-11-13 23:58:20,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:20" (1/1) ... [2021-11-13 23:58:20,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:20" (1/1) ... [2021-11-13 23:58:20,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:20" (1/1) ... [2021-11-13 23:58:20,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:20" (1/1) ... [2021-11-13 23:58:20,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:20" (1/1) ... [2021-11-13 23:58:20,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:20" (1/1) ... [2021-11-13 23:58:20,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:58:20,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:58:20,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:58:20,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:58:20,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:58:20" (1/1) ... [2021-11-13 23:58:20,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:58:20,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:58:20,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:58:20,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6faacbb-e7d0-4ed1-8d9f-e2e9b25e55d3/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:58:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:58:20,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:58:20,336 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:58:20,336 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 23:58:20,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:58:20 BoogieIcfgContainer [2021-11-13 23:58:20,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:58:20,340 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:58:20,340 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:58:20,348 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:58:20,349 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:58:20" (1/1) ... [2021-11-13 23:58:20,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:58:20,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:20,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-13 23:58:20,412 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-13 23:58:20,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:58:20,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:20,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:20,548 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 23:58:20,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:20,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2021-11-13 23:58:20,605 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-13 23:58:20,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:58:20,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:20,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:20,652 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 23:58:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:20,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2021-11-13 23:58:20,968 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-11-13 23:58:20,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:58:20,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:20,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:21,066 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 23:58:21,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:21,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2021-11-13 23:58:21,378 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2021-11-13 23:58:21,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:58:21,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:21,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:21,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:58:22,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:22,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2021-11-13 23:58:22,005 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2021-11-13 23:58:22,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:58:22,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:22,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:22,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:58:22,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:22,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2021-11-13 23:58:22,604 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2021-11-13 23:58:22,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:58:22,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:22,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:22,645 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:58:23,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:23,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2021-11-13 23:58:23,236 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2021-11-13 23:58:23,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:58:23,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:23,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:23,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:58:23,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:23,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2021-11-13 23:58:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2021-11-13 23:58:23,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:58:23,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:23,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:23,872 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:58:24,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:24,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2021-11-13 23:58:24,625 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2021-11-13 23:58:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:58:24,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:24,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:24,790 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:58:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2021-11-13 23:58:25,371 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2021-11-13 23:58:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:58:25,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:25,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:25,509 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:58:26,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:26,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 52 states and 78 transitions. [2021-11-13 23:58:26,201 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2021-11-13 23:58:26,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:58:26,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:26,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:26,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:26,225 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:58:26,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 80 transitions. [2021-11-13 23:58:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 80 transitions. [2021-11-13 23:58:26,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:58:26,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:26,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:58:27,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:27,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 54 states and 79 transitions. [2021-11-13 23:58:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2021-11-13 23:58:27,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:58:27,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:27,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:27,551 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:58:28,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:28,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 90 transitions. [2021-11-13 23:58:28,418 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 90 transitions. [2021-11-13 23:58:28,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:58:28,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:28,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:28,562 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-13 23:58:31,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:31,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 76 states and 113 transitions. [2021-11-13 23:58:31,643 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 113 transitions. [2021-11-13 23:58:31,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:58:31,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:31,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:32,149 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:58:35,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:35,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2021-11-13 23:58:35,136 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2021-11-13 23:58:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:58:35,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:35,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:35,734 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:58:39,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:39,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 96 states and 148 transitions. [2021-11-13 23:58:39,112 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2021-11-13 23:58:39,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:58:39,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:39,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 23:58:39,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:39,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 99 states and 154 transitions. [2021-11-13 23:58:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 154 transitions. [2021-11-13 23:58:39,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:58:39,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:39,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:39,998 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 23:58:40,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:40,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 101 states and 157 transitions. [2021-11-13 23:58:40,745 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 157 transitions. [2021-11-13 23:58:40,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:58:40,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:40,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:40,765 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 23:58:41,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:41,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 160 transitions. [2021-11-13 23:58:41,891 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 160 transitions. [2021-11-13 23:58:41,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:58:41,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:41,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:42,440 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:58:44,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:44,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 106 states and 167 transitions. [2021-11-13 23:58:44,710 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 167 transitions. [2021-11-13 23:58:44,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:58:44,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:44,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:45,121 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:58:48,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:48,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 116 states and 195 transitions. [2021-11-13 23:58:48,704 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 195 transitions. [2021-11-13 23:58:48,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:58:48,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:48,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:48,878 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 23:58:50,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:50,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 122 states and 206 transitions. [2021-11-13 23:58:50,868 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 206 transitions. [2021-11-13 23:58:50,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:58:50,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:50,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:50,887 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:58:53,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:53,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 129 states and 223 transitions. [2021-11-13 23:58:53,236 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 223 transitions. [2021-11-13 23:58:53,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:58:53,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:53,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-13 23:58:53,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:53,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 129 states and 222 transitions. [2021-11-13 23:58:53,624 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 222 transitions. [2021-11-13 23:58:53,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:58:53,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:53,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:54,199 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 11 proven. 47 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:58:56,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:56,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 136 states and 230 transitions. [2021-11-13 23:58:56,577 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 230 transitions. [2021-11-13 23:58:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:58:56,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:56,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:57,003 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 23:58:58,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:58,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 130 states and 215 transitions. [2021-11-13 23:58:58,322 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 215 transitions. [2021-11-13 23:58:58,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:58:58,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:58,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:58,354 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-13 23:58:59,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:59,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 133 states and 224 transitions. [2021-11-13 23:58:59,493 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 224 transitions. [2021-11-13 23:58:59,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:58:59,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:59,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:00,438 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:59:04,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:04,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 143 states and 243 transitions. [2021-11-13 23:59:04,603 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 243 transitions. [2021-11-13 23:59:04,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:59:04,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:04,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:04,627 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-13 23:59:05,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:05,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 143 states and 241 transitions. [2021-11-13 23:59:05,506 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 241 transitions. [2021-11-13 23:59:05,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:59:05,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:05,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:05,590 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 1 proven. 68 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:59:07,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:07,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 147 states and 244 transitions. [2021-11-13 23:59:07,319 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 244 transitions. [2021-11-13 23:59:07,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-13 23:59:07,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:07,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:07,338 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 23:59:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:08,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 150 states and 247 transitions. [2021-11-13 23:59:08,385 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 247 transitions. [2021-11-13 23:59:08,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:59:08,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:08,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:08,420 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-13 23:59:09,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:09,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 150 states and 246 transitions. [2021-11-13 23:59:09,333 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 246 transitions. [2021-11-13 23:59:09,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:59:09,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:09,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:09,860 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 7 proven. 80 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:59:12,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:12,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 156 states and 257 transitions. [2021-11-13 23:59:12,402 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 257 transitions. [2021-11-13 23:59:12,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:59:12,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:12,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:59:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 163 states and 272 transitions. [2021-11-13 23:59:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 272 transitions. [2021-11-13 23:59:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:59:16,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:16,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:16,167 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-13 23:59:19,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:19,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 170 states and 291 transitions. [2021-11-13 23:59:19,191 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 291 transitions. [2021-11-13 23:59:19,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:59:19,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:19,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:19,219 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:59:20,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:20,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 173 states and 307 transitions. [2021-11-13 23:59:20,371 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 307 transitions. [2021-11-13 23:59:20,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:59:20,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:20,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:20,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:20,399 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:59:21,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:21,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 176 states and 311 transitions. [2021-11-13 23:59:21,821 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 311 transitions. [2021-11-13 23:59:21,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:59:21,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:21,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:21,839 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-13 23:59:22,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:22,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 176 states and 310 transitions. [2021-11-13 23:59:22,244 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 310 transitions. [2021-11-13 23:59:22,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:59:22,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:22,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:23,159 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 30 proven. 64 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:59:25,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:25,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 180 states and 315 transitions. [2021-11-13 23:59:25,366 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 315 transitions. [2021-11-13 23:59:25,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:59:25,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:25,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:25,456 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 30 proven. 64 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 23:59:26,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:26,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 184 states and 322 transitions. [2021-11-13 23:59:26,923 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 322 transitions. [2021-11-13 23:59:26,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:59:26,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:26,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:26,941 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-13 23:59:29,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:29,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 193 states and 338 transitions. [2021-11-13 23:59:29,292 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 338 transitions. [2021-11-13 23:59:29,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:59:29,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:29,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:29,598 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-13 23:59:33,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:33,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 200 states and 350 transitions. [2021-11-13 23:59:33,016 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 350 transitions. [2021-11-13 23:59:33,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:59:33,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:33,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:33,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:33,032 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-13 23:59:33,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 203 states and 357 transitions. [2021-11-13 23:59:33,894 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 357 transitions. [2021-11-13 23:59:33,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:59:33,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:33,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:33,915 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-13 23:59:35,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:35,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 206 states and 366 transitions. [2021-11-13 23:59:35,736 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 366 transitions. [2021-11-13 23:59:35,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:59:35,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:35,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:35,775 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 61 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 23:59:39,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:39,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 216 states and 383 transitions. [2021-11-13 23:59:39,211 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 383 transitions. [2021-11-13 23:59:39,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:59:39,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:39,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:39,243 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:59:39,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:39,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 219 states and 386 transitions. [2021-11-13 23:59:39,924 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 386 transitions. [2021-11-13 23:59:39,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:59:39,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:39,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:39,963 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 61 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 23:59:40,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:40,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 222 states and 388 transitions. [2021-11-13 23:59:40,787 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 388 transitions. [2021-11-13 23:59:40,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:59:40,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:40,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:40,820 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:59:42,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:42,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 225 states and 394 transitions. [2021-11-13 23:59:42,554 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 394 transitions. [2021-11-13 23:59:42,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:59:42,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:42,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:42,581 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:59:44,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:44,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 228 states and 399 transitions. [2021-11-13 23:59:44,158 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 399 transitions. [2021-11-13 23:59:44,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:59:44,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:44,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:44,174 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 23:59:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:45,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 231 states and 402 transitions. [2021-11-13 23:59:45,218 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 402 transitions. [2021-11-13 23:59:45,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:59:45,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:45,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:45,905 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-13 23:59:47,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:47,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 234 states and 404 transitions. [2021-11-13 23:59:47,145 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 404 transitions. [2021-11-13 23:59:47,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:59:47,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:47,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:47,162 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-13 23:59:47,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:47,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 234 states and 403 transitions. [2021-11-13 23:59:47,794 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 403 transitions. [2021-11-13 23:59:47,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:59:47,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:47,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:47,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:47,868 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-13 23:59:49,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:49,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 237 states and 405 transitions. [2021-11-13 23:59:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 405 transitions. [2021-11-13 23:59:49,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:59:49,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:49,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:49,994 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 18 proven. 112 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:59:53,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:53,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 243 states and 412 transitions. [2021-11-13 23:59:53,806 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 412 transitions. [2021-11-13 23:59:53,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:59:53,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:53,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:53,886 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 18 proven. 112 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:59:56,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:56,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 247 states and 415 transitions. [2021-11-13 23:59:56,315 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 415 transitions. [2021-11-13 23:59:56,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:59:56,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:56,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:57,319 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-14 00:00:03,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:03,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 257 states and 454 transitions. [2021-11-14 00:00:03,034 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 454 transitions. [2021-11-14 00:00:03,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-14 00:00:03,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:03,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:03,060 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-14 00:00:05,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:05,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 264 states and 467 transitions. [2021-11-14 00:00:05,828 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 467 transitions. [2021-11-14 00:00:05,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-14 00:00:05,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:05,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:05,855 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-14 00:00:07,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:07,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 267 states and 473 transitions. [2021-11-14 00:00:07,507 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 473 transitions. [2021-11-14 00:00:07,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-14 00:00:07,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:07,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:08,527 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-14 00:00:12,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 273 states and 493 transitions. [2021-11-14 00:00:12,137 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 493 transitions. [2021-11-14 00:00:12,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-14 00:00:12,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:12,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:12,153 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-14 00:00:14,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 279 states and 503 transitions. [2021-11-14 00:00:14,579 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 503 transitions. [2021-11-14 00:00:14,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-14 00:00:14,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:14,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:00:17,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:17,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 282 states and 508 transitions. [2021-11-14 00:00:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 508 transitions. [2021-11-14 00:00:17,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-14 00:00:17,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:17,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:18,027 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-14 00:00:19,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:19,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 285 states and 510 transitions. [2021-11-14 00:00:19,074 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 510 transitions. [2021-11-14 00:00:19,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-14 00:00:19,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:19,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:19,101 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-14 00:00:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:19,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 288 states and 513 transitions. [2021-11-14 00:00:19,925 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 513 transitions. [2021-11-14 00:00:19,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-14 00:00:19,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:19,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:19,981 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 81 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-14 00:00:24,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:24,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 298 states and 528 transitions. [2021-11-14 00:00:24,656 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 528 transitions. [2021-11-14 00:00:24,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-14 00:00:24,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:24,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:24,691 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-14 00:00:25,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:25,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 298 states and 527 transitions. [2021-11-14 00:00:25,974 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 527 transitions. [2021-11-14 00:00:25,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-14 00:00:25,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:25,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:26,013 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 81 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-14 00:00:26,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:26,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 301 states and 530 transitions. [2021-11-14 00:00:26,898 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 530 transitions. [2021-11-14 00:00:26,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-14 00:00:26,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:26,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:26,939 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 81 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-14 00:00:28,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:28,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 305 states and 536 transitions. [2021-11-14 00:00:28,958 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 536 transitions. [2021-11-14 00:00:28,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-14 00:00:28,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:28,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:28,997 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 81 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-14 00:00:30,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:30,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 308 states and 538 transitions. [2021-11-14 00:00:30,114 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 538 transitions. [2021-11-14 00:00:30,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-14 00:00:30,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:30,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:30,142 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-14 00:00:31,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:31,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 308 states and 537 transitions. [2021-11-14 00:00:31,632 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 537 transitions. [2021-11-14 00:00:31,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-14 00:00:31,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:31,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:33,194 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 10 proven. 175 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-14 00:00:36,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 314 states and 543 transitions. [2021-11-14 00:00:36,191 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 543 transitions. [2021-11-14 00:00:36,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-14 00:00:36,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:36,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:36,284 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 19 proven. 163 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-14 00:00:42,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 324 states and 558 transitions. [2021-11-14 00:00:42,437 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 558 transitions. [2021-11-14 00:00:42,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-14 00:00:42,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:42,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:42,525 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 19 proven. 163 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-14 00:00:46,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:46,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 331 states and 566 transitions. [2021-11-14 00:00:46,922 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 566 transitions. [2021-11-14 00:00:46,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-14 00:00:46,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:46,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:47,911 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-14 00:01:00,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:00,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 351 states and 614 transitions. [2021-11-14 00:01:00,387 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 614 transitions. [2021-11-14 00:01:00,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-14 00:01:00,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:00,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-14 00:01:06,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:06,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 359 states and 625 transitions. [2021-11-14 00:01:06,919 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 625 transitions. [2021-11-14 00:01:06,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-14 00:01:06,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:06,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:06,930 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-11-14 00:01:10,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:10,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 369 states and 640 transitions. [2021-11-14 00:01:10,868 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 640 transitions. [2021-11-14 00:01:10,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-14 00:01:10,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:10,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:11,129 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-14 00:01:13,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:13,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 372 states and 649 transitions. [2021-11-14 00:01:13,800 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 649 transitions. [2021-11-14 00:01:13,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-14 00:01:13,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:13,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:15,072 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-14 00:01:21,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:21,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 382 states and 695 transitions. [2021-11-14 00:01:21,600 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 695 transitions. [2021-11-14 00:01:21,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-14 00:01:21,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:21,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:21,625 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-14 00:01:26,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:26,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 389 states and 707 transitions. [2021-11-14 00:01:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 707 transitions. [2021-11-14 00:01:26,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-14 00:01:26,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:26,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:26,514 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-14 00:01:28,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 392 states and 713 transitions. [2021-11-14 00:01:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 713 transitions. [2021-11-14 00:01:28,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-14 00:01:28,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:28,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:31,310 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 42 proven. 173 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:01:36,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:36,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 396 states and 718 transitions. [2021-11-14 00:01:36,231 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 718 transitions. [2021-11-14 00:01:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-14 00:01:36,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:36,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:36,325 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 189 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:01:39,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:39,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 402 states and 724 transitions. [2021-11-14 00:01:39,159 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 724 transitions. [2021-11-14 00:01:39,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-14 00:01:39,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:39,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:39,231 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 189 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:01:40,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:40,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 405 states and 727 transitions. [2021-11-14 00:01:40,161 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 727 transitions. [2021-11-14 00:01:40,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-14 00:01:40,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:40,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:40,200 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-14 00:01:45,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:45,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 415 states and 748 transitions. [2021-11-14 00:01:45,838 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 748 transitions. [2021-11-14 00:01:45,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-14 00:01:45,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:45,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-14 00:01:47,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:47,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 418 states and 750 transitions. [2021-11-14 00:01:47,433 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 750 transitions. [2021-11-14 00:01:47,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-14 00:01:47,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:47,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:47,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:47,479 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-14 00:01:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:50,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 422 states and 756 transitions. [2021-11-14 00:01:50,314 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 756 transitions. [2021-11-14 00:01:50,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-14 00:01:50,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:50,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:50,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:50,354 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-14 00:01:51,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:51,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 425 states and 758 transitions. [2021-11-14 00:01:51,996 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 758 transitions. [2021-11-14 00:01:51,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-14 00:01:51,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:52,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 243 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:01:58,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:01:58,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 431 states and 788 transitions. [2021-11-14 00:01:58,918 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 788 transitions. [2021-11-14 00:01:58,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-14 00:01:58,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:01:58,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:01:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:01:58,932 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-14 00:02:01,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:01,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 438 states and 798 transitions. [2021-11-14 00:02:01,891 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 798 transitions. [2021-11-14 00:02:01,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-14 00:02:01,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:01,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:02,417 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-14 00:02:15,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:15,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 455 states and 825 transitions. [2021-11-14 00:02:15,166 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 825 transitions. [2021-11-14 00:02:15,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-14 00:02:15,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:15,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:15,964 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:02:20,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:20,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 462 states and 834 transitions. [2021-11-14 00:02:20,825 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 834 transitions. [2021-11-14 00:02:20,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-14 00:02:20,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:20,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:20,855 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-14 00:02:30,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:30,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 472 states and 858 transitions. [2021-11-14 00:02:30,544 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 858 transitions. [2021-11-14 00:02:30,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-14 00:02:30,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:30,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:02:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 479 states and 868 transitions. [2021-11-14 00:02:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 868 transitions. [2021-11-14 00:02:34,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-14 00:02:34,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:34,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:34,848 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-14 00:02:39,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:39,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 486 states and 876 transitions. [2021-11-14 00:02:39,529 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 876 transitions. [2021-11-14 00:02:39,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-14 00:02:39,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:39,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:39,955 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:02:41,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:41,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 489 states and 878 transitions. [2021-11-14 00:02:41,739 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 878 transitions. [2021-11-14 00:02:41,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-14 00:02:41,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:41,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:43,465 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 00:02:52,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:02:52,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 496 states and 893 transitions. [2021-11-14 00:02:52,986 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 893 transitions. [2021-11-14 00:02:52,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-14 00:02:52,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:02:52,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:02:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:02:53,014 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 00:03:01,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:01,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 506 states and 939 transitions. [2021-11-14 00:03:01,546 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 939 transitions. [2021-11-14 00:03:01,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-14 00:03:01,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:01,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:01,573 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 00:03:02,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:02,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 509 states and 943 transitions. [2021-11-14 00:03:02,825 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 943 transitions. [2021-11-14 00:03:02,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-14 00:03:02,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:02,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:06,519 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 58 proven. 191 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:03:12,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:12,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 512 states and 946 transitions. [2021-11-14 00:03:12,399 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 946 transitions. [2021-11-14 00:03:12,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-14 00:03:12,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:12,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:14,384 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 49 proven. 231 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:03:25,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:25,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 525 states and 966 transitions. [2021-11-14 00:03:25,344 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 966 transitions. [2021-11-14 00:03:25,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-14 00:03:25,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:25,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:25,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:25,481 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 49 proven. 231 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:03:32,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:32,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 535 states and 983 transitions. [2021-11-14 00:03:32,233 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 983 transitions. [2021-11-14 00:03:32,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-14 00:03:32,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:32,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 73 proven. 204 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:03:37,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:37,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 538 states and 987 transitions. [2021-11-14 00:03:37,575 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 987 transitions. [2021-11-14 00:03:37,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-14 00:03:37,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:37,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:41,667 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 17 proven. 271 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:03:47,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:47,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 541 states and 992 transitions. [2021-11-14 00:03:47,889 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 992 transitions. [2021-11-14 00:03:47,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-14 00:03:47,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:47,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:47,901 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-14 00:03:53,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:53,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 551 states and 1014 transitions. [2021-11-14 00:03:53,323 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1014 transitions. [2021-11-14 00:03:53,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-14 00:03:53,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:53,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:53,337 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-14 00:03:54,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:03:54,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 554 states and 1021 transitions. [2021-11-14 00:03:54,723 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1021 transitions. [2021-11-14 00:03:54,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-14 00:03:54,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:03:54,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:03:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:03:54,853 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 40 proven. 234 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-14 00:04:02,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:02,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 564 states and 1034 transitions. [2021-11-14 00:04:02,478 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1034 transitions. [2021-11-14 00:04:02,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-14 00:04:02,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:02,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:02,520 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 121 proven. 19 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-14 00:04:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:10,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 574 states and 1046 transitions. [2021-11-14 00:04:10,818 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1046 transitions. [2021-11-14 00:04:10,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-14 00:04:10,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:10,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:16,175 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 17 proven. 312 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:04:22,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:22,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 574 states and 1043 transitions. [2021-11-14 00:04:22,671 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1043 transitions. [2021-11-14 00:04:22,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-14 00:04:22,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:22,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:25,657 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-14 00:04:35,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:35,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 581 states and 1091 transitions. [2021-11-14 00:04:35,721 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1091 transitions. [2021-11-14 00:04:35,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-14 00:04:35,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:35,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:36,671 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 17 proven. 312 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-14 00:04:40,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:40,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 585 states and 1096 transitions. [2021-11-14 00:04:40,912 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1096 transitions. [2021-11-14 00:04:40,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-14 00:04:40,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:40,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:40,927 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2021-11-14 00:04:41,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:41,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 586 states and 1096 transitions. [2021-11-14 00:04:41,989 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1096 transitions. [2021-11-14 00:04:41,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-14 00:04:41,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:41,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:41,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-14 00:04:47,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:04:47,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 590 states and 1109 transitions. [2021-11-14 00:04:47,117 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1109 transitions. [2021-11-14 00:04:47,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-14 00:04:47,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:04:47,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:04:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:04:49,259 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 167 proven. 43 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-14 00:05:07,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:07,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 607 states and 1136 transitions. [2021-11-14 00:05:07,386 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1136 transitions. [2021-11-14 00:05:07,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-14 00:05:07,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:07,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:08,600 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 34 proven. 286 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-14 00:05:18,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:18,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 617 states and 1152 transitions. [2021-11-14 00:05:18,300 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1152 transitions. [2021-11-14 00:05:18,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-14 00:05:18,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:18,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:18,327 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 167 proven. 43 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-14 00:05:30,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:30,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 628 states and 1171 transitions. [2021-11-14 00:05:30,810 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1171 transitions. [2021-11-14 00:05:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-14 00:05:30,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:30,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:31,469 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 34 proven. 286 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-14 00:05:38,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:38,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 631 states and 1179 transitions. [2021-11-14 00:05:38,640 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1179 transitions. [2021-11-14 00:05:38,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-14 00:05:38,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:38,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:38,656 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 167 proven. 43 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-14 00:05:42,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 634 states and 1184 transitions. [2021-11-14 00:05:42,182 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1184 transitions. [2021-11-14 00:05:42,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-14 00:05:42,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:42,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:42,195 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-11-14 00:05:45,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:45,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 640 states and 1192 transitions. [2021-11-14 00:05:45,152 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1192 transitions. [2021-11-14 00:05:45,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-14 00:05:45,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:45,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:45,164 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-11-14 00:05:46,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:46,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 643 states and 1195 transitions. [2021-11-14 00:05:46,638 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1195 transitions. [2021-11-14 00:05:46,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-14 00:05:46,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:46,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:47,697 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-14 00:05:51,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:51,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 646 states and 1199 transitions. [2021-11-14 00:05:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1199 transitions. [2021-11-14 00:05:51,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-14 00:05:51,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:51,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:53,386 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-14 00:06:03,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:03,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 653 states and 1210 transitions. [2021-11-14 00:06:03,674 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1210 transitions. [2021-11-14 00:06:03,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-14 00:06:03,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:03,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:04,272 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-14 00:06:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:06,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 653 states and 1207 transitions. [2021-11-14 00:06:06,999 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1207 transitions. [2021-11-14 00:06:07,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-14 00:06:07,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:07,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:07,035 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-14 00:06:15,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 660 states and 1217 transitions. [2021-11-14 00:06:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1217 transitions. [2021-11-14 00:06:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-14 00:06:15,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:15,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:15,031 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-14 00:06:16,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:16,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 663 states and 1223 transitions. [2021-11-14 00:06:16,638 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1223 transitions. [2021-11-14 00:06:16,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-14 00:06:16,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:16,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-11-14 00:06:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:20,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 672 states and 1234 transitions. [2021-11-14 00:06:20,674 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1234 transitions. [2021-11-14 00:06:20,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-14 00:06:20,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:20,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:20,690 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2021-11-14 00:06:22,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:22,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 666 states and 1220 transitions. [2021-11-14 00:06:22,940 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1220 transitions. [2021-11-14 00:06:22,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-14 00:06:22,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:22,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:22,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2021-11-14 00:06:25,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 669 states and 1223 transitions. [2021-11-14 00:06:25,630 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1223 transitions. [2021-11-14 00:06:25,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-14 00:06:25,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:25,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:26,155 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 17 proven. 315 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-14 00:06:35,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:35,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 675 states and 1231 transitions. [2021-11-14 00:06:35,365 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1231 transitions. [2021-11-14 00:06:35,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-14 00:06:35,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:35,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 41 proven. 307 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-14 00:06:49,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:49,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 688 states and 1257 transitions. [2021-11-14 00:06:49,541 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1257 transitions. [2021-11-14 00:06:49,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-14 00:06:49,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:49,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:50,373 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-14 00:06:55,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:06:55,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 691 states and 1259 transitions. [2021-11-14 00:06:55,766 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1259 transitions. [2021-11-14 00:06:55,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-14 00:06:55,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:06:55,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:06:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:06:56,533 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-14 00:07:00,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:00,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 694 states and 1262 transitions. [2021-11-14 00:07:00,097 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1262 transitions. [2021-11-14 00:07:00,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-14 00:07:00,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:00,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:00,884 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-14 00:07:05,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:05,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 697 states and 1264 transitions. [2021-11-14 00:07:05,876 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1264 transitions. [2021-11-14 00:07:05,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-14 00:07:05,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:05,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:07,027 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-14 00:07:11,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:11,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 697 states and 1262 transitions. [2021-11-14 00:07:11,595 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1262 transitions. [2021-11-14 00:07:11,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-14 00:07:11,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:11,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:11,635 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-14 00:07:13,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:13,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 700 states and 1265 transitions. [2021-11-14 00:07:13,134 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1265 transitions. [2021-11-14 00:07:13,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-14 00:07:13,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:13,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:13,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:13,154 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-14 00:07:16,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 700 states and 1261 transitions. [2021-11-14 00:07:16,049 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1261 transitions. [2021-11-14 00:07:16,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-14 00:07:16,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:16,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-14 00:07:17,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:17,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 703 states and 1267 transitions. [2021-11-14 00:07:17,925 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1267 transitions. [2021-11-14 00:07:17,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-14 00:07:17,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:17,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:17,949 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-14 00:07:20,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:20,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 700 states and 1257 transitions. [2021-11-14 00:07:20,604 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1257 transitions. [2021-11-14 00:07:20,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-14 00:07:20,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:20,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:20,684 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-14 00:07:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 703 states and 1264 transitions. [2021-11-14 00:07:22,355 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1264 transitions. [2021-11-14 00:07:22,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-14 00:07:22,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:22,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:22,372 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-14 00:07:24,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:24,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 706 states and 1267 transitions. [2021-11-14 00:07:24,103 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1267 transitions. [2021-11-14 00:07:24,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-14 00:07:24,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:24,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:24,113 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2021-11-14 00:07:25,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:25,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 709 states and 1269 transitions. [2021-11-14 00:07:25,408 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1269 transitions. [2021-11-14 00:07:25,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-14 00:07:25,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:25,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 66 proven. 326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-14 00:07:42,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:42,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 715 states and 1277 transitions. [2021-11-14 00:07:42,762 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1277 transitions. [2021-11-14 00:07:42,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-14 00:07:42,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:42,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:42,834 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 66 proven. 326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-14 00:07:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 725 states and 1302 transitions. [2021-11-14 00:07:56,146 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1302 transitions. [2021-11-14 00:07:56,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-14 00:07:56,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:56,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:56,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:07:56,235 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 66 proven. 326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-14 00:07:59,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:07:59,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 728 states and 1314 transitions. [2021-11-14 00:07:59,816 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1314 transitions. [2021-11-14 00:07:59,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-14 00:07:59,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:07:59,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:07:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:08:05,520 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 173 proven. 221 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-14 00:08:24,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:08:24,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 741 states and 1339 transitions. [2021-11-14 00:08:24,238 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1339 transitions. [2021-11-14 00:08:24,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-14 00:08:24,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:08:24,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:08:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:08:30,703 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 34 proven. 373 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-14 00:08:40,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:08:40,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 744 states and 1343 transitions. [2021-11-14 00:08:40,603 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1343 transitions. [2021-11-14 00:08:40,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-14 00:08:40,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:08:40,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:08:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:08:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 34 proven. 373 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-14 00:08:42,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:08:42,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 744 states and 1342 transitions. [2021-11-14 00:08:42,654 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1342 transitions. [2021-11-14 00:08:42,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-14 00:08:42,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:08:42,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:08:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:08:42,668 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2021-11-14 00:08:45,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:08:45,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 750 states and 1348 transitions. [2021-11-14 00:08:45,474 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1348 transitions. [2021-11-14 00:08:45,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-14 00:08:45,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:08:45,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:08:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:08:47,214 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-14 00:08:52,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:08:52,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 747 states and 1343 transitions. [2021-11-14 00:08:52,170 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1343 transitions. [2021-11-14 00:08:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-14 00:08:52,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:08:52,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:08:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:08:52,661 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-14 00:08:55,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:08:55,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 750 states and 1347 transitions. [2021-11-14 00:08:55,907 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1347 transitions. [2021-11-14 00:08:55,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-14 00:08:55,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:08:55,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:08:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:08:55,917 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2021-11-14 00:08:59,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:08:59,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 756 states and 1359 transitions. [2021-11-14 00:08:59,352 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1359 transitions. [2021-11-14 00:08:59,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-14 00:08:59,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:08:59,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:08:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:09:02,204 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 398 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-14 00:09:19,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:09:19,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 770 states and 1390 transitions. [2021-11-14 00:09:19,698 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1390 transitions. [2021-11-14 00:09:19,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-14 00:09:19,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:09:19,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:09:19,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:09:19,710 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-11-14 00:09:21,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:09:21,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 773 states and 1393 transitions. [2021-11-14 00:09:21,499 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1393 transitions. [2021-11-14 00:09:21,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-14 00:09:21,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:09:21,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:09:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:09:21,528 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 398 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-14 00:09:30,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:09:30,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 780 states and 1403 transitions. [2021-11-14 00:09:30,062 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1403 transitions. [2021-11-14 00:09:30,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-14 00:09:30,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:09:30,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:09:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat