./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.10.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_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/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_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.10.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/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_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/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 350eaf2863f602bf9d6d43c31d190808a06f274c6c222054e38d4c11a80535eb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:55:55,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:55:55,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:55:55,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:55:55,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:55:55,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:55:55,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:55:55,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:55:55,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:55:55,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:55:55,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:55:55,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:55:55,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:55:55,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:55:55,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:55:55,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:55:55,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:55:55,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:55:55,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:55:55,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:55:55,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:55:55,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:55:55,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:55:55,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:55:55,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:55:55,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:55:55,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:55:55,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:55:55,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:55:55,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:55:55,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:55:55,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:55:55,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:55:55,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:55:55,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:55:55,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:55:55,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:55:55,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:55:55,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:55:55,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:55:55,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:55:55,224 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:55:55,258 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:55:55,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:55:55,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:55:55,263 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:55:55,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:55:55,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:55:55,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:55:55,265 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:55:55,265 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:55:55,265 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:55:55,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:55:55,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:55:55,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:55:55,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:55:55,266 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:55:55,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:55:55,267 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:55:55,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:55:55,267 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:55:55,267 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:55:55,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:55:55,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:55:55,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:55:55,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:55:55,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:55:55,274 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:55:55,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:55:55,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:55:55,275 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_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 350eaf2863f602bf9d6d43c31d190808a06f274c6c222054e38d4c11a80535eb [2021-11-23 00:55:55,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:55:55,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:55:55,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:55:55,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:55:55,558 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:55:55,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.10.cil-1.c [2021-11-23 00:55:55,628 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ/data/23229af4b/e388941911864a1383ea660c249ad6e9/FLAG79f8f6910 [2021-11-23 00:55:56,677 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:55:56,679 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/sv-benchmarks/c/combinations/Problem05_label49+token_ring.10.cil-1.c [2021-11-23 00:55:56,747 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ/data/23229af4b/e388941911864a1383ea660c249ad6e9/FLAG79f8f6910 [2021-11-23 00:55:56,960 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ/data/23229af4b/e388941911864a1383ea660c249ad6e9 [2021-11-23 00:55:56,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:55:56,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:55:56,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:55:56,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:55:56,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:55:56,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:55:56" (1/1) ... [2021-11-23 00:55:56,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ce29971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:56, skipping insertion in model container [2021-11-23 00:55:56,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:55:56" (1/1) ... [2021-11-23 00:55:56,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:55:57,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:55:59,617 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_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/sv-benchmarks/c/combinations/Problem05_label49+token_ring.10.cil-1.c[380593,380606] [2021-11-23 00:55:59,648 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_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/sv-benchmarks/c/combinations/Problem05_label49+token_ring.10.cil-1.c[383339,383352] [2021-11-23 00:55:59,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:00,017 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:56:01,409 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_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/sv-benchmarks/c/combinations/Problem05_label49+token_ring.10.cil-1.c[380593,380606] [2021-11-23 00:56:01,417 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_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/sv-benchmarks/c/combinations/Problem05_label49+token_ring.10.cil-1.c[383339,383352] [2021-11-23 00:56:01,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:56:01,572 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:56:01,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:01 WrapperNode [2021-11-23 00:56:01,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:56:01,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:01,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:56:01,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:56:01,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:01" (1/1) ... [2021-11-23 00:56:01,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:01" (1/1) ... [2021-11-23 00:56:02,104 INFO L137 Inliner]: procedures = 64, calls = 72, calls flagged for inlining = 41, calls inlined = 41, statements flattened = 13088 [2021-11-23 00:56:02,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:56:02,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:56:02,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:56:02,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:56:02,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:01" (1/1) ... [2021-11-23 00:56:02,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:01" (1/1) ... [2021-11-23 00:56:02,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:01" (1/1) ... [2021-11-23 00:56:02,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:01" (1/1) ... [2021-11-23 00:56:02,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:01" (1/1) ... [2021-11-23 00:56:02,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:01" (1/1) ... [2021-11-23 00:56:02,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:01" (1/1) ... [2021-11-23 00:56:02,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:56:02,810 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:56:02,810 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:56:02,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:56:02,825 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:56:01" (1/1) ... [2021-11-23 00:56:02,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:56:02,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:56:02,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:56:02,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b0f2573-7e6a-475e-a917-9fdb6ec72e46/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:56:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:56:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 00:56:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 00:56:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 00:56:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 00:56:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 00:56:02,993 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 00:56:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 00:56:02,993 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 00:56:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 00:56:02,994 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 00:56:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 00:56:02,994 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 00:56:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 00:56:02,994 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 00:56:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:56:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:56:02,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:56:03,186 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:56:03,187 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:56:10,740 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:56:13,401 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:56:13,401 INFO L301 CfgBuilder]: Removed 14 assume(true) statements. [2021-11-23 00:56:13,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:13 BoogieIcfgContainer [2021-11-23 00:56:13,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:56:13,407 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:56:13,407 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:56:13,416 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:56:13,416 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:56:13" (1/1) ... [2021-11-23 00:56:13,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:56:13,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3539 states to 1815 states and 3539 transitions. [2021-11-23 00:56:13,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3539 transitions. [2021-11-23 00:56:13,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:13,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:14,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1846 states and 3599 transitions. [2021-11-23 00:56:14,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3599 transitions. [2021-11-23 00:56:14,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:14,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:14,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1847 states and 3599 transitions. [2021-11-23 00:56:14,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3599 transitions. [2021-11-23 00:56:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:14,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1848 states and 3599 transitions. [2021-11-23 00:56:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3599 transitions. [2021-11-23 00:56:14,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:14,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:14,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1849 states and 3599 transitions. [2021-11-23 00:56:14,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3599 transitions. [2021-11-23 00:56:14,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:14,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:14,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1850 states and 3599 transitions. [2021-11-23 00:56:14,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 3599 transitions. [2021-11-23 00:56:14,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:14,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:14,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1851 states and 3599 transitions. [2021-11-23 00:56:14,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3599 transitions. [2021-11-23 00:56:14,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:14,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:14,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1852 states and 3599 transitions. [2021-11-23 00:56:14,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3599 transitions. [2021-11-23 00:56:14,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:14,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1853 states and 3599 transitions. [2021-11-23 00:56:15,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3599 transitions. [2021-11-23 00:56:15,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:15,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1854 states and 3599 transitions. [2021-11-23 00:56:15,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3599 transitions. [2021-11-23 00:56:15,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:15,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1855 states and 3599 transitions. [2021-11-23 00:56:15,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3599 transitions. [2021-11-23 00:56:15,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:15,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1856 states and 3599 transitions. [2021-11-23 00:56:15,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3599 transitions. [2021-11-23 00:56:15,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:15,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1883 states and 3652 transitions. [2021-11-23 00:56:15,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3652 transitions. [2021-11-23 00:56:15,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:15,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1884 states and 3652 transitions. [2021-11-23 00:56:15,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3652 transitions. [2021-11-23 00:56:15,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:15,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1885 states and 3652 transitions. [2021-11-23 00:56:15,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3652 transitions. [2021-11-23 00:56:15,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:15,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:15,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1886 states and 3652 transitions. [2021-11-23 00:56:15,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3652 transitions. [2021-11-23 00:56:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:15,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1887 states and 3652 transitions. [2021-11-23 00:56:16,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3652 transitions. [2021-11-23 00:56:16,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:16,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1888 states and 3652 transitions. [2021-11-23 00:56:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3652 transitions. [2021-11-23 00:56:16,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:16,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1889 states and 3652 transitions. [2021-11-23 00:56:16,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3652 transitions. [2021-11-23 00:56:16,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:16,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1890 states and 3652 transitions. [2021-11-23 00:56:16,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 3652 transitions. [2021-11-23 00:56:16,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:16,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 1891 states and 3652 transitions. [2021-11-23 00:56:16,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3652 transitions. [2021-11-23 00:56:16,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:16,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1914 states and 3699 transitions. [2021-11-23 00:56:16,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3699 transitions. [2021-11-23 00:56:16,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:16,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1915 states and 3699 transitions. [2021-11-23 00:56:16,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3699 transitions. [2021-11-23 00:56:16,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:16,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1916 states and 3699 transitions. [2021-11-23 00:56:16,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 3699 transitions. [2021-11-23 00:56:16,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:16,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1917 states and 3699 transitions. [2021-11-23 00:56:16,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3699 transitions. [2021-11-23 00:56:16,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:16,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1918 states and 3699 transitions. [2021-11-23 00:56:16,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 3699 transitions. [2021-11-23 00:56:16,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:16,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1919 states and 3699 transitions. [2021-11-23 00:56:16,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3699 transitions. [2021-11-23 00:56:16,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:16,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1920 states and 3699 transitions. [2021-11-23 00:56:17,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3699 transitions. [2021-11-23 00:56:17,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:17,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3720 states to 1921 states and 3699 transitions. [2021-11-23 00:56:17,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 3699 transitions. [2021-11-23 00:56:17,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:17,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1938 states and 3734 transitions. [2021-11-23 00:56:17,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3734 transitions. [2021-11-23 00:56:17,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:17,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1939 states and 3734 transitions. [2021-11-23 00:56:17,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 3734 transitions. [2021-11-23 00:56:17,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:17,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1940 states and 3734 transitions. [2021-11-23 00:56:17,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3734 transitions. [2021-11-23 00:56:17,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:17,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1941 states and 3734 transitions. [2021-11-23 00:56:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 3734 transitions. [2021-11-23 00:56:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:17,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1942 states and 3734 transitions. [2021-11-23 00:56:17,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 3734 transitions. [2021-11-23 00:56:17,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:17,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:17,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:17,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:17,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 1943 states and 3734 transitions. [2021-11-23 00:56:17,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 3734 transitions. [2021-11-23 00:56:17,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:17,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:17,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:18,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1954 states and 3757 transitions. [2021-11-23 00:56:18,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3757 transitions. [2021-11-23 00:56:18,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:18,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:18,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1955 states and 3757 transitions. [2021-11-23 00:56:18,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3757 transitions. [2021-11-23 00:56:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:18,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:18,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1956 states and 3757 transitions. [2021-11-23 00:56:18,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 3757 transitions. [2021-11-23 00:56:18,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:18,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:18,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 1957 states and 3757 transitions. [2021-11-23 00:56:18,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3757 transitions. [2021-11-23 00:56:18,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:18,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:18,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 1962 states and 3768 transitions. [2021-11-23 00:56:18,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 3768 transitions. [2021-11-23 00:56:18,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:18,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:18,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 1963 states and 3768 transitions. [2021-11-23 00:56:18,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3768 transitions. [2021-11-23 00:56:18,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:56:18,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:19,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:19,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 1971 states and 3783 transitions. [2021-11-23 00:56:19,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 3783 transitions. [2021-11-23 00:56:19,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:56:19,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:19,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:19,215 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:20,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:20,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 2008 states and 3858 transitions. [2021-11-23 00:56:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 3858 transitions. [2021-11-23 00:56:20,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:56:20,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:20,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,123 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:22,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:22,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 2010 states and 3863 transitions. [2021-11-23 00:56:22,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 3863 transitions. [2021-11-23 00:56:22,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:56:22,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:22,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:22,348 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:24,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 2018 states and 3880 transitions. [2021-11-23 00:56:24,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 3880 transitions. [2021-11-23 00:56:24,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:56:24,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,248 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:26,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3997 states to 2032 states and 3909 transitions. [2021-11-23 00:56:26,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 3909 transitions. [2021-11-23 00:56:26,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:56:26,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,727 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:29,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:29,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 2052 states and 3950 transitions. [2021-11-23 00:56:29,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 3950 transitions. [2021-11-23 00:56:29,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:56:30,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,249 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:34,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4117 states to 2081 states and 4009 transitions. [2021-11-23 00:56:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 4009 transitions. [2021-11-23 00:56:34,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:34,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,954 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:35,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 2082 states and 4010 transitions. [2021-11-23 00:56:35,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 4010 transitions. [2021-11-23 00:56:35,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:35,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,152 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:35,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 2083 states and 4011 transitions. [2021-11-23 00:56:35,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 4011 transitions. [2021-11-23 00:56:35,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:35,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,359 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:35,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4120 states to 2084 states and 4012 transitions. [2021-11-23 00:56:35,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 4012 transitions. [2021-11-23 00:56:35,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:35,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,576 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:35,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 2085 states and 4013 transitions. [2021-11-23 00:56:35,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 4013 transitions. [2021-11-23 00:56:35,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:35,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,812 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:36,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4122 states to 2086 states and 4014 transitions. [2021-11-23 00:56:36,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 4014 transitions. [2021-11-23 00:56:36,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:36,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:42,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:42,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 2125 states and 4096 transitions. [2021-11-23 00:56:42,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 4096 transitions. [2021-11-23 00:56:42,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:42,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:42,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,070 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:56:42,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:42,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4248 states to 2127 states and 4101 transitions. [2021-11-23 00:56:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 4101 transitions. [2021-11-23 00:56:42,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:42,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:42,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,650 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:42,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:42,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 2128 states and 4102 transitions. [2021-11-23 00:56:42,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 4102 transitions. [2021-11-23 00:56:42,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:42,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:42,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,971 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:43,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 2129 states and 4103 transitions. [2021-11-23 00:56:43,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 4103 transitions. [2021-11-23 00:56:43,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:43,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:56:44,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 2137 states and 4120 transitions. [2021-11-23 00:56:44,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 4120 transitions. [2021-11-23 00:56:44,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:44,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:56:46,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 2151 states and 4149 transitions. [2021-11-23 00:56:46,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 4149 transitions. [2021-11-23 00:56:46,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:46,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,795 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:47,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:47,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4301 states to 2152 states and 4150 transitions. [2021-11-23 00:56:47,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 4150 transitions. [2021-11-23 00:56:47,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:47,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:47,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:47,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:56:50,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4344 states to 2172 states and 4191 transitions. [2021-11-23 00:56:50,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 4191 transitions. [2021-11-23 00:56:50,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:50,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,363 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:50,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4345 states to 2173 states and 4192 transitions. [2021-11-23 00:56:50,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 4192 transitions. [2021-11-23 00:56:50,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:50,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,705 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:56:56,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 2202 states and 4252 transitions. [2021-11-23 00:56:56,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 4252 transitions. [2021-11-23 00:56:56,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:56:56,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,205 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:56:56,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 2172 states and 4199 transitions. [2021-11-23 00:56:56,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 4199 transitions. [2021-11-23 00:56:56,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:56:56,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,272 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:56:56,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 2173 states and 4200 transitions. [2021-11-23 00:56:56,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 4200 transitions. [2021-11-23 00:56:56,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:56:56,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,520 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:56:56,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 2174 states and 4201 transitions. [2021-11-23 00:56:56,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 4201 transitions. [2021-11-23 00:56:56,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:56:56,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,791 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:56:57,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 2175 states and 4202 transitions. [2021-11-23 00:56:57,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 4202 transitions. [2021-11-23 00:56:57,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:56:57,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:56:57,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4355 states to 2176 states and 4203 transitions. [2021-11-23 00:56:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 4203 transitions. [2021-11-23 00:56:57,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:56:57,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:57,416 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:56:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 2177 states and 4204 transitions. [2021-11-23 00:56:57,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 4204 transitions. [2021-11-23 00:56:57,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:56:57,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,562 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:07,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:07,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4497 states to 2219 states and 4297 transitions. [2021-11-23 00:57:07,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 4297 transitions. [2021-11-23 00:57:07,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:57:07,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:07,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:07,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:08,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4504 states to 2221 states and 4302 transitions. [2021-11-23 00:57:08,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 4302 transitions. [2021-11-23 00:57:08,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:57:08,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:08,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 2222 states and 4303 transitions. [2021-11-23 00:57:08,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 4303 transitions. [2021-11-23 00:57:08,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:57:08,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,843 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:09,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4506 states to 2223 states and 4304 transitions. [2021-11-23 00:57:09,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 4304 transitions. [2021-11-23 00:57:09,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:57:09,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:10,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4525 states to 2231 states and 4321 transitions. [2021-11-23 00:57:10,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 4321 transitions. [2021-11-23 00:57:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:57:10,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:10,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:10,900 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:13,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:13,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4556 states to 2245 states and 4350 transitions. [2021-11-23 00:57:13,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 4350 transitions. [2021-11-23 00:57:13,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:57:13,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:13,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:14,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4557 states to 2246 states and 4351 transitions. [2021-11-23 00:57:14,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 4351 transitions. [2021-11-23 00:57:14,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:57:14,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:18,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:18,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4600 states to 2266 states and 4392 transitions. [2021-11-23 00:57:18,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 4392 transitions. [2021-11-23 00:57:18,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:57:18,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:18,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,456 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:18,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:18,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4601 states to 2267 states and 4393 transitions. [2021-11-23 00:57:18,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 4393 transitions. [2021-11-23 00:57:18,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:57:18,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:18,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,792 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:25,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4662 states to 2295 states and 4452 transitions. [2021-11-23 00:57:25,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 4452 transitions. [2021-11-23 00:57:25,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:57:25,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,795 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:25,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4603 states to 2265 states and 4397 transitions. [2021-11-23 00:57:25,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 4397 transitions. [2021-11-23 00:57:25,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:25,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:26,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:26,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4604 states to 2266 states and 4398 transitions. [2021-11-23 00:57:26,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 4398 transitions. [2021-11-23 00:57:26,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:26,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:26,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:26,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:26,184 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:26,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:26,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4605 states to 2267 states and 4399 transitions. [2021-11-23 00:57:26,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 4399 transitions. [2021-11-23 00:57:26,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:26,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:26,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:26,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:26,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4606 states to 2268 states and 4400 transitions. [2021-11-23 00:57:26,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 4400 transitions. [2021-11-23 00:57:26,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:26,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:26,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:27,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:27,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4607 states to 2269 states and 4401 transitions. [2021-11-23 00:57:27,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 4401 transitions. [2021-11-23 00:57:27,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:27,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:27,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:27,196 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:27,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:27,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4608 states to 2270 states and 4402 transitions. [2021-11-23 00:57:27,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 4402 transitions. [2021-11-23 00:57:27,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:27,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:27,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:28,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:42,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4765 states to 2314 states and 4500 transitions. [2021-11-23 00:57:42,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 4500 transitions. [2021-11-23 00:57:42,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:42,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,247 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:42,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4766 states to 2315 states and 4501 transitions. [2021-11-23 00:57:42,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 4501 transitions. [2021-11-23 00:57:42,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:42,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,310 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:43,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4773 states to 2317 states and 4506 transitions. [2021-11-23 00:57:43,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 4506 transitions. [2021-11-23 00:57:43,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:43,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,131 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:43,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4774 states to 2318 states and 4507 transitions. [2021-11-23 00:57:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 4507 transitions. [2021-11-23 00:57:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:43,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:44,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4775 states to 2319 states and 4508 transitions. [2021-11-23 00:57:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 4508 transitions. [2021-11-23 00:57:44,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:44,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,183 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:46,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 2327 states and 4525 transitions. [2021-11-23 00:57:46,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 4525 transitions. [2021-11-23 00:57:46,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:46,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:46,426 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:50,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:50,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4825 states to 2341 states and 4554 transitions. [2021-11-23 00:57:50,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4554 transitions. [2021-11-23 00:57:50,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:50,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:50,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:50,116 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:50,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:50,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 2342 states and 4555 transitions. [2021-11-23 00:57:50,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 4555 transitions. [2021-11-23 00:57:50,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:50,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:50,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:50,510 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:56,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4870 states to 2362 states and 4597 transitions. [2021-11-23 00:57:56,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 4597 transitions. [2021-11-23 00:57:56,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:56,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:56,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4871 states to 2363 states and 4598 transitions. [2021-11-23 00:57:56,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 4598 transitions. [2021-11-23 00:57:56,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:57:56,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:04,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4920 states to 2385 states and 4645 transitions. [2021-11-23 00:58:04,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 4645 transitions. [2021-11-23 00:58:04,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:58:04,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:04,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:06,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:06,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4932 states to 2391 states and 4657 transitions. [2021-11-23 00:58:06,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 4657 transitions. [2021-11-23 00:58:06,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:58:06,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:06,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,483 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:07,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4873 states to 2362 states and 4603 transitions. [2021-11-23 00:58:07,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 4603 transitions. [2021-11-23 00:58:07,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:07,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:07,267 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:07,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4874 states to 2363 states and 4604 transitions. [2021-11-23 00:58:07,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 4604 transitions. [2021-11-23 00:58:07,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:07,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:07,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4875 states to 2364 states and 4605 transitions. [2021-11-23 00:58:08,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 4605 transitions. [2021-11-23 00:58:08,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:08,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:08,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,138 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:08,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:08,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 2365 states and 4606 transitions. [2021-11-23 00:58:08,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 4606 transitions. [2021-11-23 00:58:08,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:08,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:08,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,541 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:08,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:08,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 2366 states and 4607 transitions. [2021-11-23 00:58:08,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 4607 transitions. [2021-11-23 00:58:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:08,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:08,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,954 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:09,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:09,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 2367 states and 4608 transitions. [2021-11-23 00:58:09,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 4608 transitions. [2021-11-23 00:58:09,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:09,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:09,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:09,384 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:09,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:09,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 2367 states and 4607 transitions. [2021-11-23 00:58:09,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 4607 transitions. [2021-11-23 00:58:09,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:09,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:09,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:09,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:09,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:09,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4881 states to 2369 states and 4611 transitions. [2021-11-23 00:58:09,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 4611 transitions. [2021-11-23 00:58:09,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:09,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:09,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:31,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:31,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5056 states to 2415 states and 4716 transitions. [2021-11-23 00:58:31,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 4716 transitions. [2021-11-23 00:58:31,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:31,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:31,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:31,269 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:31,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:31,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5057 states to 2416 states and 4717 transitions. [2021-11-23 00:58:31,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 4717 transitions. [2021-11-23 00:58:31,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:31,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:31,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:31,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:32,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:32,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5064 states to 2418 states and 4722 transitions. [2021-11-23 00:58:32,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 4722 transitions. [2021-11-23 00:58:32,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:32,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:32,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:32,440 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:33,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 2419 states and 4723 transitions. [2021-11-23 00:58:33,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 4723 transitions. [2021-11-23 00:58:33,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:33,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:33,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:33,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5066 states to 2420 states and 4724 transitions. [2021-11-23 00:58:33,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 4724 transitions. [2021-11-23 00:58:33,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:33,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:33,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:36,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5085 states to 2428 states and 4741 transitions. [2021-11-23 00:58:36,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 4741 transitions. [2021-11-23 00:58:36,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:36,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:36,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:36,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5116 states to 2442 states and 4770 transitions. [2021-11-23 00:58:41,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 4770 transitions. [2021-11-23 00:58:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:41,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:41,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:41,183 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:41,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:41,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5117 states to 2443 states and 4771 transitions. [2021-11-23 00:58:41,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 4771 transitions. [2021-11-23 00:58:41,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:41,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:41,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:49,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:49,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5160 states to 2462 states and 4812 transitions. [2021-11-23 00:58:49,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 4812 transitions. [2021-11-23 00:58:49,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:49,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:49,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:49,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:49,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5161 states to 2463 states and 4813 transitions. [2021-11-23 00:58:49,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 4813 transitions. [2021-11-23 00:58:49,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:49,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:49,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:49,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,766 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:57,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5204 states to 2482 states and 4854 transitions. [2021-11-23 00:58:57,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 4854 transitions. [2021-11-23 00:58:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:57,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,013 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:58:59,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5210 states to 2485 states and 4860 transitions. [2021-11-23 00:58:59,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 4860 transitions. [2021-11-23 00:58:59,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:59,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,984 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:59:02,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5222 states to 2491 states and 4872 transitions. [2021-11-23 00:59:02,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 4872 transitions. [2021-11-23 00:59:02,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:59:02,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,949 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:59:03,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5162 states to 2462 states and 4818 transitions. [2021-11-23 00:59:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 4818 transitions. [2021-11-23 00:59:03,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:03,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,898 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:59:04,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5163 states to 2463 states and 4819 transitions. [2021-11-23 00:59:04,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 4819 transitions. [2021-11-23 00:59:04,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:04,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:59:04,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5164 states to 2464 states and 4820 transitions. [2021-11-23 00:59:04,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 4820 transitions. [2021-11-23 00:59:04,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:04,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,724 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:59:05,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5165 states to 2465 states and 4821 transitions. [2021-11-23 00:59:05,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 4821 transitions. [2021-11-23 00:59:05,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:05,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,430 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:59:05,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5166 states to 2466 states and 4822 transitions. [2021-11-23 00:59:05,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 4822 transitions. [2021-11-23 00:59:05,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:05,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,958 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:59:06,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5167 states to 2467 states and 4823 transitions. [2021-11-23 00:59:06,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 4823 transitions. [2021-11-23 00:59:06,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:06,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,534 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:59:06,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5171 states to 2469 states and 4827 transitions. [2021-11-23 00:59:06,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2469 states and 4827 transitions. [2021-11-23 00:59:06,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:06,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,620 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:59:06,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5175 states to 2471 states and 4831 transitions. [2021-11-23 00:59:06,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 4831 transitions. [2021-11-23 00:59:06,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:06,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,133 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:59:16,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5228 states to 2481 states and 4853 transitions. [2021-11-23 00:59:16,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 4853 transitions. [2021-11-23 00:59:16,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:16,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,641 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:59:56,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5418 states to 2529 states and 4965 transitions. [2021-11-23 00:59:56,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 4965 transitions. [2021-11-23 00:59:56,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:56,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:59:56,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5422 states to 2531 states and 4969 transitions. [2021-11-23 00:59:56,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 4969 transitions. [2021-11-23 00:59:56,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:56,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,209 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:59:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5423 states to 2532 states and 4970 transitions. [2021-11-23 00:59:56,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 4970 transitions. [2021-11-23 00:59:56,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:56,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:59:58,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:58,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5430 states to 2534 states and 4975 transitions. [2021-11-23 00:59:58,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 4975 transitions. [2021-11-23 00:59:58,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:58,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:58,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:58,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:58,103 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:59:59,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:59,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5431 states to 2535 states and 4976 transitions. [2021-11-23 00:59:59,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2535 states and 4976 transitions. [2021-11-23 00:59:59,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:59,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:59,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,055 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:59:59,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:59,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5432 states to 2536 states and 4977 transitions. [2021-11-23 00:59:59,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2536 states and 4977 transitions. [2021-11-23 00:59:59,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:59,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:59,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,803 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:04,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5451 states to 2544 states and 4994 transitions. [2021-11-23 01:00:04,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 4994 transitions. [2021-11-23 01:00:04,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:00:04,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,108 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:11,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5483 states to 2558 states and 5024 transitions. [2021-11-23 01:00:11,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 5024 transitions. [2021-11-23 01:00:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:00:11,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:11,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:11,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:12,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:12,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5484 states to 2559 states and 5025 transitions. [2021-11-23 01:00:12,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 5025 transitions. [2021-11-23 01:00:12,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:00:12,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:12,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:12,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:23,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5521 states to 2575 states and 5060 transitions. [2021-11-23 01:00:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 5060 transitions. [2021-11-23 01:00:23,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:00:23,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:23,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:23,644 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:26,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:26,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5527 states to 2578 states and 5066 transitions. [2021-11-23 01:00:26,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 5066 transitions. [2021-11-23 01:00:26,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:00:26,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:26,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:26,631 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:28,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:28,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 2580 states and 5068 transitions. [2021-11-23 01:00:28,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 5068 transitions. [2021-11-23 01:00:28,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:00:28,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:28,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:28,907 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:47,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:47,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5578 states to 2602 states and 5115 transitions. [2021-11-23 01:00:47,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2602 states and 5115 transitions. [2021-11-23 01:00:47,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:00:47,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:47,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:51,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5590 states to 2608 states and 5127 transitions. [2021-11-23 01:00:51,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 5127 transitions. [2021-11-23 01:00:51,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:00:51,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:51,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,588 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:53,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:53,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5529 states to 2579 states and 5073 transitions. [2021-11-23 01:00:53,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 5073 transitions. [2021-11-23 01:00:53,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:00:53,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:53,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:53,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:53,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:53,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5530 states to 2580 states and 5074 transitions. [2021-11-23 01:00:53,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 5074 transitions. [2021-11-23 01:00:53,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:00:53,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:53,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:53,774 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:54,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:54,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5531 states to 2581 states and 5075 transitions. [2021-11-23 01:00:54,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 5075 transitions. [2021-11-23 01:00:54,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:00:54,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:54,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:54,420 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:55,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:55,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5532 states to 2582 states and 5076 transitions. [2021-11-23 01:00:55,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2582 states and 5076 transitions. [2021-11-23 01:00:55,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:00:55,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:55,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:55,338 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:56,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:56,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5533 states to 2583 states and 5077 transitions. [2021-11-23 01:00:56,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 5077 transitions. [2021-11-23 01:00:56,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:00:56,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:56,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:56,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:56,097 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:00:56,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:56,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5534 states to 2584 states and 5078 transitions. [2021-11-23 01:00:56,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 5078 transitions. [2021-11-23 01:00:56,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:00:56,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:56,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:58,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:58,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5537 states to 2586 states and 5081 transitions. [2021-11-23 01:00:58,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 5081 transitions. [2021-11-23 01:00:58,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:00:58,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:58,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:58,192 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:58,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:58,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5541 states to 2588 states and 5085 transitions. [2021-11-23 01:00:58,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 5085 transitions. [2021-11-23 01:00:58,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:00:58,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:58,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:58,265 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:58,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:58,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5545 states to 2590 states and 5089 transitions. [2021-11-23 01:00:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 5089 transitions. [2021-11-23 01:00:58,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:00:58,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:58,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:58,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:01:14,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:14,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5580 states to 2603 states and 5121 transitions. [2021-11-23 01:01:14,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 5121 transitions. [2021-11-23 01:01:14,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:01:14,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:14,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:17,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:02:14,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:14,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5790 states to 2654 states and 5245 transitions. [2021-11-23 01:02:14,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 5245 transitions. [2021-11-23 01:02:14,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:14,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:14,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:14,298 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:02:14,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:14,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5794 states to 2656 states and 5249 transitions. [2021-11-23 01:02:14,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5249 transitions. [2021-11-23 01:02:14,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:14,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:14,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:14,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:02:14,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:14,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5795 states to 2657 states and 5250 transitions. [2021-11-23 01:02:14,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 5250 transitions. [2021-11-23 01:02:14,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:14,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:14,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:15,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:02:30,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5831 states to 2669 states and 5284 transitions. [2021-11-23 01:02:30,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 5284 transitions. [2021-11-23 01:02:30,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:30,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:02:32,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:32,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5838 states to 2671 states and 5289 transitions. [2021-11-23 01:02:32,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 5289 transitions. [2021-11-23 01:02:32,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:32,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:32,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:32,999 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:02:33,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:33,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5839 states to 2672 states and 5290 transitions. [2021-11-23 01:02:33,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 5290 transitions. [2021-11-23 01:02:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:33,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:33,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:33,842 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:02:34,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:34,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5840 states to 2673 states and 5291 transitions. [2021-11-23 01:02:34,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 5291 transitions. [2021-11-23 01:02:34,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:34,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:34,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:34,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:02:41,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:41,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5860 states to 2681 states and 5309 transitions. [2021-11-23 01:02:41,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2681 states and 5309 transitions. [2021-11-23 01:02:41,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:41,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:41,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:41,828 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:02:53,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:53,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5891 states to 2694 states and 5338 transitions. [2021-11-23 01:02:53,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 5338 transitions. [2021-11-23 01:02:53,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:53,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:53,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:53,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:02:53,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:53,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5892 states to 2695 states and 5339 transitions. [2021-11-23 01:02:53,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2695 states and 5339 transitions. [2021-11-23 01:02:53,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:02:53,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:53,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:53,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:03:05,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5923 states to 2708 states and 5368 transitions. [2021-11-23 01:03:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2708 states and 5368 transitions. [2021-11-23 01:03:05,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:03:05,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:05,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:05,475 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:03:12,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:12,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5935 states to 2714 states and 5380 transitions. [2021-11-23 01:03:12,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 5380 transitions. [2021-11-23 01:03:12,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:03:12,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:12,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:12,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:03:15,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:15,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5937 states to 2716 states and 5382 transitions. [2021-11-23 01:03:15,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 5382 transitions. [2021-11-23 01:03:15,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:03:15,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:15,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:15,511 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:03:43,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:43,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5998 states to 2744 states and 5441 transitions. [2021-11-23 01:03:43,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2744 states and 5441 transitions. [2021-11-23 01:03:43,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:03:43,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:43,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:43,705 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:03:45,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:45,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5936 states to 2715 states and 5387 transitions. [2021-11-23 01:03:45,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 5387 transitions. [2021-11-23 01:03:45,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:45,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:45,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:45,641 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:03:46,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:46,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5937 states to 2716 states and 5388 transitions. [2021-11-23 01:03:46,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 5388 transitions. [2021-11-23 01:03:46,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:46,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:46,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:46,391 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:03:47,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:47,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5938 states to 2717 states and 5389 transitions. [2021-11-23 01:03:47,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 5389 transitions. [2021-11-23 01:03:47,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:47,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:47,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:47,299 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:03:48,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:48,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5939 states to 2718 states and 5390 transitions. [2021-11-23 01:03:48,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 5390 transitions. [2021-11-23 01:03:48,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:48,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:48,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:48,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:03:49,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:49,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5940 states to 2719 states and 5391 transitions. [2021-11-23 01:03:49,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 5391 transitions. [2021-11-23 01:03:49,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:49,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:49,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:49,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:03:50,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:50,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5941 states to 2720 states and 5392 transitions. [2021-11-23 01:03:50,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 5392 transitions. [2021-11-23 01:03:50,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:50,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:50,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:50,394 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:03:50,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:50,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5944 states to 2722 states and 5395 transitions. [2021-11-23 01:03:50,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 5395 transitions. [2021-11-23 01:03:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:50,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:50,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:03:51,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:51,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5947 states to 2724 states and 5398 transitions. [2021-11-23 01:03:51,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 5398 transitions. [2021-11-23 01:03:51,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:51,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:51,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:51,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:51,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:03:51,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:51,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5951 states to 2726 states and 5402 transitions. [2021-11-23 01:03:51,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 5402 transitions. [2021-11-23 01:03:51,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:51,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:51,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:03:51,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:51,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5955 states to 2728 states and 5406 transitions. [2021-11-23 01:03:51,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 5406 transitions. [2021-11-23 01:03:51,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:03:51,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:51,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:53,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:22,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:22,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6024 states to 2743 states and 5446 transitions. [2021-11-23 01:04:22,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 5446 transitions. [2021-11-23 01:04:22,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:04:22,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:22,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:26,038 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:28,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:28,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6248 states to 2796 states and 5582 transitions. [2021-11-23 01:05:28,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 5582 transitions. [2021-11-23 01:05:28,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:05:28,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:28,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:28,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:28,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:28,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6249 states to 2797 states and 5583 transitions. [2021-11-23 01:05:28,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 5583 transitions. [2021-11-23 01:05:28,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:05:28,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:28,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:28,984 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:31,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6252 states to 2798 states and 5586 transitions. [2021-11-23 01:05:31,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 5586 transitions. [2021-11-23 01:05:31,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:05:31,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:31,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:31,649 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:32,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:32,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6253 states to 2799 states and 5587 transitions. [2021-11-23 01:05:32,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 5587 transitions. [2021-11-23 01:05:32,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:05:32,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:32,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:32,544 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:35,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:35,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6256 states to 2801 states and 5590 transitions. [2021-11-23 01:05:35,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 5590 transitions. [2021-11-23 01:05:35,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:05:35,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:35,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:05:37,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:37,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6263 states to 2803 states and 5595 transitions. [2021-11-23 01:05:37,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 5595 transitions. [2021-11-23 01:05:37,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:05:37,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:37,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:37,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:05:38,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:38,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6264 states to 2804 states and 5596 transitions. [2021-11-23 01:05:38,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 5596 transitions. [2021-11-23 01:05:38,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:05:38,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:38,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:38,055 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:05:39,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:39,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6265 states to 2805 states and 5597 transitions. [2021-11-23 01:05:39,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 5597 transitions. [2021-11-23 01:05:39,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:05:39,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:39,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:39,202 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:05:46,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:46,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6284 states to 2812 states and 5614 transitions. [2021-11-23 01:05:46,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5614 transitions. [2021-11-23 01:05:46,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:05:46,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:46,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:46,319 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:05:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:58,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6315 states to 2825 states and 5643 transitions. [2021-11-23 01:05:58,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 5643 transitions. [2021-11-23 01:05:58,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:05:58,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:58,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:58,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:58,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:01,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6317 states to 2827 states and 5645 transitions. [2021-11-23 01:06:01,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2827 states and 5645 transitions. [2021-11-23 01:06:01,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:06:01,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:21,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6360 states to 2846 states and 5686 transitions. [2021-11-23 01:06:21,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2846 states and 5686 transitions. [2021-11-23 01:06:21,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:06:21,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:24,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6362 states to 2848 states and 5688 transitions. [2021-11-23 01:06:24,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 5688 transitions. [2021-11-23 01:06:24,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:06:24,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:37,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6393 states to 2861 states and 5717 transitions. [2021-11-23 01:06:37,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 5717 transitions. [2021-11-23 01:06:37,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:06:37,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:41,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:41,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6399 states to 2864 states and 5723 transitions. [2021-11-23 01:06:41,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5723 transitions. [2021-11-23 01:06:41,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:06:41,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:41,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:41,439 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:54,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6423 states to 2876 states and 5747 transitions. [2021-11-23 01:06:54,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5747 transitions. [2021-11-23 01:06:54,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:06:54,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:54,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:55,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6360 states to 2847 states and 5693 transitions. [2021-11-23 01:06:56,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 5693 transitions. [2021-11-23 01:06:56,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:06:56,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:56,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:56,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6361 states to 2848 states and 5694 transitions. [2021-11-23 01:06:56,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 5694 transitions. [2021-11-23 01:06:56,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:06:56,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:56,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:56,742 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.