./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.09.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_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/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_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.09.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/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_f094e5d1-8173-403a-b594-f024cd94d84d/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 2cb37d56f61ec273f723a733aad4526e011a3841f34b26767a03fdc541dd1ee3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:10:12,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:10:12,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:10:12,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:10:12,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:10:12,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:10:12,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:10:12,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:10:12,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:10:12,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:10:12,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:10:12,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:10:12,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:10:12,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:10:12,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:10:12,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:10:12,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:10:12,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:10:12,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:10:12,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:10:12,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:10:12,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:10:12,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:10:12,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:10:12,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:10:12,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:10:12,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:10:12,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:10:12,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:10:12,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:10:12,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:10:12,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:10:12,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:10:12,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:10:12,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:10:12,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:10:12,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:10:12,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:10:12,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:10:12,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:10:12,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:10:12,518 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:10:12,565 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:10:12,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:10:12,566 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:10:12,567 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:10:12,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:10:12,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:10:12,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:10:12,568 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:10:12,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:10:12,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:10:12,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:10:12,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:10:12,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:10:12,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:10:12,570 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:10:12,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:10:12,571 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:10:12,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:10:12,571 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:10:12,571 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:10:12,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:10:12,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:12,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:10:12,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:10:12,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:10:12,573 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:10:12,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:10:12,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:10:12,573 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_f094e5d1-8173-403a-b594-f024cd94d84d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2cb37d56f61ec273f723a733aad4526e011a3841f34b26767a03fdc541dd1ee3 [2021-11-22 23:10:12,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:10:12,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:10:12,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:10:12,885 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:10:12,886 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:10:12,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.09.cil-1.c [2021-11-22 23:10:12,959 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ/data/70d5941ca/fd4552b4478e4a779638075ed5b6e588/FLAG3b65bd440 [2021-11-22 23:10:13,521 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:10:13,521 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.09.cil-1.c [2021-11-22 23:10:13,537 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ/data/70d5941ca/fd4552b4478e4a779638075ed5b6e588/FLAG3b65bd440 [2021-11-22 23:10:13,822 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ/data/70d5941ca/fd4552b4478e4a779638075ed5b6e588 [2021-11-22 23:10:13,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:10:13,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:10:13,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:13,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:10:13,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:10:13,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:13" (1/1) ... [2021-11-22 23:10:13,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d36d955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:13, skipping insertion in model container [2021-11-22 23:10:13,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:13" (1/1) ... [2021-11-22 23:10:13,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:10:13,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:10:14,103 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_f094e5d1-8173-403a-b594-f024cd94d84d/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.09.cil-1.c[914,927] [2021-11-22 23:10:14,154 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_f094e5d1-8173-403a-b594-f024cd94d84d/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.09.cil-1.c[7115,7128] [2021-11-22 23:10:14,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:14,277 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:10:14,288 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_f094e5d1-8173-403a-b594-f024cd94d84d/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.09.cil-1.c[914,927] [2021-11-22 23:10:14,304 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_f094e5d1-8173-403a-b594-f024cd94d84d/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.09.cil-1.c[7115,7128] [2021-11-22 23:10:14,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:14,404 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:10:14,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14 WrapperNode [2021-11-22 23:10:14,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:14,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:14,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:10:14,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:10:14,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2021-11-22 23:10:14,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2021-11-22 23:10:14,509 INFO L137 Inliner]: procedures = 71, calls = 84, calls flagged for inlining = 40, calls inlined = 40, statements flattened = 866 [2021-11-22 23:10:14,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:14,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:10:14,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:10:14,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:10:14,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2021-11-22 23:10:14,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2021-11-22 23:10:14,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2021-11-22 23:10:14,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2021-11-22 23:10:14,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2021-11-22 23:10:14,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2021-11-22 23:10:14,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2021-11-22 23:10:14,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:10:14,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:10:14,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:10:14,614 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:10:14,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2021-11-22 23:10:14,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:14,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:10:14,653 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:10:14,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f094e5d1-8173-403a-b594-f024cd94d84d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:10:14,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:10:14,689 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-22 23:10:14,689 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-22 23:10:14,689 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2021-11-22 23:10:14,689 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2021-11-22 23:10:14,689 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2021-11-22 23:10:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2021-11-22 23:10:14,690 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2021-11-22 23:10:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2021-11-22 23:10:14,690 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2021-11-22 23:10:14,690 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2021-11-22 23:10:14,690 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2021-11-22 23:10:14,691 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2021-11-22 23:10:14,692 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2021-11-22 23:10:14,692 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2021-11-22 23:10:14,692 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2021-11-22 23:10:14,692 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2021-11-22 23:10:14,692 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2021-11-22 23:10:14,692 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2021-11-22 23:10:14,692 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2021-11-22 23:10:14,692 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2021-11-22 23:10:14,693 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2021-11-22 23:10:14,693 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2021-11-22 23:10:14,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:10:14,693 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2021-11-22 23:10:14,693 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2021-11-22 23:10:14,693 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2021-11-22 23:10:14,693 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2021-11-22 23:10:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:10:14,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:10:14,694 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2021-11-22 23:10:14,694 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2021-11-22 23:10:14,883 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:10:14,884 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:10:15,598 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:10:16,056 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:10:16,057 INFO L301 CfgBuilder]: Removed 16 assume(true) statements. [2021-11-22 23:10:16,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:16 BoogieIcfgContainer [2021-11-22 23:10:16,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:10:16,061 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:10:16,061 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:10:16,071 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:10:16,071 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:16" (1/1) ... [2021-11-22 23:10:16,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:10:16,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 227 states and 339 transitions. [2021-11-22 23:10:16,178 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 339 transitions. [2021-11-22 23:10:16,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:10:16,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:16,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:16,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 239 states and 356 transitions. [2021-11-22 23:10:16,748 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 356 transitions. [2021-11-22 23:10:16,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:10:16,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:16,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:16,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:17,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 238 states and 353 transitions. [2021-11-22 23:10:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 353 transitions. [2021-11-22 23:10:17,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:10:17,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:17,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:17,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:17,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 248 states and 373 transitions. [2021-11-22 23:10:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 373 transitions. [2021-11-22 23:10:17,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:10:17,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:17,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:18,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:18,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 260 states and 396 transitions. [2021-11-22 23:10:18,690 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 396 transitions. [2021-11-22 23:10:18,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:10:18,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:18,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:18,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:18,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 260 states and 395 transitions. [2021-11-22 23:10:18,770 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 395 transitions. [2021-11-22 23:10:18,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:10:18,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:18,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:18,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:19,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 270 states and 409 transitions. [2021-11-22 23:10:19,558 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 409 transitions. [2021-11-22 23:10:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:10:19,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:19,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 278 states and 425 transitions. [2021-11-22 23:10:19,984 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 425 transitions. [2021-11-22 23:10:19,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:10:19,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:20,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 285 states and 435 transitions. [2021-11-22 23:10:20,466 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 435 transitions. [2021-11-22 23:10:20,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:10:20,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,553 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:10:20,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 286 states and 438 transitions. [2021-11-22 23:10:20,683 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 438 transitions. [2021-11-22 23:10:20,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:10:20,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:21,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 296 states and 460 transitions. [2021-11-22 23:10:21,532 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 460 transitions. [2021-11-22 23:10:21,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:10:21,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:21,577 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:10:21,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:21,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 297 states and 461 transitions. [2021-11-22 23:10:21,592 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 461 transitions. [2021-11-22 23:10:21,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:10:21,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:21,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:21,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:24,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 319 states and 505 transitions. [2021-11-22 23:10:24,196 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 505 transitions. [2021-11-22 23:10:24,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:10:24,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,242 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:10:24,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 323 states and 510 transitions. [2021-11-22 23:10:24,436 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 510 transitions. [2021-11-22 23:10:24,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:10:24,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,467 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:24,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 323 states and 508 transitions. [2021-11-22 23:10:24,946 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 508 transitions. [2021-11-22 23:10:24,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:10:24,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,368 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:27,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 336 states and 536 transitions. [2021-11-22 23:10:27,569 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 536 transitions. [2021-11-22 23:10:27,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:10:27,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,674 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:28,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 343 states and 552 transitions. [2021-11-22 23:10:28,550 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 552 transitions. [2021-11-22 23:10:28,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:10:28,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,813 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:10:29,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:29,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 342 states and 549 transitions. [2021-11-22 23:10:29,999 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 549 transitions. [2021-11-22 23:10:30,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:10:30,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:30,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,041 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:31,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 350 states and 564 transitions. [2021-11-22 23:10:31,624 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 564 transitions. [2021-11-22 23:10:31,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:10:31,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:31,673 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:31,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:31,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 351 states and 568 transitions. [2021-11-22 23:10:31,931 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 568 transitions. [2021-11-22 23:10:31,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:10:31,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:31,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:31,958 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:32,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 358 states and 592 transitions. [2021-11-22 23:10:32,724 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 592 transitions. [2021-11-22 23:10:32,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:10:32,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,751 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:33,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 360 states and 597 transitions. [2021-11-22 23:10:33,081 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 597 transitions. [2021-11-22 23:10:33,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:33,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:33,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 390 states and 655 transitions. [2021-11-22 23:10:33,599 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 655 transitions. [2021-11-22 23:10:33,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:33,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:33,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 391 states and 655 transitions. [2021-11-22 23:10:33,654 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 655 transitions. [2021-11-22 23:10:33,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:33,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:33,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 392 states and 655 transitions. [2021-11-22 23:10:33,721 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 655 transitions. [2021-11-22 23:10:33,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:33,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:33,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 393 states and 655 transitions. [2021-11-22 23:10:33,775 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 655 transitions. [2021-11-22 23:10:33,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:33,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:33,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 394 states and 655 transitions. [2021-11-22 23:10:33,832 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 655 transitions. [2021-11-22 23:10:33,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:33,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:33,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 395 states and 655 transitions. [2021-11-22 23:10:33,921 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 655 transitions. [2021-11-22 23:10:33,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:33,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 396 states and 655 transitions. [2021-11-22 23:10:34,025 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 655 transitions. [2021-11-22 23:10:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:34,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:34,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 397 states and 655 transitions. [2021-11-22 23:10:34,083 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 655 transitions. [2021-11-22 23:10:34,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:34,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:34,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 398 states and 655 transitions. [2021-11-22 23:10:34,137 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 655 transitions. [2021-11-22 23:10:34,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:34,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:35,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 425 states and 712 transitions. [2021-11-22 23:10:35,011 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 712 transitions. [2021-11-22 23:10:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:35,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:35,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 426 states and 712 transitions. [2021-11-22 23:10:35,069 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 712 transitions. [2021-11-22 23:10:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:35,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:35,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 427 states and 712 transitions. [2021-11-22 23:10:35,131 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 712 transitions. [2021-11-22 23:10:35,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:35,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:35,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 428 states and 712 transitions. [2021-11-22 23:10:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 712 transitions. [2021-11-22 23:10:35,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:35,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:35,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 429 states and 712 transitions. [2021-11-22 23:10:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 712 transitions. [2021-11-22 23:10:35,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:35,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:35,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 430 states and 712 transitions. [2021-11-22 23:10:35,360 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 712 transitions. [2021-11-22 23:10:35,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:35,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:35,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 431 states and 712 transitions. [2021-11-22 23:10:35,415 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 712 transitions. [2021-11-22 23:10:35,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:35,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:36,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 452 states and 757 transitions. [2021-11-22 23:10:36,395 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 757 transitions. [2021-11-22 23:10:36,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:36,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:36,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 453 states and 757 transitions. [2021-11-22 23:10:36,450 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 757 transitions. [2021-11-22 23:10:36,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:36,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:36,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 454 states and 757 transitions. [2021-11-22 23:10:36,549 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 757 transitions. [2021-11-22 23:10:36,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:36,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:36,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 455 states and 757 transitions. [2021-11-22 23:10:36,615 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 757 transitions. [2021-11-22 23:10:36,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:36,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:36,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 456 states and 757 transitions. [2021-11-22 23:10:36,699 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 757 transitions. [2021-11-22 23:10:36,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:36,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:36,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:36,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:36,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 457 states and 757 transitions. [2021-11-22 23:10:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 757 transitions. [2021-11-22 23:10:36,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:36,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:36,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:37,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 475 states and 796 transitions. [2021-11-22 23:10:37,866 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 796 transitions. [2021-11-22 23:10:37,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:37,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:37,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 476 states and 796 transitions. [2021-11-22 23:10:37,924 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 796 transitions. [2021-11-22 23:10:37,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:37,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:38,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 477 states and 796 transitions. [2021-11-22 23:10:38,019 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 796 transitions. [2021-11-22 23:10:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:38,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:38,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 478 states and 796 transitions. [2021-11-22 23:10:38,074 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 796 transitions. [2021-11-22 23:10:38,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:38,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:39,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 490 states and 823 transitions. [2021-11-22 23:10:39,073 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 823 transitions. [2021-11-22 23:10:39,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:39,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:39,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 491 states and 823 transitions. [2021-11-22 23:10:39,133 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 823 transitions. [2021-11-22 23:10:39,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:39,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:39,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 499 states and 838 transitions. [2021-11-22 23:10:39,863 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 838 transitions. [2021-11-22 23:10:39,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:10:39,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,889 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:10:40,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 504 states and 846 transitions. [2021-11-22 23:10:40,326 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 846 transitions. [2021-11-22 23:10:40,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:10:40,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,356 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:40,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:40,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 505 states and 849 transitions. [2021-11-22 23:10:40,836 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 849 transitions. [2021-11-22 23:10:40,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:10:40,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:40,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:41,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:41,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 510 states and 861 transitions. [2021-11-22 23:10:41,214 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 861 transitions. [2021-11-22 23:10:41,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:10:41,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:41,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:41,245 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:41,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:41,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 512 states and 864 transitions. [2021-11-22 23:10:41,963 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 864 transitions. [2021-11-22 23:10:41,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:10:41,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:41,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,019 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:42,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:42,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 517 states and 876 transitions. [2021-11-22 23:10:42,507 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 876 transitions. [2021-11-22 23:10:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:10:42,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:42,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:42,678 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:44,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:44,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 519 states and 879 transitions. [2021-11-22 23:10:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 879 transitions. [2021-11-22 23:10:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:10:44,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:44,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:44,171 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:45,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:45,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 521 states and 882 transitions. [2021-11-22 23:10:45,045 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 882 transitions. [2021-11-22 23:10:45,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:10:45,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:45,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:46,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:46,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 527 states and 893 transitions. [2021-11-22 23:10:46,203 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 893 transitions. [2021-11-22 23:10:46,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:10:46,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:46,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:46,234 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:47,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:47,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 533 states and 910 transitions. [2021-11-22 23:10:47,213 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 910 transitions. [2021-11-22 23:10:47,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:10:47,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:47,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:47,240 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:48,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 537 states and 917 transitions. [2021-11-22 23:10:48,113 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 917 transitions. [2021-11-22 23:10:48,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:10:48,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:48,139 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:48,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 543 states and 928 transitions. [2021-11-22 23:10:48,916 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 928 transitions. [2021-11-22 23:10:48,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:10:48,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:48,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:48,961 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:49,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:49,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 549 states and 945 transitions. [2021-11-22 23:10:49,813 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 945 transitions. [2021-11-22 23:10:49,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:10:49,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:49,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:49,866 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:50,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 551 states and 949 transitions. [2021-11-22 23:10:50,124 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 949 transitions. [2021-11-22 23:10:50,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:10:50,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:50,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:50,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 551 states and 948 transitions. [2021-11-22 23:10:50,444 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 948 transitions. [2021-11-22 23:10:50,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:10:50,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:50,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:50,477 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:51,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 558 states and 958 transitions. [2021-11-22 23:10:51,103 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 958 transitions. [2021-11-22 23:10:51,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:10:51,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,143 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:10:51,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:51,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 559 states and 961 transitions. [2021-11-22 23:10:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 961 transitions. [2021-11-22 23:10:51,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:10:51,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:51,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:51,635 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:10:52,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 560 states and 964 transitions. [2021-11-22 23:10:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 964 transitions. [2021-11-22 23:10:52,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:10:52,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:52,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:52,239 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:54,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:54,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 573 states and 988 transitions. [2021-11-22 23:10:54,921 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 988 transitions. [2021-11-22 23:10:54,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:10:54,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:54,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:54,965 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:10:55,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:55,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 574 states and 991 transitions. [2021-11-22 23:10:55,531 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 991 transitions. [2021-11-22 23:10:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:10:55,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:55,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:55,559 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:10:56,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 581 states and 1009 transitions. [2021-11-22 23:10:56,895 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1009 transitions. [2021-11-22 23:10:56,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:10:56,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,923 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:10:56,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:56,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 581 states and 1008 transitions. [2021-11-22 23:10:56,943 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1008 transitions. [2021-11-22 23:10:56,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:10:56,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:56,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:56,970 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:10:57,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:57,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 586 states and 1018 transitions. [2021-11-22 23:10:57,699 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1018 transitions. [2021-11-22 23:10:57,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:10:57,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:57,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:10:58,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:58,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 587 states and 1020 transitions. [2021-11-22 23:10:58,344 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1020 transitions. [2021-11-22 23:10:58,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:10:58,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:58,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:58,545 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:11:02,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:02,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 602 states and 1052 transitions. [2021-11-22 23:11:02,115 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1052 transitions. [2021-11-22 23:11:02,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:11:02,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:02,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:02,714 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:11:04,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 602 states and 1051 transitions. [2021-11-22 23:11:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1051 transitions. [2021-11-22 23:11:04,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-22 23:11:04,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:11:04,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:04,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 607 states and 1066 transitions. [2021-11-22 23:11:04,650 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1066 transitions. [2021-11-22 23:11:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:11:04,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:04,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:04,678 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:11:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 609 states and 1069 transitions. [2021-11-22 23:11:05,841 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1069 transitions. [2021-11-22 23:11:05,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:11:05,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,873 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:11:05,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:05,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 610 states and 1070 transitions. [2021-11-22 23:11:05,907 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1070 transitions. [2021-11-22 23:11:05,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:11:05,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:05,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:05,941 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:11:06,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:06,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 611 states and 1071 transitions. [2021-11-22 23:11:06,443 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1071 transitions. [2021-11-22 23:11:06,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:11:06,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:06,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:06,481 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:11:07,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:07,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 612 states and 1072 transitions. [2021-11-22 23:11:07,073 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1072 transitions. [2021-11-22 23:11:07,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:11:07,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:07,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:07,103 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:11:08,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:08,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 619 states and 1092 transitions. [2021-11-22 23:11:08,484 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1092 transitions. [2021-11-22 23:11:08,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:11:08,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:08,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:08,515 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:11:09,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 624 states and 1107 transitions. [2021-11-22 23:11:09,243 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1107 transitions. [2021-11-22 23:11:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:09,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,270 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:11:09,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 625 states and 1108 transitions. [2021-11-22 23:11:09,810 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1108 transitions. [2021-11-22 23:11:09,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:09,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:09,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:09,839 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:11:10,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 626 states and 1109 transitions. [2021-11-22 23:11:10,290 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1109 transitions. [2021-11-22 23:11:10,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:10,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,315 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:11:10,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:10,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 627 states and 1110 transitions. [2021-11-22 23:11:10,341 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1110 transitions. [2021-11-22 23:11:10,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:10,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:10,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:10,366 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:11:11,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:11,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 634 states and 1130 transitions. [2021-11-22 23:11:11,932 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1130 transitions. [2021-11-22 23:11:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:11,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:11,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:11,957 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:11:12,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 635 states and 1134 transitions. [2021-11-22 23:11:12,420 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1134 transitions. [2021-11-22 23:11:12,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:11:12,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,450 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:11:12,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:12,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 640 states and 1142 transitions. [2021-11-22 23:11:12,808 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1142 transitions. [2021-11-22 23:11:12,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:11:12,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:12,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:12,840 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:11:13,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:13,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 645 states and 1151 transitions. [2021-11-22 23:11:13,309 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1151 transitions. [2021-11-22 23:11:13,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:11:13,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:13,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:13,336 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:11:14,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 650 states and 1161 transitions. [2021-11-22 23:11:14,061 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1161 transitions. [2021-11-22 23:11:14,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:11:14,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:14,099 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:11:14,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:14,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 655 states and 1171 transitions. [2021-11-22 23:11:14,732 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1171 transitions. [2021-11-22 23:11:14,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:14,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:14,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:15,528 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:11:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:23,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 692 states and 1257 transitions. [2021-11-22 23:11:23,354 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1257 transitions. [2021-11-22 23:11:23,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:23,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:23,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:23,760 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:28,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:28,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 698 states and 1275 transitions. [2021-11-22 23:11:28,348 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1275 transitions. [2021-11-22 23:11:28,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:28,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:28,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:28,870 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:35,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:35,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 707 states and 1306 transitions. [2021-11-22 23:11:35,697 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1306 transitions. [2021-11-22 23:11:35,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:35,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:35,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:35,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:35,736 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:36,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:36,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 710 states and 1312 transitions. [2021-11-22 23:11:36,503 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1312 transitions. [2021-11-22 23:11:36,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:36,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:36,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:36,543 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:37,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:37,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 711 states and 1315 transitions. [2021-11-22 23:11:37,307 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1315 transitions. [2021-11-22 23:11:37,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:37,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:37,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:37,346 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:38,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:38,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 712 states and 1317 transitions. [2021-11-22 23:11:38,132 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1317 transitions. [2021-11-22 23:11:38,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:38,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:38,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:38,286 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:39,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:39,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 714 states and 1320 transitions. [2021-11-22 23:11:39,106 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1320 transitions. [2021-11-22 23:11:39,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:39,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:39,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:39,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:39,592 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:47,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 729 states and 1365 transitions. [2021-11-22 23:11:47,843 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1365 transitions. [2021-11-22 23:11:47,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:47,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:47,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:47,881 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:50,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:50,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 733 states and 1376 transitions. [2021-11-22 23:11:50,357 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1376 transitions. [2021-11-22 23:11:50,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:50,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:50,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:50,399 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:52,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 739 states and 1392 transitions. [2021-11-22 23:11:52,910 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1392 transitions. [2021-11-22 23:11:52,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:52,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:52,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:52,957 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:53,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 741 states and 1395 transitions. [2021-11-22 23:11:53,873 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1395 transitions. [2021-11-22 23:11:53,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:53,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:53,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:53,915 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:54,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 742 states and 1397 transitions. [2021-11-22 23:11:54,765 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1397 transitions. [2021-11-22 23:11:54,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:54,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:54,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:54,798 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:55,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 743 states and 1399 transitions. [2021-11-22 23:11:55,567 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1399 transitions. [2021-11-22 23:11:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:55,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:11:55,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 744 states and 1401 transitions. [2021-11-22 23:11:55,627 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1401 transitions. [2021-11-22 23:11:55,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:11:55,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:56,099 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:07,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:07,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 768 states and 1472 transitions. [2021-11-22 23:12:07,686 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1472 transitions. [2021-11-22 23:12:07,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:07,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:07,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:07,720 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:08,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:08,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 769 states and 1475 transitions. [2021-11-22 23:12:08,711 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1475 transitions. [2021-11-22 23:12:08,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:08,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:08,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:08,737 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:10,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:10,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 772 states and 1483 transitions. [2021-11-22 23:12:10,323 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1483 transitions. [2021-11-22 23:12:10,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:10,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:10,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:10,357 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:15,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:15,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 784 states and 1515 transitions. [2021-11-22 23:12:15,578 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1515 transitions. [2021-11-22 23:12:15,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:15,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:15,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:15,612 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:16,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:16,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 786 states and 1518 transitions. [2021-11-22 23:12:16,566 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1518 transitions. [2021-11-22 23:12:16,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:16,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:16,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:16,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:16,598 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:17,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:17,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 787 states and 1520 transitions. [2021-11-22 23:12:17,479 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1520 transitions. [2021-11-22 23:12:17,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:17,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:17,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:17,511 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:18,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:18,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 788 states and 1522 transitions. [2021-11-22 23:12:18,370 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1522 transitions. [2021-11-22 23:12:18,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:18,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:18,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:18,401 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:18,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:18,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 789 states and 1524 transitions. [2021-11-22 23:12:18,426 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1524 transitions. [2021-11-22 23:12:18,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:18,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:18,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:19,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:19,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 790 states and 1526 transitions. [2021-11-22 23:12:19,343 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1526 transitions. [2021-11-22 23:12:19,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:19,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:19,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:19,371 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:19,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:19,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 791 states and 1528 transitions. [2021-11-22 23:12:19,502 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1528 transitions. [2021-11-22 23:12:19,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:19,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:19,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:19,544 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:19,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:19,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 792 states and 1530 transitions. [2021-11-22 23:12:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1530 transitions. [2021-11-22 23:12:19,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:19,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:19,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:20,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:20,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 795 states and 1536 transitions. [2021-11-22 23:12:20,378 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1536 transitions. [2021-11-22 23:12:20,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:20,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:20,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:22,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:22,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 798 states and 1540 transitions. [2021-11-22 23:12:22,717 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1540 transitions. [2021-11-22 23:12:22,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:22,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:22,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:22,744 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:23,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:23,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 798 states and 1536 transitions. [2021-11-22 23:12:23,158 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1536 transitions. [2021-11-22 23:12:23,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:23,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:23,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:23,180 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:24,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:24,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 798 states and 1524 transitions. [2021-11-22 23:12:24,874 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1524 transitions. [2021-11-22 23:12:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:24,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:24,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:24,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:24,895 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:25,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:25,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 798 states and 1522 transitions. [2021-11-22 23:12:25,921 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1522 transitions. [2021-11-22 23:12:25,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:25,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:25,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:25,945 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 798 states and 1518 transitions. [2021-11-22 23:12:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1518 transitions. [2021-11-22 23:12:26,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:26,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:26,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:26,411 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:26,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:26,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 798 states and 1514 transitions. [2021-11-22 23:12:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1514 transitions. [2021-11-22 23:12:26,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:12:26,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:26,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:26,866 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:27,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 798 states and 1510 transitions. [2021-11-22 23:12:27,270 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1510 transitions. [2021-11-22 23:12:27,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:12:27,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:27,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:12:32,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:32,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 811 states and 1530 transitions. [2021-11-22 23:12:32,367 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1530 transitions. [2021-11-22 23:12:32,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:32,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:32,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:32,394 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:32,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:32,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 809 states and 1526 transitions. [2021-11-22 23:12:32,737 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1526 transitions. [2021-11-22 23:12:32,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:32,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:32,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:32,768 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:33,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:33,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 810 states and 1527 transitions. [2021-11-22 23:12:33,135 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1527 transitions. [2021-11-22 23:12:33,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:33,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:33,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:33,162 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:33,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:33,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 811 states and 1528 transitions. [2021-11-22 23:12:33,544 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1528 transitions. [2021-11-22 23:12:33,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:33,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:33,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:33,572 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:33,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:33,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 812 states and 1529 transitions. [2021-11-22 23:12:33,981 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1529 transitions. [2021-11-22 23:12:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:33,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:33,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:34,010 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:34,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:34,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 813 states and 1530 transitions. [2021-11-22 23:12:34,465 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1530 transitions. [2021-11-22 23:12:34,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:34,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:34,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:35,571 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:12:49,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:49,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 850 states and 1642 transitions. [2021-11-22 23:12:49,264 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1642 transitions. [2021-11-22 23:12:49,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:49,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:49,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:49,292 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:50,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:50,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 852 states and 1647 transitions. [2021-11-22 23:12:50,336 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1647 transitions. [2021-11-22 23:12:50,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:50,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:50,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:50,363 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:51,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:51,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 853 states and 1648 transitions. [2021-11-22 23:12:51,033 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1648 transitions. [2021-11-22 23:12:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:51,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:51,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:51,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:51,062 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:51,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:51,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 854 states and 1649 transitions. [2021-11-22 23:12:51,545 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1649 transitions. [2021-11-22 23:12:51,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:51,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:51,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:51,573 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:55,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 862 states and 1666 transitions. [2021-11-22 23:12:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1666 transitions. [2021-11-22 23:12:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:55,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:55,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:55,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:55,351 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:12:56,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:56,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 864 states and 1671 transitions. [2021-11-22 23:12:56,388 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1671 transitions. [2021-11-22 23:12:56,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:12:56,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:56,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:56,608 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:00,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:00,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 873 states and 1689 transitions. [2021-11-22 23:13:00,640 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1689 transitions. [2021-11-22 23:13:00,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:13:00,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:00,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:00,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:01,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 876 states and 1695 transitions. [2021-11-22 23:13:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1695 transitions. [2021-11-22 23:13:01,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:13:01,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:01,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:01,672 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:13:02,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:02,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 877 states and 1696 transitions. [2021-11-22 23:13:02,146 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1696 transitions. [2021-11-22 23:13:02,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:13:02,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:02,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:02,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:03,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:03,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 879 states and 1701 transitions. [2021-11-22 23:13:03,203 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1701 transitions. [2021-11-22 23:13:03,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:13:03,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:03,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:03,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:03,225 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:12,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:12,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 900 states and 1744 transitions. [2021-11-22 23:13:12,164 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1744 transitions. [2021-11-22 23:13:12,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:13:12,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:12,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:12,192 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:13:12,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:12,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 876 states and 1701 transitions. [2021-11-22 23:13:12,213 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1701 transitions. [2021-11-22 23:13:12,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:13:12,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:12,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:12,233 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:14,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:14,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 879 states and 1708 transitions. [2021-11-22 23:13:14,003 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1708 transitions. [2021-11-22 23:13:14,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:14,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:14,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:14,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:14,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 877 states and 1704 transitions. [2021-11-22 23:13:14,439 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1704 transitions. [2021-11-22 23:13:14,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:14,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:14,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:14,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:14,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 878 states and 1705 transitions. [2021-11-22 23:13:14,958 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1705 transitions. [2021-11-22 23:13:14,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:14,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:14,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:14,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:15,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:15,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 879 states and 1706 transitions. [2021-11-22 23:13:15,419 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1706 transitions. [2021-11-22 23:13:15,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:15,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:15,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:15,442 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:15,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 880 states and 1707 transitions. [2021-11-22 23:13:15,916 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1707 transitions. [2021-11-22 23:13:15,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:15,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:15,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:15,942 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:16,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:16,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 881 states and 1708 transitions. [2021-11-22 23:13:16,477 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1708 transitions. [2021-11-22 23:13:16,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:16,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:16,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:16,518 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:13:16,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:16,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 882 states and 1709 transitions. [2021-11-22 23:13:16,544 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1709 transitions. [2021-11-22 23:13:16,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:16,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:16,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:18,024 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:13:36,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 921 states and 1827 transitions. [2021-11-22 23:13:36,548 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1827 transitions. [2021-11-22 23:13:36,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:36,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:36,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:36,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:37,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:37,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 923 states and 1832 transitions. [2021-11-22 23:13:37,771 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1832 transitions. [2021-11-22 23:13:37,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:37,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:37,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:37,803 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:38,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 924 states and 1833 transitions. [2021-11-22 23:13:38,416 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1833 transitions. [2021-11-22 23:13:38,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:38,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:38,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:38,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:38,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 925 states and 1834 transitions. [2021-11-22 23:13:38,992 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1834 transitions. [2021-11-22 23:13:38,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:38,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:38,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:39,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:40,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:40,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 927 states and 1839 transitions. [2021-11-22 23:13:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1839 transitions. [2021-11-22 23:13:40,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:40,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:40,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:40,354 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:43,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:43,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 933 states and 1851 transitions. [2021-11-22 23:13:43,594 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1851 transitions. [2021-11-22 23:13:43,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:43,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:43,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:43,620 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:50,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 947 states and 1880 transitions. [2021-11-22 23:13:50,705 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1880 transitions. [2021-11-22 23:13:50,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:50,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:50,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:50,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:13:51,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 948 states and 1881 transitions. [2021-11-22 23:13:51,293 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1881 transitions. [2021-11-22 23:13:51,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:13:51,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:51,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:51,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:03,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:03,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 970 states and 1928 transitions. [2021-11-22 23:14:03,523 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1928 transitions. [2021-11-22 23:14:03,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:14:03,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:03,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:03,556 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:03,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:03,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 946 states and 1883 transitions. [2021-11-22 23:14:03,583 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1883 transitions. [2021-11-22 23:14:03,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:14:03,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:03,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:03,612 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:05,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 949 states and 1890 transitions. [2021-11-22 23:14:05,738 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1890 transitions. [2021-11-22 23:14:05,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:05,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:05,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:05,756 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:07,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:07,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 950 states and 1892 transitions. [2021-11-22 23:14:07,193 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1892 transitions. [2021-11-22 23:14:07,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:07,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:07,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:07,221 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:14:08,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:08,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 955 states and 1894 transitions. [2021-11-22 23:14:08,801 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1894 transitions. [2021-11-22 23:14:08,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:08,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:08,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:08,824 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:10,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:10,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 955 states and 1891 transitions. [2021-11-22 23:14:10,054 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1891 transitions. [2021-11-22 23:14:10,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:10,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:10,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:10,095 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:20,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:20,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 969 states and 1920 transitions. [2021-11-22 23:14:20,828 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1920 transitions. [2021-11-22 23:14:20,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:14:20,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:20,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:20,849 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:22,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:22,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 969 states and 1915 transitions. [2021-11-22 23:14:22,665 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1915 transitions. [2021-11-22 23:14:22,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:14:22,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:22,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:22,697 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-22 23:14:24,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:24,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 970 states and 1917 transitions. [2021-11-22 23:14:24,301 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1917 transitions. [2021-11-22 23:14:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:14:24,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:24,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:24,326 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:24,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:24,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 968 states and 1913 transitions. [2021-11-22 23:14:24,903 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1913 transitions. [2021-11-22 23:14:24,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:14:24,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:24,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:24,934 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:25,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:25,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 969 states and 1914 transitions. [2021-11-22 23:14:25,772 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1914 transitions. [2021-11-22 23:14:25,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:14:25,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:25,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:25,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:26,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 970 states and 1915 transitions. [2021-11-22 23:14:26,575 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1915 transitions. [2021-11-22 23:14:26,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:14:26,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:26,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:26,608 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:27,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:27,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 971 states and 1916 transitions. [2021-11-22 23:14:27,308 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1916 transitions. [2021-11-22 23:14:27,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:14:27,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:27,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:14:28,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:28,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 972 states and 1917 transitions. [2021-11-22 23:14:28,166 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1917 transitions. [2021-11-22 23:14:28,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:14:28,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:28,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:28,214 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:14:28,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:28,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 973 states and 1918 transitions. [2021-11-22 23:14:28,248 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1918 transitions. [2021-11-22 23:14:28,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:14:28,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:28,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:30,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:00,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:00,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1014 states and 2041 transitions. [2021-11-22 23:15:00,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 2041 transitions. [2021-11-22 23:15:00,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:00,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:00,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,184 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:01,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1016 states and 2046 transitions. [2021-11-22 23:15:01,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2046 transitions. [2021-11-22 23:15:01,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:01,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1017 states and 2047 transitions. [2021-11-22 23:15:02,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2047 transitions. [2021-11-22 23:15:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:02,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,569 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:03,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1018 states and 2048 transitions. [2021-11-22 23:15:03,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2048 transitions. [2021-11-22 23:15:03,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:03,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:08,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:08,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 1026 states and 2065 transitions. [2021-11-22 23:15:08,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2065 transitions. [2021-11-22 23:15:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:09,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:09,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:17,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:17,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 1040 states and 2094 transitions. [2021-11-22 23:15:17,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2094 transitions. [2021-11-22 23:15:17,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:17,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:17,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:17,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:18,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:18,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1041 states and 2095 transitions. [2021-11-22 23:15:18,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2095 transitions. [2021-11-22 23:15:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:18,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:18,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:18,058 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:19,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:19,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 1043 states and 2100 transitions. [2021-11-22 23:15:19,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2100 transitions. [2021-11-22 23:15:19,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:19,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:19,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:19,507 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:33,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:33,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 1063 states and 2142 transitions. [2021-11-22 23:15:33,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2142 transitions. [2021-11-22 23:15:33,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:33,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:33,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:33,685 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:35,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:35,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 1040 states and 2098 transitions. [2021-11-22 23:15:35,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2098 transitions. [2021-11-22 23:15:35,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:35,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:35,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:35,028 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:37,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:37,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 1043 states and 2105 transitions. [2021-11-22 23:15:37,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2105 transitions. [2021-11-22 23:15:37,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:15:37,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:37,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:39,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:39,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1044 states and 2109 transitions. [2021-11-22 23:15:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2109 transitions. [2021-11-22 23:15:39,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:15:39,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:39,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:39,364 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-22 23:15:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:40,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 1045 states and 2114 transitions. [2021-11-22 23:15:40,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2114 transitions. [2021-11-22 23:15:40,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:15:40,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:40,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:40,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:40,452 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-22 23:15:42,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:42,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 1046 states and 2119 transitions. [2021-11-22 23:15:42,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2119 transitions. [2021-11-22 23:15:42,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:15:42,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:42,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:42,066 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:42,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:42,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1044 states and 2115 transitions. [2021-11-22 23:15:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2115 transitions. [2021-11-22 23:15:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:15:42,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:42,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:42,795 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:43,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:43,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1045 states and 2116 transitions. [2021-11-22 23:15:43,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2116 transitions. [2021-11-22 23:15:43,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:15:43,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:43,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:43,435 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:44,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:44,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 1046 states and 2117 transitions. [2021-11-22 23:15:44,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 2117 transitions. [2021-11-22 23:15:44,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:15:44,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:44,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:44,095 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:44,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:44,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 1047 states and 2118 transitions. [2021-11-22 23:15:44,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 2118 transitions. [2021-11-22 23:15:44,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:15:44,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:44,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:44,814 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:15:45,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:45,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 1048 states and 2119 transitions. [2021-11-22 23:15:45,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2119 transitions. [2021-11-22 23:15:45,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:15:45,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:45,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:45,624 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:45,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:45,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 1048 states and 2118 transitions. [2021-11-22 23:15:45,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2118 transitions. [2021-11-22 23:15:45,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:15:45,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:45,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:45,673 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:45,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:45,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 1050 states and 2122 transitions. [2021-11-22 23:15:45,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2122 transitions. [2021-11-22 23:15:45,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:15:45,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:45,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:45,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:45,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 1051 states and 2123 transitions. [2021-11-22 23:15:45,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2123 transitions. [2021-11-22 23:15:45,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:15:45,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:45,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:45,952 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:15:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:45,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 1053 states and 2127 transitions. [2021-11-22 23:15:45,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2127 transitions. [2021-11-22 23:15:45,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:15:45,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:45,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:47,979 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:16:21,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:21,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 1096 states and 2254 transitions. [2021-11-22 23:16:21,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2254 transitions. [2021-11-22 23:16:21,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:21,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:21,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:21,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:23,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:23,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 1098 states and 2259 transitions. [2021-11-22 23:16:23,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2259 transitions. [2021-11-22 23:16:23,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:23,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:23,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:23,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:24,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 1099 states and 2260 transitions. [2021-11-22 23:16:24,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2260 transitions. [2021-11-22 23:16:24,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:24,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:24,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:24,080 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:24,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:24,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 1100 states and 2261 transitions. [2021-11-22 23:16:24,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2261 transitions. [2021-11-22 23:16:24,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:24,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:24,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:24,940 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:26,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:26,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 1102 states and 2266 transitions. [2021-11-22 23:16:26,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 2266 transitions. [2021-11-22 23:16:26,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:26,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:26,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:29,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:29,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 1105 states and 2272 transitions. [2021-11-22 23:16:29,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 2272 transitions. [2021-11-22 23:16:29,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:29,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:29,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:29,961 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:31,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:31,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 1108 states and 2278 transitions. [2021-11-22 23:16:31,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2278 transitions. [2021-11-22 23:16:31,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:31,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:31,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:31,674 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:33,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:33,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 1110 states and 2283 transitions. [2021-11-22 23:16:33,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2283 transitions. [2021-11-22 23:16:33,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:33,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:33,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:33,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:33,371 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:43,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:43,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 1122 states and 2308 transitions. [2021-11-22 23:16:43,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2308 transitions. [2021-11-22 23:16:43,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:43,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:43,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:43,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:43,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:43,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 1123 states and 2309 transitions. [2021-11-22 23:16:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2309 transitions. [2021-11-22 23:16:43,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:43,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:43,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:43,895 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:45,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 1125 states and 2314 transitions. [2021-11-22 23:16:45,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2314 transitions. [2021-11-22 23:16:45,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:45,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:45,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:45,645 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:16:57,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:57,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 1139 states and 2344 transitions. [2021-11-22 23:16:57,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2344 transitions. [2021-11-22 23:16:57,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:57,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:57,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:57,481 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:00,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:00,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1142 states and 2350 transitions. [2021-11-22 23:17:00,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2350 transitions. [2021-11-22 23:17:00,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:17:00,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:00,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:04,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:04,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 1145 states and 2356 transitions. [2021-11-22 23:17:04,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2356 transitions. [2021-11-22 23:17:04,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:17:04,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:04,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:04,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:04,299 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:05,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:05,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 1122 states and 2312 transitions. [2021-11-22 23:17:05,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2312 transitions. [2021-11-22 23:17:05,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:17:05,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:05,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:05,884 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:08,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:08,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 1125 states and 2319 transitions. [2021-11-22 23:17:08,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2319 transitions. [2021-11-22 23:17:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:17:08,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:08,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:08,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:08,667 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-22 23:17:11,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:11,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1126 states and 2324 transitions. [2021-11-22 23:17:11,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2324 transitions. [2021-11-22 23:17:11,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:17:11,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:11,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-22 23:17:13,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:13,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 1127 states and 2329 transitions. [2021-11-22 23:17:13,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2329 transitions. [2021-11-22 23:17:13,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:13,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:13,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:13,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:13,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:13,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1125 states and 2325 transitions. [2021-11-22 23:17:13,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2325 transitions. [2021-11-22 23:17:13,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:13,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:13,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:13,938 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:14,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:14,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 1126 states and 2326 transitions. [2021-11-22 23:17:14,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2326 transitions. [2021-11-22 23:17:14,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:14,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:14,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:14,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:15,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:15,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 1127 states and 2327 transitions. [2021-11-22 23:17:15,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2327 transitions. [2021-11-22 23:17:15,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:15,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:15,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:15,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:16,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:16,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 1128 states and 2328 transitions. [2021-11-22 23:17:16,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2328 transitions. [2021-11-22 23:17:16,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:16,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:16,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:16,241 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:17,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:17,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 1129 states and 2329 transitions. [2021-11-22 23:17:17,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 2329 transitions. [2021-11-22 23:17:17,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:17,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:17,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:17,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:17,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:17,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 1131 states and 2333 transitions. [2021-11-22 23:17:17,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 2333 transitions. [2021-11-22 23:17:17,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:17,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:17,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:17,400 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:17,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:17,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 1132 states and 2334 transitions. [2021-11-22 23:17:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 2334 transitions. [2021-11-22 23:17:17,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:17,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:17,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:18,075 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:26,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:26,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 1142 states and 2358 transitions. [2021-11-22 23:17:26,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2358 transitions. [2021-11-22 23:17:26,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:26,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:26,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:26,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:26,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1144 states and 2362 transitions. [2021-11-22 23:17:26,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 2362 transitions. [2021-11-22 23:17:26,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:26,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:26,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:26,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:26,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:26,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 1146 states and 2366 transitions. [2021-11-22 23:17:26,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2366 transitions. [2021-11-22 23:17:26,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:26,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:26,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:17:40,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 1157 states and 2394 transitions. [2021-11-22 23:17:40,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2394 transitions. [2021-11-22 23:17:40,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:40,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:43,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:18:35,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 1202 states and 2529 transitions. [2021-11-22 23:18:35,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2529 transitions. [2021-11-22 23:18:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:18:35,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:37,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:37,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 1204 states and 2534 transitions. [2021-11-22 23:18:37,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2534 transitions. [2021-11-22 23:18:37,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:18:37,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:37,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:37,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:38,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:38,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 1205 states and 2535 transitions. [2021-11-22 23:18:38,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 2535 transitions. [2021-11-22 23:18:38,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:18:38,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:38,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:38,563 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:39,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:39,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 1206 states and 2536 transitions. [2021-11-22 23:18:39,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2536 transitions. [2021-11-22 23:18:39,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:18:39,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:39,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:41,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:41,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 1208 states and 2541 transitions. [2021-11-22 23:18:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2541 transitions. [2021-11-22 23:18:41,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:18:41,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:41,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:42,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:45,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:45,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 1211 states and 2547 transitions. [2021-11-22 23:18:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2547 transitions. [2021-11-22 23:18:45,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:18:45,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:45,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:46,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:48,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:48,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1214 states and 2553 transitions. [2021-11-22 23:18:48,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 2553 transitions. [2021-11-22 23:18:48,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:18:48,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:48,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:48,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:50,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 1216 states and 2558 transitions. [2021-11-22 23:18:50,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 2558 transitions. [2021-11-22 23:18:50,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:18:50,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:50,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:50,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:04,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 1227 states and 2582 transitions. [2021-11-22 23:19:04,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 2582 transitions. [2021-11-22 23:19:04,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:19:04,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:04,601 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:06,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:06,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 1228 states and 2583 transitions. [2021-11-22 23:19:06,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2583 transitions. [2021-11-22 23:19:06,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:19:06,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:06,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:08,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:08,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 1230 states and 2588 transitions. [2021-11-22 23:19:08,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2588 transitions. [2021-11-22 23:19:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:19:08,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:08,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:08,440 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:25,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 1244 states and 2618 transitions. [2021-11-22 23:19:25,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2618 transitions. [2021-11-22 23:19:25,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:19:25,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:30,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 1247 states and 2624 transitions. [2021-11-22 23:19:30,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2624 transitions. [2021-11-22 23:19:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:19:30,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:35,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 1250 states and 2630 transitions. [2021-11-22 23:19:35,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2630 transitions. [2021-11-22 23:19:35,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:19:35,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,576 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:37,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 1227 states and 2586 transitions. [2021-11-22 23:19:37,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 2586 transitions. [2021-11-22 23:19:37,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:19:37,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:41,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 1230 states and 2593 transitions. [2021-11-22 23:19:41,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2593 transitions. [2021-11-22 23:19:42,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:19:42,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,081 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:43,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 1228 states and 2589 transitions. [2021-11-22 23:19:43,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2589 transitions. [2021-11-22 23:19:43,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:19:43,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,137 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:44,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 1229 states and 2590 transitions. [2021-11-22 23:19:44,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2590 transitions. [2021-11-22 23:19:44,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:19:44,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:45,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 1230 states and 2591 transitions. [2021-11-22 23:19:45,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 2591 transitions. [2021-11-22 23:19:45,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:19:45,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:46,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 1231 states and 2592 transitions. [2021-11-22 23:19:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2592 transitions. [2021-11-22 23:19:46,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:19:46,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:46,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:46,653 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:19:47,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:47,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 1232 states and 2593 transitions. [2021-11-22 23:19:47,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 2593 transitions. [2021-11-22 23:19:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:19:47,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:47,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:19:50,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:50,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1234 states and 2596 transitions. [2021-11-22 23:19:50,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2596 transitions. [2021-11-22 23:19:50,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:19:50,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:50,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:50,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:19:50,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:50,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 1235 states and 2597 transitions. [2021-11-22 23:19:50,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2597 transitions. [2021-11-22 23:19:50,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:19:50,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:50,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:19:50,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:51,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 1236 states and 2598 transitions. [2021-11-22 23:19:51,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 2598 transitions. [2021-11-22 23:19:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:19:51,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:51,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:51,161 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:19:52,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3101 states to 1238 states and 2601 transitions. [2021-11-22 23:19:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2601 transitions. [2021-11-22 23:19:52,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:19:52,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:52,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:53,677 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:16,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 1251 states and 2636 transitions. [2021-11-22 23:20:16,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2636 transitions. [2021-11-22 23:20:16,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:20:16,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:16,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:16,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:16,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:16,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 1253 states and 2640 transitions. [2021-11-22 23:20:16,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 2640 transitions. [2021-11-22 23:20:16,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:20:16,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:16,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:16,679 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:19,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:19,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 1255 states and 2643 transitions. [2021-11-22 23:20:19,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2643 transitions. [2021-11-22 23:20:19,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:20:19,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:19,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:23,065 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.