./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 52de5146a3a24866d31d2076a85235f80d04004402c35cfcf3c3304704a7fec0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:36:24,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:36:24,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:36:24,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:36:24,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:36:24,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:36:24,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:36:24,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:36:24,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:36:24,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:36:24,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:36:24,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:36:24,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:36:24,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:36:24,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:36:24,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:36:24,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:36:24,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:36:24,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:36:24,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:36:24,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:36:24,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:36:24,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:36:24,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:36:24,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:36:24,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:36:24,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:36:24,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:36:24,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:36:24,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:36:24,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:36:24,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:36:24,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:36:24,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:36:24,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:36:24,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:36:24,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:36:24,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:36:24,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:36:24,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:36:24,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:36:24,476 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:36:24,524 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:36:24,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:36:24,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:36:24,527 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:36:24,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:36:24,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:36:24,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:36:24,529 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:36:24,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:36:24,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:36:24,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:36:24,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:36:24,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:36:24,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:36:24,539 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:36:24,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:36:24,540 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:36:24,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:36:24,541 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:36:24,541 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:36:24,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:36:24,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:36:24,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:36:24,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:36:24,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:36:24,542 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:36:24,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:36:24,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:36:24,543 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_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52de5146a3a24866d31d2076a85235f80d04004402c35cfcf3c3304704a7fec0 [2021-11-23 00:36:24,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:36:24,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:36:24,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:36:24,872 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:36:24,874 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:36:24,875 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-1.c [2021-11-23 00:36:24,962 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/data/81067e656/6a00e7e4f0de4668b4cddfa35f3eeebe/FLAG8e4b67a99 [2021-11-23 00:36:25,524 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:36:25,525 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-1.c [2021-11-23 00:36:25,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/data/81067e656/6a00e7e4f0de4668b4cddfa35f3eeebe/FLAG8e4b67a99 [2021-11-23 00:36:25,837 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/data/81067e656/6a00e7e4f0de4668b4cddfa35f3eeebe [2021-11-23 00:36:25,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:36:25,841 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:36:25,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:36:25,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:36:25,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:36:25,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:36:25" (1/1) ... [2021-11-23 00:36:25,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af1aa69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:25, skipping insertion in model container [2021-11-23 00:36:25,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:36:25" (1/1) ... [2021-11-23 00:36:25,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:36:25,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:36:26,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-1.c[914,927] [2021-11-23 00:36:26,160 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-1.c[7115,7128] [2021-11-23 00:36:26,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:36:26,246 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:36:26,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-1.c[914,927] [2021-11-23 00:36:26,306 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-1.c[7115,7128] [2021-11-23 00:36:26,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:36:26,404 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:36:26,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:26 WrapperNode [2021-11-23 00:36:26,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:36:26,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:36:26,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:36:26,410 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:36:26,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:26" (1/1) ... [2021-11-23 00:36:26,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:26" (1/1) ... [2021-11-23 00:36:26,487 INFO L137 Inliner]: procedures = 63, calls = 72, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 634 [2021-11-23 00:36:26,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:36:26,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:36:26,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:36:26,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:36:26,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:26" (1/1) ... [2021-11-23 00:36:26,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:26" (1/1) ... [2021-11-23 00:36:26,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:26" (1/1) ... [2021-11-23 00:36:26,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:26" (1/1) ... [2021-11-23 00:36:26,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:26" (1/1) ... [2021-11-23 00:36:26,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:26" (1/1) ... [2021-11-23 00:36:26,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:26" (1/1) ... [2021-11-23 00:36:26,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:36:26,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:36:26,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:36:26,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:36:26,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:26" (1/1) ... [2021-11-23 00:36:26,591 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:36:26,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:36:26,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:36:26,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73d795b5-3de8-4d04-a0c1-c76a55670cce/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:36:26,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:36:26,697 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 00:36:26,697 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 00:36:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2021-11-23 00:36:26,698 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2021-11-23 00:36:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2021-11-23 00:36:26,698 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2021-11-23 00:36:26,698 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2021-11-23 00:36:26,699 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2021-11-23 00:36:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2021-11-23 00:36:26,699 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2021-11-23 00:36:26,699 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2021-11-23 00:36:26,699 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2021-11-23 00:36:26,700 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2021-11-23 00:36:26,701 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2021-11-23 00:36:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2021-11-23 00:36:26,701 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2021-11-23 00:36:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2021-11-23 00:36:26,701 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2021-11-23 00:36:26,701 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2021-11-23 00:36:26,702 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2021-11-23 00:36:26,702 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2021-11-23 00:36:26,702 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2021-11-23 00:36:26,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:36:26,702 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2021-11-23 00:36:26,703 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2021-11-23 00:36:26,703 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2021-11-23 00:36:26,703 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2021-11-23 00:36:26,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:36:26,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:36:26,704 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2021-11-23 00:36:26,704 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2021-11-23 00:36:26,856 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:36:26,859 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:36:27,606 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:36:27,932 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:36:27,932 INFO L301 CfgBuilder]: Removed 12 assume(true) statements. [2021-11-23 00:36:27,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:36:27 BoogieIcfgContainer [2021-11-23 00:36:27,935 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:36:27,936 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:36:27,937 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:36:27,947 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:36:27,948 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:36:27" (1/1) ... [2021-11-23 00:36:27,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:36:28,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:28,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 183 states and 267 transitions. [2021-11-23 00:36:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 267 transitions. [2021-11-23 00:36:28,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:36:28,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:28,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:28,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:28,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 195 states and 284 transitions. [2021-11-23 00:36:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 284 transitions. [2021-11-23 00:36:28,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:36:28,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:28,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:28,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:29,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:29,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 194 states and 281 transitions. [2021-11-23 00:36:29,562 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 281 transitions. [2021-11-23 00:36:29,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:29,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:29,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:29,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:30,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:30,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 204 states and 301 transitions. [2021-11-23 00:36:30,103 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 301 transitions. [2021-11-23 00:36:30,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:36:30,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:30,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:30,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:30,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:30,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 216 states and 324 transitions. [2021-11-23 00:36:30,986 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 324 transitions. [2021-11-23 00:36:30,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:30,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:30,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:31,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:31,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:31,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:31,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 234 states and 358 transitions. [2021-11-23 00:36:31,284 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 358 transitions. [2021-11-23 00:36:31,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:31,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:31,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:31,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:31,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:31,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 235 states and 358 transitions. [2021-11-23 00:36:31,374 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 358 transitions. [2021-11-23 00:36:31,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:31,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:31,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:31,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:31,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:31,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 236 states and 358 transitions. [2021-11-23 00:36:31,440 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 358 transitions. [2021-11-23 00:36:31,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:31,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:31,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:31,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:31,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:31,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 237 states and 358 transitions. [2021-11-23 00:36:31,501 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 358 transitions. [2021-11-23 00:36:31,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:31,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:31,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:31,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:31,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:31,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 238 states and 358 transitions. [2021-11-23 00:36:31,580 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 358 transitions. [2021-11-23 00:36:31,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:31,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:31,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:31,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:32,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:32,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 253 states and 391 transitions. [2021-11-23 00:36:32,065 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 391 transitions. [2021-11-23 00:36:32,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:32,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:32,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:32,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:32,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:32,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 254 states and 391 transitions. [2021-11-23 00:36:32,122 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 391 transitions. [2021-11-23 00:36:32,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:32,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:32,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:32,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:32,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:32,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 255 states and 391 transitions. [2021-11-23 00:36:32,178 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 391 transitions. [2021-11-23 00:36:32,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:32,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:32,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:32,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:32,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:32,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 264 states and 412 transitions. [2021-11-23 00:36:32,741 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 412 transitions. [2021-11-23 00:36:32,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:32,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:32,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:32,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:32,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:32,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 265 states and 412 transitions. [2021-11-23 00:36:32,796 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 412 transitions. [2021-11-23 00:36:32,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:36:32,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:32,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:32,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:33,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 273 states and 427 transitions. [2021-11-23 00:36:33,210 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 427 transitions. [2021-11-23 00:36:33,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:36:33,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:33,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:33,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:33,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:33,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 273 states and 426 transitions. [2021-11-23 00:36:33,248 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 426 transitions. [2021-11-23 00:36:33,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:36:33,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:33,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:33,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:34,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:34,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 283 states and 440 transitions. [2021-11-23 00:36:34,269 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 440 transitions. [2021-11-23 00:36:34,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:36:34,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:34,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:34,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:34,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 291 states and 456 transitions. [2021-11-23 00:36:34,850 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 456 transitions. [2021-11-23 00:36:34,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:36:34,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:34,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:34,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:36:35,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:35,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 298 states and 466 transitions. [2021-11-23 00:36:35,547 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 466 transitions. [2021-11-23 00:36:35,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:36:35,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:35,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:35,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:36:35,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:35,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 299 states and 469 transitions. [2021-11-23 00:36:35,799 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 469 transitions. [2021-11-23 00:36:35,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:36:35,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:35,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:35,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:36,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 309 states and 491 transitions. [2021-11-23 00:36:36,926 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 491 transitions. [2021-11-23 00:36:36,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:36:36,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:36,980 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:36:36,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:36,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 310 states and 492 transitions. [2021-11-23 00:36:36,997 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 492 transitions. [2021-11-23 00:36:36,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:36:36,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:36,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:37,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:40,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:40,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 332 states and 536 transitions. [2021-11-23 00:36:40,540 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 536 transitions. [2021-11-23 00:36:40,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:36:40,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:40,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,583 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:36:40,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:40,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 336 states and 541 transitions. [2021-11-23 00:36:40,854 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 541 transitions. [2021-11-23 00:36:40,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:36:40,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:40,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,907 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:36:41,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:41,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 336 states and 539 transitions. [2021-11-23 00:36:41,549 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 539 transitions. [2021-11-23 00:36:41,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:36:41,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:41,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:41,689 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:36:42,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:42,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 343 states and 556 transitions. [2021-11-23 00:36:42,624 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 556 transitions. [2021-11-23 00:36:42,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:36:42,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:42,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:42,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:43,134 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:36:45,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:45,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 356 states and 583 transitions. [2021-11-23 00:36:45,536 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 583 transitions. [2021-11-23 00:36:45,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:36:45,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:45,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:45,793 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:36:47,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:47,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 355 states and 580 transitions. [2021-11-23 00:36:47,003 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 580 transitions. [2021-11-23 00:36:47,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:36:47,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:47,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,390 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:36:50,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:50,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 380 states and 638 transitions. [2021-11-23 00:36:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 638 transitions. [2021-11-23 00:36:50,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:36:50,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:50,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:36:53,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:53,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 386 states and 656 transitions. [2021-11-23 00:36:53,366 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 656 transitions. [2021-11-23 00:36:53,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:36:53,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:53,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:53,690 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:36:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:58,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 398 states and 697 transitions. [2021-11-23 00:36:58,082 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 697 transitions. [2021-11-23 00:36:58,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:36:58,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:58,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:58,121 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:36:59,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 407 states and 715 transitions. [2021-11-23 00:36:59,739 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 715 transitions. [2021-11-23 00:36:59,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:36:59,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:59,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:59,769 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:37:00,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:00,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 408 states and 717 transitions. [2021-11-23 00:37:00,195 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 717 transitions. [2021-11-23 00:37:00,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:37:00,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:00,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:00,226 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:37:00,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:00,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 409 states and 719 transitions. [2021-11-23 00:37:00,243 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 719 transitions. [2021-11-23 00:37:00,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:37:00,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:00,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:00,271 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:37:01,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 412 states and 727 transitions. [2021-11-23 00:37:01,318 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 727 transitions. [2021-11-23 00:37:01,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:37:01,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:01,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:01,346 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:37:01,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:01,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 412 states and 719 transitions. [2021-11-23 00:37:01,601 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 719 transitions. [2021-11-23 00:37:01,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:37:01,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:01,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:01,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:01,631 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:37:02,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 412 states and 713 transitions. [2021-11-23 00:37:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 713 transitions. [2021-11-23 00:37:02,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:37:02,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:02,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:02,546 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:37:02,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:02,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 412 states and 709 transitions. [2021-11-23 00:37:02,808 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 709 transitions. [2021-11-23 00:37:02,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:02,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:02,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:02,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:02,860 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:37:05,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:05,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 420 states and 724 transitions. [2021-11-23 00:37:05,542 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 724 transitions. [2021-11-23 00:37:05,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:05,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:05,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:05,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:05,580 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:37:06,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:06,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 421 states and 728 transitions. [2021-11-23 00:37:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 728 transitions. [2021-11-23 00:37:06,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:06,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:06,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:06,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:06,224 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:37:07,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 428 states and 752 transitions. [2021-11-23 00:37:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 752 transitions. [2021-11-23 00:37:07,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:07,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:07,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:07,600 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:08,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:08,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 430 states and 757 transitions. [2021-11-23 00:37:08,048 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 757 transitions. [2021-11-23 00:37:08,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:08,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:08,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:08,088 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:37:08,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:08,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 428 states and 753 transitions. [2021-11-23 00:37:08,364 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 753 transitions. [2021-11-23 00:37:08,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:08,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:08,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:08,401 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:37:08,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:08,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 429 states and 754 transitions. [2021-11-23 00:37:08,667 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 754 transitions. [2021-11-23 00:37:08,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:08,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:08,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:08,698 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:37:08,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:08,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 430 states and 755 transitions. [2021-11-23 00:37:08,922 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 755 transitions. [2021-11-23 00:37:08,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:08,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:08,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:09,559 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:37:15,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:15,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 454 states and 818 transitions. [2021-11-23 00:37:15,962 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 818 transitions. [2021-11-23 00:37:15,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:15,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:15,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:16,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:16,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:16,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 456 states and 823 transitions. [2021-11-23 00:37:16,629 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 823 transitions. [2021-11-23 00:37:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:16,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:16,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:16,668 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:37:17,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:17,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 457 states and 824 transitions. [2021-11-23 00:37:17,005 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 824 transitions. [2021-11-23 00:37:17,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:17,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:17,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:17,042 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:17,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:17,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 459 states and 829 transitions. [2021-11-23 00:37:17,700 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 829 transitions. [2021-11-23 00:37:17,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:17,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:17,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:17,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:19,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 465 states and 841 transitions. [2021-11-23 00:37:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 841 transitions. [2021-11-23 00:37:19,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:19,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:19,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:19,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:19,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:19,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 468 states and 847 transitions. [2021-11-23 00:37:19,977 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 847 transitions. [2021-11-23 00:37:19,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:19,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:19,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:20,009 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:37:20,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:20,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 456 states and 824 transitions. [2021-11-23 00:37:20,030 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 824 transitions. [2021-11-23 00:37:20,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:20,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:20,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:20,057 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:20,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:20,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 458 states and 829 transitions. [2021-11-23 00:37:20,668 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 829 transitions. [2021-11-23 00:37:20,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:37:20,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:20,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:21,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:21,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 459 states and 831 transitions. [2021-11-23 00:37:21,025 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 831 transitions. [2021-11-23 00:37:21,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:37:21,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:21,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:21,059 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:37:21,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:21,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 464 states and 839 transitions. [2021-11-23 00:37:21,639 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 839 transitions. [2021-11-23 00:37:21,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:37:21,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:21,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:21,662 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:37:22,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:22,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 465 states and 842 transitions. [2021-11-23 00:37:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 842 transitions. [2021-11-23 00:37:22,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:22,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:22,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:22,441 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:22,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:22,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 463 states and 837 transitions. [2021-11-23 00:37:22,693 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 837 transitions. [2021-11-23 00:37:22,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:22,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:22,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:22,724 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:23,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:23,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 464 states and 838 transitions. [2021-11-23 00:37:23,035 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 838 transitions. [2021-11-23 00:37:23,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:23,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:23,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:23,063 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:23,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:23,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 465 states and 839 transitions. [2021-11-23 00:37:23,366 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 839 transitions. [2021-11-23 00:37:23,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:23,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:23,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:24,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:37:33,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:33,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 493 states and 914 transitions. [2021-11-23 00:37:33,221 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 914 transitions. [2021-11-23 00:37:33,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:33,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:33,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:33,255 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:34,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:34,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 495 states and 919 transitions. [2021-11-23 00:37:34,037 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 919 transitions. [2021-11-23 00:37:34,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:34,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:34,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:34,068 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:34,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:34,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 496 states and 920 transitions. [2021-11-23 00:37:34,468 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 920 transitions. [2021-11-23 00:37:34,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:34,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:34,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:34,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:35,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:35,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 498 states and 925 transitions. [2021-11-23 00:37:35,220 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 925 transitions. [2021-11-23 00:37:35,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:35,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:35,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:35,250 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:38,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:38,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 504 states and 938 transitions. [2021-11-23 00:37:38,079 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 938 transitions. [2021-11-23 00:37:38,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:38,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:38,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:38,109 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:38,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:38,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 507 states and 944 transitions. [2021-11-23 00:37:38,695 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 944 transitions. [2021-11-23 00:37:38,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:38,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:38,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:38,722 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:38,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:38,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 495 states and 921 transitions. [2021-11-23 00:37:38,742 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 921 transitions. [2021-11-23 00:37:38,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:38,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:38,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:38,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:38,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:39,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:39,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 497 states and 926 transitions. [2021-11-23 00:37:39,563 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 926 transitions. [2021-11-23 00:37:39,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:37:39,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:39,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:39,588 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:39,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:39,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 498 states and 928 transitions. [2021-11-23 00:37:39,992 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 928 transitions. [2021-11-23 00:37:39,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:37:39,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:39,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:40,015 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:37:41,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 505 states and 943 transitions. [2021-11-23 00:37:41,870 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 943 transitions. [2021-11-23 00:37:41,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:41,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:41,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:41,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:42,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 503 states and 939 transitions. [2021-11-23 00:37:42,235 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 939 transitions. [2021-11-23 00:37:42,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:42,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:42,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:42,344 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:42,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 504 states and 940 transitions. [2021-11-23 00:37:42,692 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 940 transitions. [2021-11-23 00:37:42,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:42,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:42,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:42,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:43,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:43,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 505 states and 941 transitions. [2021-11-23 00:37:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 941 transitions. [2021-11-23 00:37:43,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:43,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:43,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:43,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:43,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:37:43,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:43,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 506 states and 942 transitions. [2021-11-23 00:37:43,165 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 942 transitions. [2021-11-23 00:37:43,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:43,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:43,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:43,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:44,166 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:37:56,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:56,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 536 states and 1019 transitions. [2021-11-23 00:37:56,306 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1019 transitions. [2021-11-23 00:37:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:56,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:56,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:56,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:37:56,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:56,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 537 states and 1020 transitions. [2021-11-23 00:37:56,392 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1020 transitions. [2021-11-23 00:37:56,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:56,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:56,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:56,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:57,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:57,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 539 states and 1026 transitions. [2021-11-23 00:37:57,942 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1026 transitions. [2021-11-23 00:37:57,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:57,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:57,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:57,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:37:58,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:58,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 540 states and 1027 transitions. [2021-11-23 00:37:58,331 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1027 transitions. [2021-11-23 00:37:58,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:37:58,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:58,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:58,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:02,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:02,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 548 states and 1045 transitions. [2021-11-23 00:38:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1045 transitions. [2021-11-23 00:38:02,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:38:02,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:02,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:02,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:03,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:03,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 551 states and 1051 transitions. [2021-11-23 00:38:03,612 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1051 transitions. [2021-11-23 00:38:03,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:38:03,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:03,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:03,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:03,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 539 states and 1026 transitions. [2021-11-23 00:38:03,664 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1026 transitions. [2021-11-23 00:38:03,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:38:03,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:03,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:03,799 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:05,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:05,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 542 states and 1034 transitions. [2021-11-23 00:38:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1034 transitions. [2021-11-23 00:38:05,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:38:05,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:05,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:05,888 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:38:08,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:08,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 549 states and 1049 transitions. [2021-11-23 00:38:08,450 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1049 transitions. [2021-11-23 00:38:08,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:38:08,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:08,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:08,847 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:38:11,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:11,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 551 states and 1052 transitions. [2021-11-23 00:38:11,642 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1052 transitions. [2021-11-23 00:38:11,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:38:11,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:11,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:11,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:14,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:14,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 557 states and 1069 transitions. [2021-11-23 00:38:14,141 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1069 transitions. [2021-11-23 00:38:14,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:38:14,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:14,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:14,278 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:15,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:15,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 563 states and 1080 transitions. [2021-11-23 00:38:15,877 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1080 transitions. [2021-11-23 00:38:15,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:15,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:15,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:15,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:16,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:16,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 561 states and 1076 transitions. [2021-11-23 00:38:16,257 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1076 transitions. [2021-11-23 00:38:16,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:16,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:16,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:16,285 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:16,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:16,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 562 states and 1077 transitions. [2021-11-23 00:38:16,752 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1077 transitions. [2021-11-23 00:38:16,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:16,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:16,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:16,785 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:17,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:17,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 563 states and 1078 transitions. [2021-11-23 00:38:17,280 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1078 transitions. [2021-11-23 00:38:17,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:17,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:17,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:17,312 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:17,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:17,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 563 states and 1077 transitions. [2021-11-23 00:38:17,329 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1077 transitions. [2021-11-23 00:38:17,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:17,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:17,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:17,368 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:17,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:17,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 565 states and 1081 transitions. [2021-11-23 00:38:17,392 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1081 transitions. [2021-11-23 00:38:17,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:17,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:17,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:17,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:17,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:17,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 566 states and 1082 transitions. [2021-11-23 00:38:17,466 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1082 transitions. [2021-11-23 00:38:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:17,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:17,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:18,513 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:34,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:34,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 592 states and 1149 transitions. [2021-11-23 00:38:34,512 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1149 transitions. [2021-11-23 00:38:34,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:34,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:34,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:34,555 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:34,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:34,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 593 states and 1150 transitions. [2021-11-23 00:38:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1150 transitions. [2021-11-23 00:38:34,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:34,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:34,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:34,615 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:35,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:35,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 594 states and 1154 transitions. [2021-11-23 00:38:35,584 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1154 transitions. [2021-11-23 00:38:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:35,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:35,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:35,617 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:36,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:36,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 595 states and 1155 transitions. [2021-11-23 00:38:36,064 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1155 transitions. [2021-11-23 00:38:36,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:36,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:36,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:36,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:37,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:37,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 596 states and 1159 transitions. [2021-11-23 00:38:37,230 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1159 transitions. [2021-11-23 00:38:37,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:37,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:37,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:37,260 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:39,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 599 states and 1165 transitions. [2021-11-23 00:38:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1165 transitions. [2021-11-23 00:38:39,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:39,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:39,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:43,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:43,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 606 states and 1179 transitions. [2021-11-23 00:38:43,837 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1179 transitions. [2021-11-23 00:38:43,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:43,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:43,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:43,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:43,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:43,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 594 states and 1154 transitions. [2021-11-23 00:38:43,892 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1154 transitions. [2021-11-23 00:38:43,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:38:43,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:43,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:43,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:46,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:46,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 597 states and 1161 transitions. [2021-11-23 00:38:46,227 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1161 transitions. [2021-11-23 00:38:46,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:38:46,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:46,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:46,248 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:48,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:48,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 601 states and 1168 transitions. [2021-11-23 00:38:48,011 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1168 transitions. [2021-11-23 00:38:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:38:48,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:48,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:48,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:48,032 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:50,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:50,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 607 states and 1179 transitions. [2021-11-23 00:38:50,005 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1179 transitions. [2021-11-23 00:38:50,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:38:50,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:50,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:50,028 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:51,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:51,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 613 states and 1196 transitions. [2021-11-23 00:38:51,918 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1196 transitions. [2021-11-23 00:38:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:38:51,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:51,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:51,951 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:52,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:52,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 615 states and 1200 transitions. [2021-11-23 00:38:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1200 transitions. [2021-11-23 00:38:52,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:52,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:52,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:52,487 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:52,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:52,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 613 states and 1196 transitions. [2021-11-23 00:38:52,859 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1196 transitions. [2021-11-23 00:38:52,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:52,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:52,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:52,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:53,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:53,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 614 states and 1197 transitions. [2021-11-23 00:38:53,309 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1197 transitions. [2021-11-23 00:38:53,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:53,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:53,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:53,331 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:38:53,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:53,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 615 states and 1198 transitions. [2021-11-23 00:38:53,806 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1198 transitions. [2021-11-23 00:38:53,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:53,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:53,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:53,835 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:53,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:53,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 617 states and 1202 transitions. [2021-11-23 00:38:53,871 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1202 transitions. [2021-11-23 00:38:53,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:53,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:53,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:53,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:53,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:53,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:53,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 619 states and 1206 transitions. [2021-11-23 00:38:53,934 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1206 transitions. [2021-11-23 00:38:53,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:53,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:53,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:54,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:38:59,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:59,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 629 states and 1226 transitions. [2021-11-23 00:38:59,366 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1226 transitions. [2021-11-23 00:38:59,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:38:59,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:59,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:00,548 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:22,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:22,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 657 states and 1300 transitions. [2021-11-23 00:39:22,907 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1300 transitions. [2021-11-23 00:39:22,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:22,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:22,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:22,934 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:24,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:24,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 658 states and 1304 transitions. [2021-11-23 00:39:24,062 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1304 transitions. [2021-11-23 00:39:24,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:24,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:24,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:24,096 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:25,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:25,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 660 states and 1306 transitions. [2021-11-23 00:39:25,948 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1306 transitions. [2021-11-23 00:39:25,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:25,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:25,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:25,978 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:30,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:30,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 664 states and 1316 transitions. [2021-11-23 00:39:30,639 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1316 transitions. [2021-11-23 00:39:30,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:30,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:30,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:30,663 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:36,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 671 states and 1330 transitions. [2021-11-23 00:39:36,237 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1330 transitions. [2021-11-23 00:39:36,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:36,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:36,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:36,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:36,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 659 states and 1305 transitions. [2021-11-23 00:39:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1305 transitions. [2021-11-23 00:39:36,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:39:36,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:36,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:36,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:36,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:39,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:39,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 662 states and 1312 transitions. [2021-11-23 00:39:39,288 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1312 transitions. [2021-11-23 00:39:39,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:39:39,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:39,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:39,318 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:39,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:39,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 662 states and 1311 transitions. [2021-11-23 00:39:39,935 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1311 transitions. [2021-11-23 00:39:39,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:39,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:39,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:40,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:40,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 660 states and 1307 transitions. [2021-11-23 00:39:40,404 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1307 transitions. [2021-11-23 00:39:40,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:40,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:40,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:40,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:40,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:40,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 661 states and 1308 transitions. [2021-11-23 00:39:40,931 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1308 transitions. [2021-11-23 00:39:40,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:40,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:40,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:40,952 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:41,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:41,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 662 states and 1309 transitions. [2021-11-23 00:39:41,500 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1309 transitions. [2021-11-23 00:39:41,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:41,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:41,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:41,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:42,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:42,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 664 states and 1312 transitions. [2021-11-23 00:39:42,141 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1312 transitions. [2021-11-23 00:39:42,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:42,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:42,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:42,176 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:42,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:42,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 666 states and 1316 transitions. [2021-11-23 00:39:42,210 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1316 transitions. [2021-11-23 00:39:42,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:42,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:42,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:42,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:42,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:42,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 668 states and 1320 transitions. [2021-11-23 00:39:42,276 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1320 transitions. [2021-11-23 00:39:42,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:42,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:42,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:42,652 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:50,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:50,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 680 states and 1346 transitions. [2021-11-23 00:39:50,988 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1346 transitions. [2021-11-23 00:39:50,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:50,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:50,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:51,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:57,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:57,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 690 states and 1371 transitions. [2021-11-23 00:39:57,731 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1371 transitions. [2021-11-23 00:39:57,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:57,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:57,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:57,755 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:59,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:59,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 692 states and 1373 transitions. [2021-11-23 00:39:59,710 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1373 transitions. [2021-11-23 00:39:59,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:39:59,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:59,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:39:59,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:59,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 680 states and 1349 transitions. [2021-11-23 00:39:59,768 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1349 transitions. [2021-11-23 00:39:59,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:39:59,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:59,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:59,783 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:40:01,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 687 states and 1359 transitions. [2021-11-23 00:40:01,368 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1359 transitions. [2021-11-23 00:40:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:40:01,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:01,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:01,398 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:40:02,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:02,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 688 states and 1362 transitions. [2021-11-23 00:40:02,511 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1362 transitions. [2021-11-23 00:40:02,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:40:02,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:02,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:02,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:02,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:02,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 690 states and 1365 transitions. [2021-11-23 00:40:02,569 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1365 transitions. [2021-11-23 00:40:02,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:40:02,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:02,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:03,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:03,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 692 states and 1368 transitions. [2021-11-23 00:40:03,430 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1368 transitions. [2021-11-23 00:40:03,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:40:03,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:03,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:03,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:03,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:03,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 694 states and 1372 transitions. [2021-11-23 00:40:03,514 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1372 transitions. [2021-11-23 00:40:03,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:40:03,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:03,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:03,554 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:03,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 696 states and 1376 transitions. [2021-11-23 00:40:03,589 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1376 transitions. [2021-11-23 00:40:03,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:40:03,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:03,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:03,948 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:12,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 710 states and 1406 transitions. [2021-11-23 00:40:12,952 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1406 transitions. [2021-11-23 00:40:12,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:40:12,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:12,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:12,978 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:40:14,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:14,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 711 states and 1409 transitions. [2021-11-23 00:40:14,677 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1409 transitions. [2021-11-23 00:40:14,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:40:14,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:14,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:14,701 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:14,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:14,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 713 states and 1412 transitions. [2021-11-23 00:40:14,741 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1412 transitions. [2021-11-23 00:40:14,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:40:14,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:14,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:14,766 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:40:14,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:14,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 715 states and 1415 transitions. [2021-11-23 00:40:14,799 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1415 transitions. [2021-11-23 00:40:14,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:40:14,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:14,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:14,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:14,843 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:40:14,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:14,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 717 states and 1418 transitions. [2021-11-23 00:40:14,878 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1418 transitions. [2021-11-23 00:40:14,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:40:14,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:14,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:14,900 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:40:14,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:14,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 719 states and 1422 transitions. [2021-11-23 00:40:14,926 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1422 transitions. [2021-11-23 00:40:14,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:40:14,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:14,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:14,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:40:15,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:15,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 721 states and 1425 transitions. [2021-11-23 00:40:15,638 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1425 transitions. [2021-11-23 00:40:15,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:40:15,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:15,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:15,666 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:40:15,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:15,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 723 states and 1429 transitions. [2021-11-23 00:40:15,688 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1429 transitions. [2021-11-23 00:40:15,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:40:15,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:15,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:16,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:26,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:26,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 739 states and 1464 transitions. [2021-11-23 00:40:26,551 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1464 transitions. [2021-11-23 00:40:26,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:40:26,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:26,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:26,571 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:40:32,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:32,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 746 states and 1477 transitions. [2021-11-23 00:40:32,718 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1477 transitions. [2021-11-23 00:40:32,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:40:32,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:32,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:32,734 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:40:33,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:33,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 752 states and 1488 transitions. [2021-11-23 00:40:33,936 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1488 transitions. [2021-11-23 00:40:33,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:40:33,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:33,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:34,147 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:40:35,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:35,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 753 states and 1491 transitions. [2021-11-23 00:40:35,472 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1491 transitions. [2021-11-23 00:40:35,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:40:35,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:35,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:35,487 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:40:39,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:39,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 760 states and 1509 transitions. [2021-11-23 00:40:39,085 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1509 transitions. [2021-11-23 00:40:39,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:40:39,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:39,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:39,104 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:40:39,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:39,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 760 states and 1508 transitions. [2021-11-23 00:40:39,128 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1508 transitions. [2021-11-23 00:40:39,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:40:39,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:39,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:39,156 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:39,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 762 states and 1511 transitions. [2021-11-23 00:40:39,190 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1511 transitions. [2021-11-23 00:40:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:40:39,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:39,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:39,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:39,212 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:39,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:39,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 764 states and 1514 transitions. [2021-11-23 00:40:39,241 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1514 transitions. [2021-11-23 00:40:39,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:40:39,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:39,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:39,639 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:53,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:53,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 782 states and 1564 transitions. [2021-11-23 00:40:53,631 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1564 transitions. [2021-11-23 00:40:53,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:40:53,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:53,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:53,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:53,648 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:40:55,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:55,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 787 states and 1574 transitions. [2021-11-23 00:40:55,554 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1574 transitions. [2021-11-23 00:40:55,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:40:55,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:55,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:55,568 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:40:57,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:57,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 788 states and 1576 transitions. [2021-11-23 00:40:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1576 transitions. [2021-11-23 00:40:57,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:40:57,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:57,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:57,062 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:57,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 790 states and 1579 transitions. [2021-11-23 00:40:57,091 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1579 transitions. [2021-11-23 00:40:57,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:40:57,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:57,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:57,108 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:57,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:57,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 792 states and 1582 transitions. [2021-11-23 00:40:57,137 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1582 transitions. [2021-11-23 00:40:57,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:40:57,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:57,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:57,159 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:40:57,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:57,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 794 states and 1585 transitions. [2021-11-23 00:40:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1585 transitions. [2021-11-23 00:40:57,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:40:57,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:57,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:57,585 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:41:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:07,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 809 states and 1617 transitions. [2021-11-23 00:41:07,788 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1617 transitions. [2021-11-23 00:41:07,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:41:07,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:07,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:09,085 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:41:12,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:12,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 809 states and 1616 transitions. [2021-11-23 00:41:12,860 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1616 transitions. [2021-11-23 00:41:12,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:41:12,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:12,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:12,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:12,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 811 states and 1619 transitions. [2021-11-23 00:41:12,915 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1619 transitions. [2021-11-23 00:41:12,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:41:12,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:12,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:12,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:12,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:12,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 813 states and 1622 transitions. [2021-11-23 00:41:12,965 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1622 transitions. [2021-11-23 00:41:12,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:41:12,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:12,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:12,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:12,983 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:13,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:13,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 815 states and 1625 transitions. [2021-11-23 00:41:13,011 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1625 transitions. [2021-11-23 00:41:13,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:41:13,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:13,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:13,030 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:41:13,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 817 states and 1628 transitions. [2021-11-23 00:41:13,059 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1628 transitions. [2021-11-23 00:41:13,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:41:13,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:13,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:13,081 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:41:14,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:14,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 822 states and 1643 transitions. [2021-11-23 00:41:14,490 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1643 transitions. [2021-11-23 00:41:14,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:41:14,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:14,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:14,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:14,505 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:41:17,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:17,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 824 states and 1646 transitions. [2021-11-23 00:41:17,127 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1646 transitions. [2021-11-23 00:41:17,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:41:17,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:17,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:17,160 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:17,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:17,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 825 states and 1647 transitions. [2021-11-23 00:41:17,200 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1647 transitions. [2021-11-23 00:41:17,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:41:17,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:17,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:17,347 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:18,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:18,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 826 states and 1652 transitions. [2021-11-23 00:41:18,119 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1652 transitions. [2021-11-23 00:41:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:41:18,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:18,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:18,140 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:19,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:19,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 827 states and 1653 transitions. [2021-11-23 00:41:19,514 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1653 transitions. [2021-11-23 00:41:19,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:41:19,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:19,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:19,532 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:20,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:20,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 828 states and 1654 transitions. [2021-11-23 00:41:20,786 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1654 transitions. [2021-11-23 00:41:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:41:20,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:20,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:20,809 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:23,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:23,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 834 states and 1669 transitions. [2021-11-23 00:41:23,378 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1669 transitions. [2021-11-23 00:41:23,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:41:23,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:23,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:23,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:23,397 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:41:24,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:24,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 839 states and 1684 transitions. [2021-11-23 00:41:24,761 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1684 transitions. [2021-11-23 00:41:24,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:41:24,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:24,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:24,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:24,775 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:26,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 840 states and 1688 transitions. [2021-11-23 00:41:26,066 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1688 transitions. [2021-11-23 00:41:26,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:41:26,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:26,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:26,080 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:26,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:26,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 841 states and 1689 transitions. [2021-11-23 00:41:26,103 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1689 transitions. [2021-11-23 00:41:26,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:41:26,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:26,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:26,129 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:27,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:27,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 842 states and 1690 transitions. [2021-11-23 00:41:27,562 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1690 transitions. [2021-11-23 00:41:27,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:41:27,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:27,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:27,580 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:28,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:28,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 843 states and 1691 transitions. [2021-11-23 00:41:28,860 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1691 transitions. [2021-11-23 00:41:28,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:41:28,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:28,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:28,878 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:30,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:30,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 844 states and 1696 transitions. [2021-11-23 00:41:30,398 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1696 transitions. [2021-11-23 00:41:30,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:41:30,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:30,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:30,415 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:41:33,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:33,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 850 states and 1711 transitions. [2021-11-23 00:41:33,118 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1711 transitions. [2021-11-23 00:41:33,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:41:33,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:33,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:33,138 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:41:33,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:33,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 855 states and 1719 transitions. [2021-11-23 00:41:33,811 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1719 transitions. [2021-11-23 00:41:33,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:41:33,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:33,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:33,832 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:41:35,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:35,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 860 states and 1728 transitions. [2021-11-23 00:41:35,043 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1728 transitions. [2021-11-23 00:41:35,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:41:35,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:35,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:35,060 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:41:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:36,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 865 states and 1738 transitions. [2021-11-23 00:41:36,461 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1738 transitions. [2021-11-23 00:41:36,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:41:36,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:36,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:36,481 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:41:37,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 870 states and 1748 transitions. [2021-11-23 00:41:37,875 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1748 transitions. [2021-11-23 00:41:37,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:41:37,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:37,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:37,895 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:41:46,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 883 states and 1768 transitions. [2021-11-23 00:41:46,466 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1768 transitions. [2021-11-23 00:41:46,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:41:46,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:46,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:46,499 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:41:59,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:59,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 893 states and 1795 transitions. [2021-11-23 00:41:59,618 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1795 transitions. [2021-11-23 00:41:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:41:59,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:59,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:42:11,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:11,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 901 states and 1816 transitions. [2021-11-23 00:42:11,598 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1816 transitions. [2021-11-23 00:42:11,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:42:11,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:11,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:11,620 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:42:12,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:12,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 902 states and 1818 transitions. [2021-11-23 00:42:12,829 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1818 transitions. [2021-11-23 00:42:12,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:42:12,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:12,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:12,851 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:42:14,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:14,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 907 states and 1820 transitions. [2021-11-23 00:42:14,776 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1820 transitions. [2021-11-23 00:42:14,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:42:14,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:14,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:42:16,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:16,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 907 states and 1817 transitions. [2021-11-23 00:42:16,158 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1817 transitions. [2021-11-23 00:42:16,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:42:16,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:16,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:16,177 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:42:25,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:25,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 921 states and 1846 transitions. [2021-11-23 00:42:25,734 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1846 transitions. [2021-11-23 00:42:25,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:42:25,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:25,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:25,752 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:42:27,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:27,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 921 states and 1841 transitions. [2021-11-23 00:42:27,346 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1841 transitions. [2021-11-23 00:42:27,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:42:27,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:27,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:27,379 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:42:28,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:28,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 922 states and 1843 transitions. [2021-11-23 00:42:28,852 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1843 transitions. [2021-11-23 00:42:28,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:42:28,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:28,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:28,891 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:42:28,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:28,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 924 states and 1846 transitions. [2021-11-23 00:42:28,946 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1846 transitions. [2021-11-23 00:42:28,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:42:28,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:28,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:28,990 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:42:29,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:29,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 926 states and 1849 transitions. [2021-11-23 00:42:29,055 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1849 transitions. [2021-11-23 00:42:29,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:42:29,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:29,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:29,113 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:42:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:29,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 928 states and 1852 transitions. [2021-11-23 00:42:29,167 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1852 transitions. [2021-11-23 00:42:29,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:42:29,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:29,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:29,212 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:42:29,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:29,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 930 states and 1855 transitions. [2021-11-23 00:42:29,264 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1855 transitions. [2021-11-23 00:42:29,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:42:29,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:29,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:29,289 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:42:44,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:44,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 945 states and 1894 transitions. [2021-11-23 00:42:44,280 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1894 transitions. [2021-11-23 00:42:44,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:42:44,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:44,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:44,308 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:42:44,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:44,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 947 states and 1897 transitions. [2021-11-23 00:42:44,346 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1897 transitions. [2021-11-23 00:42:44,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:42:44,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:44,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:44,363 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:42:45,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:45,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 948 states and 1901 transitions. [2021-11-23 00:42:45,849 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1901 transitions. [2021-11-23 00:42:45,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:42:45,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:45,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:45,874 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 00:42:46,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:46,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 949 states and 1906 transitions. [2021-11-23 00:42:46,864 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1906 transitions. [2021-11-23 00:42:46,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:42:46,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:46,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:47,038 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 00:42:48,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:48,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 950 states and 1911 transitions. [2021-11-23 00:42:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1911 transitions. [2021-11-23 00:42:48,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:42:48,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:48,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:48,588 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:43:02,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:02,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 963 states and 1945 transitions. [2021-11-23 00:43:02,404 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1945 transitions. [2021-11-23 00:43:02,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:43:02,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:02,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:02,439 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:43:02,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 965 states and 1948 transitions. [2021-11-23 00:43:02,485 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1948 transitions. [2021-11-23 00:43:02,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:43:02,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:02,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:02,516 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:43:02,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:02,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 967 states and 1951 transitions. [2021-11-23 00:43:02,554 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1951 transitions. [2021-11-23 00:43:02,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:43:02,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:02,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:02,581 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:43:02,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:02,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 969 states and 1954 transitions. [2021-11-23 00:43:02,619 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1954 transitions. [2021-11-23 00:43:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:43:02,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:02,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:02,645 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:43:08,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:08,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 978 states and 1975 transitions. [2021-11-23 00:43:08,485 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1975 transitions. [2021-11-23 00:43:08,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:43:08,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:08,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:08,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:08,506 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:43:21,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:21,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 993 states and 2014 transitions. [2021-11-23 00:43:21,957 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 2014 transitions. [2021-11-23 00:43:21,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:43:21,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:21,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:21,997 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:43:22,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:22,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 995 states and 2017 transitions. [2021-11-23 00:43:22,045 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 2017 transitions. [2021-11-23 00:43:22,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:43:22,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:22,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:22,064 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 00:43:23,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:23,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 996 states and 2022 transitions. [2021-11-23 00:43:23,607 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 2022 transitions. [2021-11-23 00:43:23,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:43:23,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:23,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:23,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:23,622 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 00:43:25,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:25,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 997 states and 2027 transitions. [2021-11-23 00:43:25,138 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 2027 transitions. [2021-11-23 00:43:25,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:43:25,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:25,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:43:36,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:36,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 1008 states and 2055 transitions. [2021-11-23 00:43:36,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2055 transitions. [2021-11-23 00:43:36,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:43:36,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:36,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:36,076 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:43:49,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:49,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 1021 states and 2089 transitions. [2021-11-23 00:43:49,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 2089 transitions. [2021-11-23 00:43:49,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:43:49,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:49,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:49,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:49,031 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:43:49,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:49,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 1023 states and 2092 transitions. [2021-11-23 00:43:49,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2092 transitions. [2021-11-23 00:43:49,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:43:49,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:49,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:49,076 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:43:49,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:49,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 1025 states and 2095 transitions. [2021-11-23 00:43:49,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2095 transitions. [2021-11-23 00:43:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:43:49,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:49,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:49,123 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:43:49,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:49,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1027 states and 2099 transitions. [2021-11-23 00:43:49,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 2099 transitions. [2021-11-23 00:43:49,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:43:49,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:49,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:49,164 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:43:52,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:52,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1029 states and 2102 transitions. [2021-11-23 00:43:52,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 2102 transitions. [2021-11-23 00:43:52,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:43:52,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:52,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:52,665 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:43:59,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:59,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 1040 states and 2128 transitions. [2021-11-23 00:43:59,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2128 transitions. [2021-11-23 00:43:59,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:43:59,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:59,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:59,894 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:01,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:01,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 1042 states and 2131 transitions. [2021-11-23 00:44:01,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 2131 transitions. [2021-11-23 00:44:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:01,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:01,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:01,307 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:12,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:12,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 1053 states and 2160 transitions. [2021-11-23 00:44:12,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2160 transitions. [2021-11-23 00:44:12,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:12,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:12,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:12,716 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:16,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:16,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 1055 states and 2163 transitions. [2021-11-23 00:44:16,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 2163 transitions. [2021-11-23 00:44:16,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:16,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:16,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:16,553 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:16,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:16,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 1057 states and 2166 transitions. [2021-11-23 00:44:16,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 2166 transitions. [2021-11-23 00:44:16,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:16,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:16,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:16,618 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:20,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:20,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 1059 states and 2169 transitions. [2021-11-23 00:44:20,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 2169 transitions. [2021-11-23 00:44:20,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:20,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:20,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:20,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:20,418 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:20,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:20,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 1061 states and 2172 transitions. [2021-11-23 00:44:20,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2172 transitions. [2021-11-23 00:44:20,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:20,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:20,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:20,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:20,468 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:26,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:26,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 1070 states and 2193 transitions. [2021-11-23 00:44:26,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2193 transitions. [2021-11-23 00:44:26,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:26,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:26,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:26,616 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:26,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:26,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 1072 states and 2196 transitions. [2021-11-23 00:44:26,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2196 transitions. [2021-11-23 00:44:26,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:26,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:26,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:26,668 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:26,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:26,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 1074 states and 2199 transitions. [2021-11-23 00:44:26,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 2199 transitions. [2021-11-23 00:44:26,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:26,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:26,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:26,845 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:35,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:35,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 1083 states and 2220 transitions. [2021-11-23 00:44:35,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2220 transitions. [2021-11-23 00:44:35,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:35,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:35,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:35,079 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:35,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:35,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 1085 states and 2224 transitions. [2021-11-23 00:44:35,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2224 transitions. [2021-11-23 00:44:35,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:35,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:35,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:35,124 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:44:41,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:41,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 1093 states and 2239 transitions. [2021-11-23 00:44:41,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 2239 transitions. [2021-11-23 00:44:41,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:41,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:41,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:42,013 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:42,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:42,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1093 states and 2238 transitions. [2021-11-23 00:44:42,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 2238 transitions. [2021-11-23 00:44:42,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:44:42,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:42,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:42,983 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:44,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:44,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 1095 states and 2241 transitions. [2021-11-23 00:44:44,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 2241 transitions. [2021-11-23 00:44:44,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:44:44,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:44,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:44,444 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:44:46,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:46,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 1096 states and 2243 transitions. [2021-11-23 00:44:46,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2243 transitions. [2021-11-23 00:44:46,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:44:46,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:46,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:46,074 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:44:47,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:47,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 1097 states and 2246 transitions. [2021-11-23 00:44:47,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2246 transitions. [2021-11-23 00:44:47,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:44:47,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:47,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:47,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:44:49,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:49,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 1098 states and 2248 transitions. [2021-11-23 00:44:49,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2248 transitions. [2021-11-23 00:44:49,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:44:49,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:49,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:49,486 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:44:58,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:58,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 1107 states and 2269 transitions. [2021-11-23 00:44:58,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 2269 transitions. [2021-11-23 00:44:58,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:44:58,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:58,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:58,808 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:03,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 1109 states and 2272 transitions. [2021-11-23 00:45:03,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2272 transitions. [2021-11-23 00:45:03,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:03,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:03,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:12,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:12,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 1118 states and 2293 transitions. [2021-11-23 00:45:12,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2293 transitions. [2021-11-23 00:45:12,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:12,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:12,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:12,589 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:13,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:13,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 1118 states and 2292 transitions. [2021-11-23 00:45:13,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2292 transitions. [2021-11-23 00:45:13,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:13,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:13,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:13,420 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:13,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:13,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 1120 states and 2295 transitions. [2021-11-23 00:45:13,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2295 transitions. [2021-11-23 00:45:13,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:13,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:13,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:13,491 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:13,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:13,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 1122 states and 2298 transitions. [2021-11-23 00:45:13,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2298 transitions. [2021-11-23 00:45:13,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:13,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:13,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:13,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:13,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 1124 states and 2301 transitions. [2021-11-23 00:45:13,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2301 transitions. [2021-11-23 00:45:13,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:13,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:13,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:13,641 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:24,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:24,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 1137 states and 2331 transitions. [2021-11-23 00:45:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2331 transitions. [2021-11-23 00:45:24,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:24,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:24,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:30,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:30,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 1144 states and 2346 transitions. [2021-11-23 00:45:30,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2346 transitions. [2021-11-23 00:45:30,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:30,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:30,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:30,332 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:37,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:37,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 1153 states and 2366 transitions. [2021-11-23 00:45:37,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2366 transitions. [2021-11-23 00:45:37,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:37,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:37,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:37,625 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:45:42,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:42,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 1159 states and 2376 transitions. [2021-11-23 00:45:42,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2376 transitions. [2021-11-23 00:45:42,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:42,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:42,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:42,238 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:44,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:44,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 1161 states and 2379 transitions. [2021-11-23 00:45:44,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2379 transitions. [2021-11-23 00:45:44,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:44,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:44,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:44,118 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:44,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 1163 states and 2382 transitions. [2021-11-23 00:45:44,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2382 transitions. [2021-11-23 00:45:44,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:45:44,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:44,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:44,958 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:45,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:45,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 1163 states and 2381 transitions. [2021-11-23 00:45:45,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2381 transitions. [2021-11-23 00:45:45,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:45:45,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:45,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:45,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:45,796 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:45:47,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:47,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 1164 states and 2383 transitions. [2021-11-23 00:45:47,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2383 transitions. [2021-11-23 00:45:47,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:45:47,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:47,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:47,628 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:45:49,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:49,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 1165 states and 2385 transitions. [2021-11-23 00:45:49,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 2385 transitions. [2021-11-23 00:45:49,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:45:49,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:49,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:49,486 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:45:51,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 1166 states and 2388 transitions. [2021-11-23 00:45:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2388 transitions. [2021-11-23 00:45:51,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:45:51,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:51,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:51,612 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:45:54,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:54,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 1166 states and 2387 transitions. [2021-11-23 00:45:54,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2387 transitions. [2021-11-23 00:45:54,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:45:54,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:54,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:55,034 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:45:58,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:58,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 1166 states and 2386 transitions. [2021-11-23 00:45:58,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2386 transitions. [2021-11-23 00:45:58,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:45:58,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:58,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:46:01,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:01,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 1166 states and 2385 transitions. [2021-11-23 00:46:01,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2385 transitions. [2021-11-23 00:46:01,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:46:01,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:01,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:02,036 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:46:05,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:05,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 1166 states and 2384 transitions. [2021-11-23 00:46:05,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2384 transitions. [2021-11-23 00:46:05,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:05,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:05,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:05,662 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:46:16,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:16,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2745 states to 1175 states and 2405 transitions. [2021-11-23 00:46:16,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2405 transitions. [2021-11-23 00:46:16,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:16,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:16,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:16,206 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:46:26,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:26,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 1186 states and 2430 transitions. [2021-11-23 00:46:26,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2430 transitions. [2021-11-23 00:46:26,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:26,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:26,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:26,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:26,388 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:46:32,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:32,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 1193 states and 2445 transitions. [2021-11-23 00:46:32,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2445 transitions. [2021-11-23 00:46:32,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:32,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:32,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:32,868 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:46:33,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:33,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 1193 states and 2444 transitions. [2021-11-23 00:46:33,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2444 transitions. [2021-11-23 00:46:33,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:33,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:33,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:33,915 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:46:33,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:33,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 1195 states and 2447 transitions. [2021-11-23 00:46:33,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2447 transitions. [2021-11-23 00:46:33,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:33,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:33,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:33,983 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:46:34,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:34,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 1197 states and 2451 transitions. [2021-11-23 00:46:34,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 2451 transitions. [2021-11-23 00:46:34,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:34,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:34,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:34,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:34,064 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:46:40,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:40,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 1204 states and 2466 transitions. [2021-11-23 00:46:40,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2466 transitions. [2021-11-23 00:46:40,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:40,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:40,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:40,636 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:46:48,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:48,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 1213 states and 2486 transitions. [2021-11-23 00:46:48,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2486 transitions. [2021-11-23 00:46:48,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:48,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:48,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:48,839 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:46:48,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:48,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 1215 states and 2489 transitions. [2021-11-23 00:46:48,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2489 transitions. [2021-11-23 00:46:48,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:48,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:48,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:48,889 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:46:54,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:54,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 1220 states and 2502 transitions. [2021-11-23 00:46:54,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2502 transitions. [2021-11-23 00:46:54,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:54,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:54,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:54,909 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:46:54,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:54,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 1222 states and 2505 transitions. [2021-11-23 00:46:54,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2505 transitions. [2021-11-23 00:46:54,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:46:54,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:54,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:54,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:54,995 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:47:10,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:10,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 1238 states and 2539 transitions. [2021-11-23 00:47:10,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2539 transitions. [2021-11-23 00:47:10,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:47:10,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:10,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:10,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:10,926 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.