./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-2.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_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/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_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/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_7097cb0d-47a8-41ee-b0ec-d5706602316b/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 8b411c6ac71505d2c5059a06fd3211eebca89561d9ac8be37f9ecc9ff82a7a16 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:20:02,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:20:02,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:20:02,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:20:02,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:20:02,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:20:02,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:20:02,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:20:02,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:20:02,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:20:02,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:20:02,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:20:02,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:20:02,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:20:02,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:20:02,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:20:02,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:20:02,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:20:02,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:20:02,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:20:02,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:20:02,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:20:02,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:20:02,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:20:02,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:20:02,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:20:02,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:20:02,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:20:02,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:20:02,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:20:02,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:20:02,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:20:02,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:20:02,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:20:02,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:20:02,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:20:02,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:20:02,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:20:02,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:20:02,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:20:02,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:20:02,176 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:20:02,232 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:20:02,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:20:02,234 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:20:02,234 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:20:02,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:20:02,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:20:02,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:20:02,236 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:20:02,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:20:02,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:20:02,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:20:02,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:20:02,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:20:02,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:20:02,246 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:20:02,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:20:02,247 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:20:02,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:20:02,248 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:20:02,248 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:20:02,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:20:02,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:20:02,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:20:02,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:20:02,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:20:02,250 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:20:02,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:20:02,250 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:20:02,250 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_7097cb0d-47a8-41ee-b0ec-d5706602316b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b411c6ac71505d2c5059a06fd3211eebca89561d9ac8be37f9ecc9ff82a7a16 [2021-11-22 23:20:02,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:20:02,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:20:02,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:20:02,588 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:20:02,589 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:20:02,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-2.c [2021-11-22 23:20:02,696 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ/data/1323edafd/b6761495478245cbb283f9e3bfc46d93/FLAG6e4b64d5a [2021-11-22 23:20:03,259 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:20:03,260 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-2.c [2021-11-22 23:20:03,282 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ/data/1323edafd/b6761495478245cbb283f9e3bfc46d93/FLAG6e4b64d5a [2021-11-22 23:20:03,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ/data/1323edafd/b6761495478245cbb283f9e3bfc46d93 [2021-11-22 23:20:03,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:20:03,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:20:03,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:20:03,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:20:03,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:20:03,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:20:03" (1/1) ... [2021-11-22 23:20:03,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73115a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:03, skipping insertion in model container [2021-11-22 23:20:03,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:20:03" (1/1) ... [2021-11-22 23:20:03,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:20:03,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:20:03,866 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_7097cb0d-47a8-41ee-b0ec-d5706602316b/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-2.c[914,927] [2021-11-22 23:20:03,926 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_7097cb0d-47a8-41ee-b0ec-d5706602316b/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-2.c[7115,7128] [2021-11-22 23:20:03,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:20:04,004 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:20:04,016 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_7097cb0d-47a8-41ee-b0ec-d5706602316b/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-2.c[914,927] [2021-11-22 23:20:04,053 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_7097cb0d-47a8-41ee-b0ec-d5706602316b/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.05.cil-2.c[7115,7128] [2021-11-22 23:20:04,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:20:04,144 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:20:04,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:04 WrapperNode [2021-11-22 23:20:04,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:20:04,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:20:04,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:20:04,146 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:20:04,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:04" (1/1) ... [2021-11-22 23:20:04,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:04" (1/1) ... [2021-11-22 23:20:04,241 INFO L137 Inliner]: procedures = 63, calls = 73, calls flagged for inlining = 31, calls inlined = 31, statements flattened = 639 [2021-11-22 23:20:04,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:20:04,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:20:04,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:20:04,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:20:04,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:04" (1/1) ... [2021-11-22 23:20:04,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:04" (1/1) ... [2021-11-22 23:20:04,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:04" (1/1) ... [2021-11-22 23:20:04,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:04" (1/1) ... [2021-11-22 23:20:04,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:04" (1/1) ... [2021-11-22 23:20:04,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:04" (1/1) ... [2021-11-22 23:20:04,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:04" (1/1) ... [2021-11-22 23:20:04,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:20:04,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:20:04,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:20:04,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:20:04,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:04" (1/1) ... [2021-11-22 23:20:04,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:20:04,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:20:04,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:20:04,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7097cb0d-47a8-41ee-b0ec-d5706602316b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:20:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:20:04,407 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-22 23:20:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-22 23:20:04,407 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2021-11-22 23:20:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2021-11-22 23:20:04,408 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2021-11-22 23:20:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2021-11-22 23:20:04,408 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2021-11-22 23:20:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2021-11-22 23:20:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2021-11-22 23:20:04,409 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2021-11-22 23:20:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2021-11-22 23:20:04,409 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2021-11-22 23:20:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2021-11-22 23:20:04,410 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2021-11-22 23:20:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2021-11-22 23:20:04,410 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2021-11-22 23:20:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2021-11-22 23:20:04,410 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2021-11-22 23:20:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2021-11-22 23:20:04,411 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2021-11-22 23:20:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2021-11-22 23:20:04,411 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2021-11-22 23:20:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:20:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2021-11-22 23:20:04,412 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2021-11-22 23:20:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2021-11-22 23:20:04,412 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2021-11-22 23:20:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:20:04,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:20:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2021-11-22 23:20:04,413 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2021-11-22 23:20:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2021-11-22 23:20:04,413 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2021-11-22 23:20:04,550 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:20:04,552 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:20:05,321 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:20:05,646 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:20:05,646 INFO L301 CfgBuilder]: Removed 12 assume(true) statements. [2021-11-22 23:20:05,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:20:05 BoogieIcfgContainer [2021-11-22 23:20:05,649 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:20:05,651 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:20:05,651 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:20:05,662 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:20:05,662 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:20:05" (1/1) ... [2021-11-22 23:20:05,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:20:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:05,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 189 states and 277 transitions. [2021-11-22 23:20:05,754 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 277 transitions. [2021-11-22 23:20:05,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:20:05,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:05,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:06,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:06,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:06,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 201 states and 294 transitions. [2021-11-22 23:20:06,324 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 294 transitions. [2021-11-22 23:20:06,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:20:06,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:06,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:06,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:07,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:07,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 200 states and 291 transitions. [2021-11-22 23:20:07,150 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 291 transitions. [2021-11-22 23:20:07,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:20:07,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:07,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:07,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:07,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 210 states and 311 transitions. [2021-11-22 23:20:07,711 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 311 transitions. [2021-11-22 23:20:07,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:07,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:07,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:07,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:08,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:08,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 222 states and 334 transitions. [2021-11-22 23:20:08,403 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 334 transitions. [2021-11-22 23:20:08,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:08,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:08,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:08,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:08,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:08,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:08,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 239 states and 366 transitions. [2021-11-22 23:20:08,746 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 366 transitions. [2021-11-22 23:20:08,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:08,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:08,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:08,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:08,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:08,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 240 states and 366 transitions. [2021-11-22 23:20:08,866 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 366 transitions. [2021-11-22 23:20:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:08,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:08,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:08,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:08,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:08,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 241 states and 366 transitions. [2021-11-22 23:20:08,971 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 366 transitions. [2021-11-22 23:20:08,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:08,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:08,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:09,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:09,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:09,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 242 states and 366 transitions. [2021-11-22 23:20:09,039 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 366 transitions. [2021-11-22 23:20:09,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:09,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:09,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:09,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:09,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:09,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 243 states and 366 transitions. [2021-11-22 23:20:09,116 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 366 transitions. [2021-11-22 23:20:09,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:09,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:09,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:09,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:09,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 258 states and 399 transitions. [2021-11-22 23:20:09,566 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 399 transitions. [2021-11-22 23:20:09,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:09,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:09,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:09,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:09,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:09,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 259 states and 399 transitions. [2021-11-22 23:20:09,619 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 399 transitions. [2021-11-22 23:20:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:09,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:09,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:09,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:09,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:09,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:09,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 260 states and 399 transitions. [2021-11-22 23:20:09,666 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 399 transitions. [2021-11-22 23:20:09,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:09,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:09,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:09,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:10,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:10,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 269 states and 420 transitions. [2021-11-22 23:20:10,176 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 420 transitions. [2021-11-22 23:20:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:10,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:10,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:10,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:10,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:10,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 270 states and 420 transitions. [2021-11-22 23:20:10,222 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 420 transitions. [2021-11-22 23:20:10,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:10,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:10,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:10,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:10,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:10,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 278 states and 435 transitions. [2021-11-22 23:20:10,563 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 435 transitions. [2021-11-22 23:20:10,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:20:10,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:10,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:10,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:10,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:10,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 278 states and 434 transitions. [2021-11-22 23:20:10,598 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 434 transitions. [2021-11-22 23:20:10,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:20:10,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:10,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:10,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:11,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:11,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 288 states and 448 transitions. [2021-11-22 23:20:11,516 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 448 transitions. [2021-11-22 23:20:11,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:11,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:11,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:11,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:12,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:12,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 296 states and 464 transitions. [2021-11-22 23:20:12,036 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 464 transitions. [2021-11-22 23:20:12,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:20:12,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:12,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:12,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:12,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:12,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 303 states and 474 transitions. [2021-11-22 23:20:12,658 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 474 transitions. [2021-11-22 23:20:12,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:20:12,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:12,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:12,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:12,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:12,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 304 states and 477 transitions. [2021-11-22 23:20:12,898 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 477 transitions. [2021-11-22 23:20:12,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:20:12,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:12,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:12,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:13,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:14,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:14,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 314 states and 499 transitions. [2021-11-22 23:20:14,021 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 499 transitions. [2021-11-22 23:20:14,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:20:14,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:14,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:14,058 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:14,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:14,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 315 states and 500 transitions. [2021-11-22 23:20:14,073 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 500 transitions. [2021-11-22 23:20:14,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:20:14,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:14,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:14,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:17,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:17,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 337 states and 544 transitions. [2021-11-22 23:20:17,204 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 544 transitions. [2021-11-22 23:20:17,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:17,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:17,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:17,244 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:17,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:17,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 341 states and 549 transitions. [2021-11-22 23:20:17,464 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 549 transitions. [2021-11-22 23:20:17,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:17,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:17,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:17,494 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:18,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 341 states and 547 transitions. [2021-11-22 23:20:18,070 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 547 transitions. [2021-11-22 23:20:18,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:18,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:18,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 348 states and 564 transitions. [2021-11-22 23:20:18,881 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 564 transitions. [2021-11-22 23:20:18,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:18,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:19,390 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:21,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:21,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 361 states and 591 transitions. [2021-11-22 23:20:21,793 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 591 transitions. [2021-11-22 23:20:21,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:21,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:21,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:22,101 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:20:23,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:23,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 360 states and 588 transitions. [2021-11-22 23:20:23,450 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 588 transitions. [2021-11-22 23:20:23,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:23,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:23,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:23,882 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:27,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:27,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 385 states and 646 transitions. [2021-11-22 23:20:27,313 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 646 transitions. [2021-11-22 23:20:27,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:27,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:27,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:27,597 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:30,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:30,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 391 states and 664 transitions. [2021-11-22 23:20:30,278 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 664 transitions. [2021-11-22 23:20:30,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:30,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:30,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:30,580 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:34,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:34,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 403 states and 703 transitions. [2021-11-22 23:20:34,578 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 703 transitions. [2021-11-22 23:20:34,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:34,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:34,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:34,610 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:35,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:35,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 407 states and 714 transitions. [2021-11-22 23:20:35,865 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 714 transitions. [2021-11-22 23:20:35,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:35,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:35,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:35,901 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:36,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:36,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 409 states and 717 transitions. [2021-11-22 23:20:36,384 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 717 transitions. [2021-11-22 23:20:36,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:36,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:36,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:36,421 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:36,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:36,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 412 states and 723 transitions. [2021-11-22 23:20:36,842 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 723 transitions. [2021-11-22 23:20:36,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:36,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:36,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:36,875 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:37,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:37,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 413 states and 725 transitions. [2021-11-22 23:20:37,368 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 725 transitions. [2021-11-22 23:20:37,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:37,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:37,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:37,398 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:37,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:37,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 414 states and 727 transitions. [2021-11-22 23:20:37,415 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 727 transitions. [2021-11-22 23:20:37,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:37,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:37,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:37,453 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:38,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:38,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 417 states and 735 transitions. [2021-11-22 23:20:38,760 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 735 transitions. [2021-11-22 23:20:38,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:38,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:38,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:38,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:38,790 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:39,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:39,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 417 states and 723 transitions. [2021-11-22 23:20:39,429 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 723 transitions. [2021-11-22 23:20:39,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:39,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:39,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:39,458 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:39,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:39,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 417 states and 721 transitions. [2021-11-22 23:20:39,896 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 721 transitions. [2021-11-22 23:20:39,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:20:39,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:39,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:39,924 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:40,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:40,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 417 states and 717 transitions. [2021-11-22 23:20:40,159 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 717 transitions. [2021-11-22 23:20:40,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:40,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:40,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:40,207 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:20:42,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:42,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 425 states and 732 transitions. [2021-11-22 23:20:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 732 transitions. [2021-11-22 23:20:42,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:42,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:42,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:20:43,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:43,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 426 states and 736 transitions. [2021-11-22 23:20:43,500 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 736 transitions. [2021-11-22 23:20:43,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:43,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:43,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:43,523 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:44,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 433 states and 760 transitions. [2021-11-22 23:20:44,903 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 760 transitions. [2021-11-22 23:20:44,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:20:44,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,926 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:20:45,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:45,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 435 states and 765 transitions. [2021-11-22 23:20:45,384 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 765 transitions. [2021-11-22 23:20:45,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:45,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:45,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:45,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:45,413 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:45,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:45,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 433 states and 761 transitions. [2021-11-22 23:20:45,650 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 761 transitions. [2021-11-22 23:20:45,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:45,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:45,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:45,680 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:45,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:45,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 434 states and 762 transitions. [2021-11-22 23:20:45,946 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 762 transitions. [2021-11-22 23:20:45,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:45,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:45,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:45,976 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:46,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:46,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 435 states and 763 transitions. [2021-11-22 23:20:46,212 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 763 transitions. [2021-11-22 23:20:46,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:46,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:46,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:46,861 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:53,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:53,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 460 states and 829 transitions. [2021-11-22 23:20:53,275 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 829 transitions. [2021-11-22 23:20:53,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:53,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:53,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:53,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:20:53,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:53,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 462 states and 834 transitions. [2021-11-22 23:20:53,914 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 834 transitions. [2021-11-22 23:20:53,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:53,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:53,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:54,018 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:54,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:54,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 463 states and 835 transitions. [2021-11-22 23:20:54,345 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 835 transitions. [2021-11-22 23:20:54,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:54,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:54,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:54,383 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:20:54,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:54,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 465 states and 840 transitions. [2021-11-22 23:20:54,991 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 840 transitions. [2021-11-22 23:20:54,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:54,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:54,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:55,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:20:57,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:57,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 474 states and 859 transitions. [2021-11-22 23:20:57,797 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 859 transitions. [2021-11-22 23:20:57,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:57,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:57,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:57,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:57,831 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:57,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:57,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 462 states and 836 transitions. [2021-11-22 23:20:57,852 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 836 transitions. [2021-11-22 23:20:57,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:20:57,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:57,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:57,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:20:58,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:58,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 465 states and 843 transitions. [2021-11-22 23:20:58,831 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 843 transitions. [2021-11-22 23:20:58,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:20:58,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:58,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:58,858 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:20:59,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:59,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 470 states and 851 transitions. [2021-11-22 23:20:59,392 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 851 transitions. [2021-11-22 23:20:59,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:20:59,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:59,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:59,416 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:00,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:00,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 471 states and 854 transitions. [2021-11-22 23:21:00,063 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 854 transitions. [2021-11-22 23:21:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:00,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:00,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:00,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:00,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:00,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 469 states and 850 transitions. [2021-11-22 23:21:00,409 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 850 transitions. [2021-11-22 23:21:00,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:00,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:00,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:00,449 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:00,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:00,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 470 states and 851 transitions. [2021-11-22 23:21:00,791 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 851 transitions. [2021-11-22 23:21:00,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:00,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:00,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:00,824 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:01,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:01,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 471 states and 852 transitions. [2021-11-22 23:21:01,157 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 852 transitions. [2021-11-22 23:21:01,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:01,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:01,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:01,893 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:11,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:11,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 498 states and 924 transitions. [2021-11-22 23:21:11,007 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 924 transitions. [2021-11-22 23:21:11,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:11,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:11,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:11,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:11,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 499 states and 925 transitions. [2021-11-22 23:21:11,070 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 925 transitions. [2021-11-22 23:21:11,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:11,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:11,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:11,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:11,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:11,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:11,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 501 states and 930 transitions. [2021-11-22 23:21:11,728 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 930 transitions. [2021-11-22 23:21:11,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:11,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:11,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:11,760 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:12,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 502 states and 931 transitions. [2021-11-22 23:21:12,077 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 931 transitions. [2021-11-22 23:21:12,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:12,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:12,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:12,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:15,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:15,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 512 states and 954 transitions. [2021-11-22 23:21:15,988 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 954 transitions. [2021-11-22 23:21:15,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:15,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:15,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:16,020 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:16,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:16,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 500 states and 929 transitions. [2021-11-22 23:21:16,131 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 929 transitions. [2021-11-22 23:21:16,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:16,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:16,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:16,176 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:17,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 503 states and 936 transitions. [2021-11-22 23:21:17,338 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 936 transitions. [2021-11-22 23:21:17,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:21:17,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:17,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:17,365 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:21:19,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:19,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 510 states and 951 transitions. [2021-11-22 23:21:19,325 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 951 transitions. [2021-11-22 23:21:19,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:19,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:19,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:19,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:19,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 508 states and 947 transitions. [2021-11-22 23:21:19,633 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 947 transitions. [2021-11-22 23:21:19,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:19,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:19,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:19,659 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:19,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:19,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 509 states and 948 transitions. [2021-11-22 23:21:19,974 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 948 transitions. [2021-11-22 23:21:19,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:19,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:19,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:19,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:20,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:20,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:20,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 510 states and 949 transitions. [2021-11-22 23:21:20,314 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 949 transitions. [2021-11-22 23:21:20,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:20,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:20,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:21,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:33,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 539 states and 1026 transitions. [2021-11-22 23:21:33,609 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1026 transitions. [2021-11-22 23:21:33,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:33,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,643 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:33,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 540 states and 1027 transitions. [2021-11-22 23:21:33,666 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1027 transitions. [2021-11-22 23:21:33,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:33,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:33,697 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:34,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 542 states and 1032 transitions. [2021-11-22 23:21:34,586 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1032 transitions. [2021-11-22 23:21:34,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:34,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,621 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:35,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:35,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 543 states and 1033 transitions. [2021-11-22 23:21:35,224 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1033 transitions. [2021-11-22 23:21:35,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:35,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:35,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 545 states and 1038 transitions. [2021-11-22 23:21:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1038 transitions. [2021-11-22 23:21:36,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:36,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,117 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:39,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 550 states and 1050 transitions. [2021-11-22 23:21:39,191 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1050 transitions. [2021-11-22 23:21:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:39,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 553 states and 1056 transitions. [2021-11-22 23:21:40,819 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1056 transitions. [2021-11-22 23:21:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:40,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,847 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:41,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 542 states and 1032 transitions. [2021-11-22 23:21:41,582 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1032 transitions. [2021-11-22 23:21:41,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:21:41,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,628 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 545 states and 1039 transitions. [2021-11-22 23:21:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1039 transitions. [2021-11-22 23:21:42,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:21:42,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,991 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:21:45,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 552 states and 1054 transitions. [2021-11-22 23:21:45,762 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1054 transitions. [2021-11-22 23:21:45,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:21:45,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:46,074 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:21:48,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 554 states and 1057 transitions. [2021-11-22 23:21:48,966 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1057 transitions. [2021-11-22 23:21:48,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:21:48,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,995 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:51,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 560 states and 1068 transitions. [2021-11-22 23:21:51,418 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1068 transitions. [2021-11-22 23:21:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:21:51,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:51,449 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:53,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 566 states and 1085 transitions. [2021-11-22 23:21:53,197 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1085 transitions. [2021-11-22 23:21:53,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:21:53,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,224 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:53,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 564 states and 1081 transitions. [2021-11-22 23:21:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1081 transitions. [2021-11-22 23:21:53,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:21:53,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,667 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:54,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 565 states and 1082 transitions. [2021-11-22 23:21:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1082 transitions. [2021-11-22 23:21:54,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:21:54,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:54,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 566 states and 1083 transitions. [2021-11-22 23:21:54,630 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1083 transitions. [2021-11-22 23:21:54,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:21:54,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,657 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:54,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 566 states and 1082 transitions. [2021-11-22 23:21:54,673 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1082 transitions. [2021-11-22 23:21:54,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:21:54,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:54,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 568 states and 1086 transitions. [2021-11-22 23:21:54,727 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1086 transitions. [2021-11-22 23:21:54,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:21:54,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:22:12,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 599 states and 1164 transitions. [2021-11-22 23:22:12,700 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1164 transitions. [2021-11-22 23:22:12,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:22:12,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,738 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:22:12,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 601 states and 1168 transitions. [2021-11-22 23:22:12,762 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1168 transitions. [2021-11-22 23:22:12,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:22:12,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,799 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:22:12,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 602 states and 1169 transitions. [2021-11-22 23:22:12,823 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1169 transitions. [2021-11-22 23:22:12,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:22:12,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:14,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:14,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 604 states and 1175 transitions. [2021-11-22 23:22:14,694 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1175 transitions. [2021-11-22 23:22:14,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:22:14,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:14,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:14,724 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:15,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 605 states and 1176 transitions. [2021-11-22 23:22:15,179 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1176 transitions. [2021-11-22 23:22:15,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:22:15,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:15,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:17,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 607 states and 1182 transitions. [2021-11-22 23:22:17,200 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1182 transitions. [2021-11-22 23:22:17,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:22:17,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,227 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:18,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:18,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 608 states and 1185 transitions. [2021-11-22 23:22:18,156 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1185 transitions. [2021-11-22 23:22:18,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:22:18,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:18,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:18,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,183 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:21,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 612 states and 1193 transitions. [2021-11-22 23:22:21,004 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1193 transitions. [2021-11-22 23:22:21,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:22:21,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,028 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:22,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 615 states and 1199 transitions. [2021-11-22 23:22:22,997 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1199 transitions. [2021-11-22 23:22:23,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:22:23,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,028 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:23,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 604 states and 1175 transitions. [2021-11-22 23:22:23,916 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1175 transitions. [2021-11-22 23:22:23,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:22:23,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,938 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:26,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:26,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 607 states and 1183 transitions. [2021-11-22 23:22:26,267 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1183 transitions. [2021-11-22 23:22:26,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:22:26,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:26,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:26,285 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:30,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:30,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 617 states and 1207 transitions. [2021-11-22 23:22:30,470 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1207 transitions. [2021-11-22 23:22:30,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:22:30,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:30,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:30,495 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:32,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:32,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 623 states and 1218 transitions. [2021-11-22 23:22:32,451 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1218 transitions. [2021-11-22 23:22:32,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:22:32,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:32,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:32,493 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:33,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:33,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 625 states and 1222 transitions. [2021-11-22 23:22:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1222 transitions. [2021-11-22 23:22:33,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:22:33,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:33,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:33,051 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:33,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:33,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 623 states and 1218 transitions. [2021-11-22 23:22:33,440 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1218 transitions. [2021-11-22 23:22:33,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:22:33,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:33,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:33,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:33,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:33,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 624 states and 1219 transitions. [2021-11-22 23:22:33,885 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1219 transitions. [2021-11-22 23:22:33,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:22:33,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:33,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:33,910 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:22:34,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:34,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 625 states and 1220 transitions. [2021-11-22 23:22:34,585 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1220 transitions. [2021-11-22 23:22:34,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:22:34,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:34,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:34,622 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:22:34,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:34,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 627 states and 1224 transitions. [2021-11-22 23:22:34,649 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1224 transitions. [2021-11-22 23:22:34,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:22:34,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:34,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:34,677 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:22:34,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:34,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 629 states and 1228 transitions. [2021-11-22 23:22:34,697 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1228 transitions. [2021-11-22 23:22:34,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:22:34,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:34,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:35,017 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:22:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:40,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 640 states and 1252 transitions. [2021-11-22 23:22:40,426 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1252 transitions. [2021-11-22 23:22:40,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:22:40,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:40,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:41,711 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:01,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:01,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 664 states and 1314 transitions. [2021-11-22 23:23:01,359 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1314 transitions. [2021-11-22 23:23:01,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:23:01,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:01,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:01,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:01,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:01,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 666 states and 1318 transitions. [2021-11-22 23:23:01,421 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1318 transitions. [2021-11-22 23:23:01,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:23:01,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:01,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:01,449 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:01,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:01,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 667 states and 1319 transitions. [2021-11-22 23:23:01,470 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1319 transitions. [2021-11-22 23:23:01,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:23:01,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:01,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:01,893 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:07,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:07,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 677 states and 1342 transitions. [2021-11-22 23:23:07,732 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1342 transitions. [2021-11-22 23:23:07,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:23:07,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:07,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:07,760 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:09,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:09,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 678 states and 1346 transitions. [2021-11-22 23:23:09,035 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1346 transitions. [2021-11-22 23:23:09,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:23:09,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:09,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:09,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:09,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:09,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 679 states and 1347 transitions. [2021-11-22 23:23:09,585 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1347 transitions. [2021-11-22 23:23:09,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:23:09,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:09,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:09,604 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:10,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:10,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 680 states and 1351 transitions. [2021-11-22 23:23:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1351 transitions. [2021-11-22 23:23:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:23:10,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:10,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:10,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:14,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:14,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 683 states and 1357 transitions. [2021-11-22 23:23:14,071 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1357 transitions. [2021-11-22 23:23:14,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:23:14,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:14,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:14,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:16,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:16,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 686 states and 1363 transitions. [2021-11-22 23:23:16,425 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1363 transitions. [2021-11-22 23:23:16,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:23:16,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:16,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:16,445 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:18,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:18,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 689 states and 1369 transitions. [2021-11-22 23:23:18,622 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1369 transitions. [2021-11-22 23:23:18,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:23:18,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:18,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:18,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:19,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:19,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 678 states and 1345 transitions. [2021-11-22 23:23:19,825 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1345 transitions. [2021-11-22 23:23:19,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:23:19,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:19,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:22,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:22,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 681 states and 1352 transitions. [2021-11-22 23:23:22,730 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1352 transitions. [2021-11-22 23:23:22,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:23:22,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:22,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:22,761 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:23,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:23,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 681 states and 1351 transitions. [2021-11-22 23:23:23,431 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1351 transitions. [2021-11-22 23:23:23,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:23:23,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:23,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:23,449 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:23,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 679 states and 1346 transitions. [2021-11-22 23:23:23,892 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1346 transitions. [2021-11-22 23:23:23,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:23:23,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:23,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:23,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:24,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:24,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 680 states and 1347 transitions. [2021-11-22 23:23:24,594 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1347 transitions. [2021-11-22 23:23:24,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:23:24,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:24,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:24,612 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:25,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:25,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 681 states and 1348 transitions. [2021-11-22 23:23:25,138 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1348 transitions. [2021-11-22 23:23:25,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:23:25,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:25,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:25,165 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:26,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:26,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 682 states and 1349 transitions. [2021-11-22 23:23:26,286 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1349 transitions. [2021-11-22 23:23:26,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:23:26,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:26,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:26,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:27,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:27,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 684 states and 1352 transitions. [2021-11-22 23:23:27,615 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1352 transitions. [2021-11-22 23:23:27,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:23:27,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:27,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:27,639 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:34,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:34,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 694 states and 1377 transitions. [2021-11-22 23:23:34,321 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1377 transitions. [2021-11-22 23:23:34,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:23:34,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:34,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:34,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:36,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:36,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 696 states and 1379 transitions. [2021-11-22 23:23:36,101 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1379 transitions. [2021-11-22 23:23:36,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:23:36,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:36,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:37,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:37,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 685 states and 1357 transitions. [2021-11-22 23:23:37,423 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1357 transitions. [2021-11-22 23:23:37,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:23:37,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:37,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:37,444 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:23:39,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:39,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 692 states and 1367 transitions. [2021-11-22 23:23:39,183 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1367 transitions. [2021-11-22 23:23:39,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:23:39,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:39,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:39,213 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:23:40,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:40,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 693 states and 1370 transitions. [2021-11-22 23:23:40,404 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1370 transitions. [2021-11-22 23:23:40,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:23:40,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:40,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:40,439 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:41,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:41,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 695 states and 1373 transitions. [2021-11-22 23:23:41,092 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1373 transitions. [2021-11-22 23:23:41,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:23:41,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:41,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:41,125 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:41,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:41,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 697 states and 1376 transitions. [2021-11-22 23:23:41,750 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1376 transitions. [2021-11-22 23:23:41,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:23:41,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:41,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:41,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:41,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:41,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 699 states and 1380 transitions. [2021-11-22 23:23:41,812 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1380 transitions. [2021-11-22 23:23:41,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:23:41,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:41,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:41,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:41,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:41,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:41,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 701 states and 1384 transitions. [2021-11-22 23:23:41,865 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1384 transitions. [2021-11-22 23:23:41,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:23:41,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:41,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:42,236 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:51,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:51,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 715 states and 1414 transitions. [2021-11-22 23:23:51,754 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1414 transitions. [2021-11-22 23:23:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:23:51,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:51,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:51,782 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:23:53,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:53,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 716 states and 1417 transitions. [2021-11-22 23:23:53,594 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1417 transitions. [2021-11-22 23:23:53,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:23:53,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:53,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:53,617 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:53,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:53,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 718 states and 1420 transitions. [2021-11-22 23:23:53,648 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1420 transitions. [2021-11-22 23:23:53,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:23:53,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:53,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:53,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:53,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:53,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 720 states and 1423 transitions. [2021-11-22 23:23:53,688 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1423 transitions. [2021-11-22 23:23:53,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:23:53,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:53,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:53,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:53,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:53,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 722 states and 1426 transitions. [2021-11-22 23:23:53,729 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1426 transitions. [2021-11-22 23:23:53,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:23:53,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:53,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:53,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:53,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:53,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 724 states and 1430 transitions. [2021-11-22 23:23:53,777 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1430 transitions. [2021-11-22 23:23:53,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:23:53,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:53,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:23:54,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:54,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 726 states and 1433 transitions. [2021-11-22 23:23:54,279 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1433 transitions. [2021-11-22 23:23:54,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:23:54,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:54,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:54,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:07,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:07,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 742 states and 1469 transitions. [2021-11-22 23:24:07,097 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1469 transitions. [2021-11-22 23:24:07,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:24:07,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:07,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:07,128 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:24:07,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 744 states and 1472 transitions. [2021-11-22 23:24:07,803 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1472 transitions. [2021-11-22 23:24:07,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:24:07,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:07,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:07,822 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:24:15,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:15,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 757 states and 1496 transitions. [2021-11-22 23:24:15,732 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1496 transitions. [2021-11-22 23:24:15,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:24:15,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:15,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:15,772 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:24:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:17,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 758 states and 1499 transitions. [2021-11-22 23:24:17,337 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1499 transitions. [2021-11-22 23:24:17,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:24:17,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:17,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:24:21,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:21,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 765 states and 1517 transitions. [2021-11-22 23:24:21,119 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1517 transitions. [2021-11-22 23:24:21,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:24:21,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:21,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:21,133 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:24:21,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:21,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 765 states and 1516 transitions. [2021-11-22 23:24:21,147 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1516 transitions. [2021-11-22 23:24:21,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:24:21,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:21,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:21,168 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:21,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:21,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 767 states and 1519 transitions. [2021-11-22 23:24:21,205 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1519 transitions. [2021-11-22 23:24:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:24:21,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:21,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:21,232 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:21,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:21,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 769 states and 1522 transitions. [2021-11-22 23:24:21,272 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1522 transitions. [2021-11-22 23:24:21,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:24:21,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:21,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:21,671 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:36,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:36,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 787 states and 1572 transitions. [2021-11-22 23:24:36,694 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1572 transitions. [2021-11-22 23:24:36,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:24:36,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:36,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:36,710 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:24:38,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:38,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 792 states and 1582 transitions. [2021-11-22 23:24:38,723 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1582 transitions. [2021-11-22 23:24:38,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:24:38,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:38,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:38,738 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:24:40,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:40,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 793 states and 1584 transitions. [2021-11-22 23:24:40,314 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1584 transitions. [2021-11-22 23:24:40,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:24:40,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:40,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:40,335 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:40,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:40,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 795 states and 1587 transitions. [2021-11-22 23:24:40,366 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1587 transitions. [2021-11-22 23:24:40,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:24:40,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:40,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:40,386 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:40,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:40,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 797 states and 1590 transitions. [2021-11-22 23:24:40,414 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1590 transitions. [2021-11-22 23:24:40,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:24:40,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:40,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:40,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:40,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:40,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 799 states and 1593 transitions. [2021-11-22 23:24:40,462 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1593 transitions. [2021-11-22 23:24:40,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:24:40,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:40,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:40,852 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:24:51,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:51,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 814 states and 1625 transitions. [2021-11-22 23:24:51,894 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1625 transitions. [2021-11-22 23:24:51,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:24:51,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:51,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:53,254 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:24:57,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:57,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 814 states and 1624 transitions. [2021-11-22 23:24:57,319 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1624 transitions. [2021-11-22 23:24:57,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:24:57,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:57,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:57,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:57,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:57,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 816 states and 1627 transitions. [2021-11-22 23:24:57,409 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1627 transitions. [2021-11-22 23:24:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:24:57,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:57,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:57,441 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:57,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:57,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 818 states and 1630 transitions. [2021-11-22 23:24:57,629 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1630 transitions. [2021-11-22 23:24:57,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:24:57,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:57,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:57,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:57,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 820 states and 1633 transitions. [2021-11-22 23:24:57,700 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1633 transitions. [2021-11-22 23:24:57,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:24:57,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:57,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:57,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:24:57,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:57,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 822 states and 1636 transitions. [2021-11-22 23:24:57,758 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1636 transitions. [2021-11-22 23:24:57,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-22 23:24:57,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:57,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:57,780 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:24:59,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:59,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 827 states and 1651 transitions. [2021-11-22 23:24:59,045 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1651 transitions. [2021-11-22 23:24:59,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:24:59,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:59,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:59,069 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:25:01,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:01,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 829 states and 1654 transitions. [2021-11-22 23:25:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1654 transitions. [2021-11-22 23:25:01,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:25:01,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:01,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:01,999 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:02,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:02,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 830 states and 1655 transitions. [2021-11-22 23:25:02,041 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1655 transitions. [2021-11-22 23:25:02,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:25:02,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:02,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:02,059 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:03,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:03,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 831 states and 1656 transitions. [2021-11-22 23:25:03,384 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1656 transitions. [2021-11-22 23:25:03,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:25:03,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:03,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:03,453 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:04,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 832 states and 1657 transitions. [2021-11-22 23:25:04,952 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1657 transitions. [2021-11-22 23:25:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:25:04,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:04,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:04,971 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:05,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 833 states and 1662 transitions. [2021-11-22 23:25:05,794 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1662 transitions. [2021-11-22 23:25:05,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:25:05,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:05,813 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:08,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:08,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 839 states and 1677 transitions. [2021-11-22 23:25:08,560 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1677 transitions. [2021-11-22 23:25:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:25:08,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:08,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,584 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:25:10,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:10,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 844 states and 1692 transitions. [2021-11-22 23:25:10,048 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1692 transitions. [2021-11-22 23:25:10,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:25:10,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:10,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:10,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:10,071 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:11,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 845 states and 1696 transitions. [2021-11-22 23:25:11,448 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1696 transitions. [2021-11-22 23:25:11,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:25:11,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,465 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:11,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:11,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 846 states and 1697 transitions. [2021-11-22 23:25:11,491 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1697 transitions. [2021-11-22 23:25:11,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:25:11,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:11,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:13,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:13,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 847 states and 1698 transitions. [2021-11-22 23:25:13,016 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1698 transitions. [2021-11-22 23:25:13,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:25:13,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:13,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:13,029 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:14,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:14,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 848 states and 1703 transitions. [2021-11-22 23:25:14,641 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1703 transitions. [2021-11-22 23:25:14,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:25:14,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:14,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:17,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 854 states and 1718 transitions. [2021-11-22 23:25:17,501 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1718 transitions. [2021-11-22 23:25:17,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:25:17,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,516 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:25:18,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:18,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 855 states and 1719 transitions. [2021-11-22 23:25:18,857 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1719 transitions. [2021-11-22 23:25:18,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:25:18,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:18,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:18,874 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:25:19,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:19,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2067 states to 860 states and 1727 transitions. [2021-11-22 23:25:19,585 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1727 transitions. [2021-11-22 23:25:19,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:25:19,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:19,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:19,605 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:25:21,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 865 states and 1736 transitions. [2021-11-22 23:25:21,009 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1736 transitions. [2021-11-22 23:25:21,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:25:21,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:21,022 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:25:22,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 870 states and 1746 transitions. [2021-11-22 23:25:22,311 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1746 transitions. [2021-11-22 23:25:22,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:25:22,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,330 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:25:23,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:23,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 875 states and 1756 transitions. [2021-11-22 23:25:23,966 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1756 transitions. [2021-11-22 23:25:23,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:25:23,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:23,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:23,980 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:25:32,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:32,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 888 states and 1776 transitions. [2021-11-22 23:25:32,888 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1776 transitions. [2021-11-22 23:25:32,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:25:32,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:32,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:32,922 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:25:46,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 898 states and 1803 transitions. [2021-11-22 23:25:46,456 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1803 transitions. [2021-11-22 23:25:46,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:25:46,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,478 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:26:02,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 913 states and 1846 transitions. [2021-11-22 23:26:02,310 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1846 transitions. [2021-11-22 23:26:02,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:26:02,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:02,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:02,326 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:26:03,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:03,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 914 states and 1848 transitions. [2021-11-22 23:26:03,752 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1848 transitions. [2021-11-22 23:26:03,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:26:03,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:03,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:03,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:03,775 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:26:05,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:05,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 919 states and 1850 transitions. [2021-11-22 23:26:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1850 transitions. [2021-11-22 23:26:05,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:26:05,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:05,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:26:07,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:07,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 919 states and 1847 transitions. [2021-11-22 23:26:07,243 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1847 transitions. [2021-11-22 23:26:07,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:26:07,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:07,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:26:08,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:08,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 919 states and 1842 transitions. [2021-11-22 23:26:08,766 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1842 transitions. [2021-11-22 23:26:08,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:26:08,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:08,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:08,786 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:26:19,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:19,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 933 states and 1871 transitions. [2021-11-22 23:26:19,038 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1871 transitions. [2021-11-22 23:26:19,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:26:19,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:19,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:19,067 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-22 23:26:20,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:20,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 934 states and 1873 transitions. [2021-11-22 23:26:20,859 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1873 transitions. [2021-11-22 23:26:20,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:26:20,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:20,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:20,887 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:26:21,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:21,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 936 states and 1876 transitions. [2021-11-22 23:26:21,055 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1876 transitions. [2021-11-22 23:26:21,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:26:21,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:21,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:26:21,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:21,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 938 states and 1879 transitions. [2021-11-22 23:26:21,149 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1879 transitions. [2021-11-22 23:26:21,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:26:21,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:21,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:21,197 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:26:21,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:21,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 940 states and 1882 transitions. [2021-11-22 23:26:21,252 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1882 transitions. [2021-11-22 23:26:21,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:26:21,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:21,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:21,287 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:26:21,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:21,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 942 states and 1885 transitions. [2021-11-22 23:26:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1885 transitions. [2021-11-22 23:26:21,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:26:21,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:21,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:21,365 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:26:25,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:25,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 949 states and 1902 transitions. [2021-11-22 23:26:25,671 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1902 transitions. [2021-11-22 23:26:25,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:26:25,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:25,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:25,702 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:26:35,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:35,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 955 states and 1917 transitions. [2021-11-22 23:26:35,344 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1917 transitions. [2021-11-22 23:26:35,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:26:35,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:35,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:35,381 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:26:35,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:35,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 957 states and 1920 transitions. [2021-11-22 23:26:35,423 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1920 transitions. [2021-11-22 23:26:35,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:26:35,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:35,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:35,444 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:26:37,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:37,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 958 states and 1924 transitions. [2021-11-22 23:26:37,038 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1924 transitions. [2021-11-22 23:26:37,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:26:37,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:37,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:37,059 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-22 23:26:38,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:38,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 959 states and 1929 transitions. [2021-11-22 23:26:38,424 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1929 transitions. [2021-11-22 23:26:38,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:26:38,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:38,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-22 23:26:39,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:39,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 960 states and 1934 transitions. [2021-11-22 23:26:39,628 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1934 transitions. [2021-11-22 23:26:39,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:26:39,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:39,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:26:49,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:49,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 966 states and 1949 transitions. [2021-11-22 23:26:49,617 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1949 transitions. [2021-11-22 23:26:49,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:26:49,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:49,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:49,636 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:26:49,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:49,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 968 states and 1952 transitions. [2021-11-22 23:26:49,661 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1952 transitions. [2021-11-22 23:26:49,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:26:49,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:49,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:49,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:49,680 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:26:49,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:49,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 970 states and 1955 transitions. [2021-11-22 23:26:49,706 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1955 transitions. [2021-11-22 23:26:49,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:26:49,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:49,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:49,727 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:26:49,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 972 states and 1958 transitions. [2021-11-22 23:26:49,756 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1958 transitions. [2021-11-22 23:26:49,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:26:49,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:49,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:49,790 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:26:56,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:56,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 976 states and 1967 transitions. [2021-11-22 23:26:56,625 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1967 transitions. [2021-11-22 23:26:56,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:26:56,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:56,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:56,651 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:27:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:01,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 983 states and 1984 transitions. [2021-11-22 23:27:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1984 transitions. [2021-11-22 23:27:01,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:27:01,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:01,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:01,293 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:27:02,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:02,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 985 states and 1988 transitions. [2021-11-22 23:27:02,657 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1988 transitions. [2021-11-22 23:27:02,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:27:02,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:02,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:02,672 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-22 23:27:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:04,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 986 states and 1993 transitions. [2021-11-22 23:27:04,241 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1993 transitions. [2021-11-22 23:27:04,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:27:04,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:04,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:04,259 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-22 23:27:05,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:05,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 987 states and 1998 transitions. [2021-11-22 23:27:05,851 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1998 transitions. [2021-11-22 23:27:05,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:27:05,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:05,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:05,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:27:13,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:13,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 991 states and 2007 transitions. [2021-11-22 23:27:13,205 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 2007 transitions. [2021-11-22 23:27:13,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:27:13,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:13,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:13,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:13,234 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:27:26,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:26,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 1004 states and 2039 transitions. [2021-11-22 23:27:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2039 transitions. [2021-11-22 23:27:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:27:26,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:26,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:26,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:27:26,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1006 states and 2042 transitions. [2021-11-22 23:27:26,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2042 transitions. [2021-11-22 23:27:26,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:27:26,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:26,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:26,133 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:27:26,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:26,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 1008 states and 2045 transitions. [2021-11-22 23:27:26,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2045 transitions. [2021-11-22 23:27:26,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:27:26,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:26,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:27:30,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:30,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 1010 states and 2048 transitions. [2021-11-22 23:27:30,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 2048 transitions. [2021-11-22 23:27:30,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:27:30,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:30,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:30,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:30,043 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:27:34,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:34,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1017 states and 2064 transitions. [2021-11-22 23:27:34,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 2064 transitions. [2021-11-22 23:27:34,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:27:34,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:34,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:34,871 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:27:35,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:35,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1019 states and 2067 transitions. [2021-11-22 23:27:35,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2067 transitions. [2021-11-22 23:27:35,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:27:35,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:35,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:35,624 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:27:47,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:47,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 1030 states and 2094 transitions. [2021-11-22 23:27:47,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2094 transitions. [2021-11-22 23:27:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:27:47,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:47,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:47,804 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:27:57,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:57,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1041 states and 2120 transitions. [2021-11-22 23:27:57,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2120 transitions. [2021-11-22 23:27:57,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:27:57,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:57,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:27:57,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:27:57,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 1043 states and 2123 transitions. [2021-11-22 23:27:57,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2123 transitions. [2021-11-22 23:27:57,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:27:57,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:27:57,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:27:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:57,942 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:28:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:09,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 1056 states and 2154 transitions. [2021-11-22 23:28:09,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 2154 transitions. [2021-11-22 23:28:09,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:28:09,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:09,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:09,472 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:28:09,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:09,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 1058 states and 2157 transitions. [2021-11-22 23:28:09,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2157 transitions. [2021-11-22 23:28:09,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:28:09,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:09,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:09,544 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:28:09,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:09,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 1060 states and 2160 transitions. [2021-11-22 23:28:09,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 2160 transitions. [2021-11-22 23:28:09,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:28:09,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:09,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:09,613 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:28:13,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:13,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 1062 states and 2163 transitions. [2021-11-22 23:28:13,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 2163 transitions. [2021-11-22 23:28:13,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:28:13,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:13,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:13,913 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:28:18,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:18,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 1069 states and 2178 transitions. [2021-11-22 23:28:18,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2178 transitions. [2021-11-22 23:28:18,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:28:18,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:18,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:18,292 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:28:19,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:19,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 1071 states and 2181 transitions. [2021-11-22 23:28:19,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2181 transitions. [2021-11-22 23:28:19,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:28:19,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:19,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:19,283 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:28:30,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:30,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 1086 states and 2212 transitions. [2021-11-22 23:28:30,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 2212 transitions. [2021-11-22 23:28:30,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:28:30,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:30,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:30,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:28:35,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:35,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 1094 states and 2231 transitions. [2021-11-22 23:28:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2231 transitions. [2021-11-22 23:28:35,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:28:35,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:35,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:35,856 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:28:36,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:36,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 1094 states and 2230 transitions. [2021-11-22 23:28:36,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2230 transitions. [2021-11-22 23:28:36,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:28:36,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:36,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:36,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:36,649 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:28:37,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:37,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 1096 states and 2233 transitions. [2021-11-22 23:28:37,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2233 transitions. [2021-11-22 23:28:37,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:28:37,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:37,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:37,414 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:28:39,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:39,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 1097 states and 2235 transitions. [2021-11-22 23:28:39,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2235 transitions. [2021-11-22 23:28:39,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:28:39,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:39,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:39,196 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:28:40,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:40,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1098 states and 2238 transitions. [2021-11-22 23:28:40,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2238 transitions. [2021-11-22 23:28:40,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:28:40,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:40,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:40,746 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:28:42,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 1099 states and 2240 transitions. [2021-11-22 23:28:42,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 2240 transitions. [2021-11-22 23:28:42,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:28:42,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:42,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:42,160 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:28:51,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:28:51,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 1108 states and 2261 transitions. [2021-11-22 23:28:51,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2261 transitions. [2021-11-22 23:28:51,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:28:51,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:28:51,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:28:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:28:51,333 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:29:01,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:01,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 1119 states and 2287 transitions. [2021-11-22 23:29:01,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2287 transitions. [2021-11-22 23:29:01,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:01,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:01,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:01,559 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:29:10,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:10,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 1128 states and 2308 transitions. [2021-11-22 23:29:10,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 2308 transitions. [2021-11-22 23:29:10,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:10,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:10,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:10,505 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:29:19,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 1139 states and 2333 transitions. [2021-11-22 23:29:19,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2333 transitions. [2021-11-22 23:29:19,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:19,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,627 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:29:19,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 1141 states and 2336 transitions. [2021-11-22 23:29:19,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 2336 transitions. [2021-11-22 23:29:19,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:19,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,727 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:29:19,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:19,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 1143 states and 2339 transitions. [2021-11-22 23:29:19,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2339 transitions. [2021-11-22 23:29:19,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:19,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:19,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:19,817 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:29:20,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:20,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 1143 states and 2338 transitions. [2021-11-22 23:29:20,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2338 transitions. [2021-11-22 23:29:20,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:20,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:20,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:20,654 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:29:30,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 1156 states and 2369 transitions. [2021-11-22 23:29:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2369 transitions. [2021-11-22 23:29:30,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:30,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:30,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:30,952 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:29:31,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:31,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1158 states and 2372 transitions. [2021-11-22 23:29:31,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2372 transitions. [2021-11-22 23:29:31,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:31,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:31,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:31,774 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:29:31,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:31,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 1160 states and 2375 transitions. [2021-11-22 23:29:31,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2375 transitions. [2021-11-22 23:29:31,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:31,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:31,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:32,011 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-22 23:29:36,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:36,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 1164 states and 2384 transitions. [2021-11-22 23:29:36,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2384 transitions. [2021-11-22 23:29:36,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:36,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:36,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:36,456 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:29:36,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:36,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 1166 states and 2388 transitions. [2021-11-22 23:29:36,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2388 transitions. [2021-11-22 23:29:36,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:36,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:36,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:36,518 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:29:40,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:40,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 1172 states and 2398 transitions. [2021-11-22 23:29:40,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2398 transitions. [2021-11-22 23:29:40,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:40,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:40,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:40,796 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:29:47,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:47,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 1181 states and 2418 transitions. [2021-11-22 23:29:47,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2418 transitions. [2021-11-22 23:29:47,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:29:47,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:47,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:47,987 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:29:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 1183 states and 2421 transitions. [2021-11-22 23:29:48,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2421 transitions. [2021-11-22 23:29:48,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:29:48,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:48,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:48,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:48,765 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:29:50,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:50,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1184 states and 2424 transitions. [2021-11-22 23:29:50,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2424 transitions. [2021-11-22 23:29:50,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:29:50,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:50,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:50,463 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:29:52,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:52,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1185 states and 2426 transitions. [2021-11-22 23:29:52,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 2426 transitions. [2021-11-22 23:29:52,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:29:52,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:52,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:29:54,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:54,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 1186 states and 2428 transitions. [2021-11-22 23:29:54,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2428 transitions. [2021-11-22 23:29:54,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:29:54,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:54,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:54,213 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:29:57,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:29:57,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 1186 states and 2427 transitions. [2021-11-22 23:29:57,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2427 transitions. [2021-11-22 23:29:57,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:29:57,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:29:57,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:29:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:29:57,275 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:30:00,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:00,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1186 states and 2426 transitions. [2021-11-22 23:30:00,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2426 transitions. [2021-11-22 23:30:00,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:30:00,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:00,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:00,640 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:30:03,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:03,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 1186 states and 2425 transitions. [2021-11-22 23:30:03,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2425 transitions. [2021-11-22 23:30:03,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:30:03,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:03,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:03,744 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:30:07,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:07,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1186 states and 2424 transitions. [2021-11-22 23:30:07,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2424 transitions. [2021-11-22 23:30:07,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:30:07,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:07,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:30:16,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:16,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 1195 states and 2445 transitions. [2021-11-22 23:30:16,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2445 transitions. [2021-11-22 23:30:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:30:16,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:16,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:16,862 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:30:24,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:24,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 1204 states and 2465 transitions. [2021-11-22 23:30:24,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2465 transitions. [2021-11-22 23:30:24,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:30:24,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:24,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:24,337 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:30:30,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:30,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 1211 states and 2480 transitions. [2021-11-22 23:30:30,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2480 transitions. [2021-11-22 23:30:30,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:30:30,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:30,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:30,551 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:30:39,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:39,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 1222 states and 2505 transitions. [2021-11-22 23:30:39,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 2505 transitions. [2021-11-22 23:30:39,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:30:39,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:39,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:39,975 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:30:40,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:40,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 1224 states and 2508 transitions. [2021-11-22 23:30:40,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2508 transitions. [2021-11-22 23:30:40,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:30:40,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:40,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:40,055 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:30:47,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:30:47,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 1233 states and 2528 transitions. [2021-11-22 23:30:47,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 2528 transitions. [2021-11-22 23:30:47,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:30:47,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:30:47,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:30:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:30:47,761 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.