./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.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_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/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_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/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_d884a984-8b9c-4d4a-8016-266625e2b273/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 b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:11:51,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:11:51,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:11:51,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:11:51,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:11:51,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:11:51,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:11:51,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:11:51,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:11:51,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:11:51,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:11:51,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:11:51,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:11:51,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:11:51,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:11:51,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:11:51,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:11:51,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:11:51,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:11:51,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:11:51,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:11:51,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:11:51,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:11:51,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:11:51,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:11:51,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:11:51,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:11:51,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:11:51,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:11:51,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:11:51,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:11:51,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:11:51,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:11:51,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:11:51,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:11:51,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:11:51,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:11:51,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:11:51,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:11:51,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:11:51,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:11:51,250 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:11:51,283 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:11:51,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:11:51,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:11:51,285 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:11:51,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:11:51,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:11:51,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:11:51,286 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:11:51,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:11:51,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:11:51,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:11:51,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:11:51,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:11:51,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:11:51,288 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:11:51,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:11:51,289 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:11:51,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:11:51,289 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:11:51,289 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:11:51,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:11:51,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:11:51,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:11:51,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:11:51,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:11:51,291 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:11:51,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:11:51,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:11:51,292 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_d884a984-8b9c-4d4a-8016-266625e2b273/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 [2021-11-22 23:11:51,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:11:51,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:11:51,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:11:51,637 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:11:51,638 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:11:51,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-11-22 23:11:51,730 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ/data/93c32d3d8/8ab8534b875f4fc7a4153ec470a0a595/FLAG1d62bea7e [2021-11-22 23:11:52,288 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:11:52,289 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-11-22 23:11:52,327 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ/data/93c32d3d8/8ab8534b875f4fc7a4153ec470a0a595/FLAG1d62bea7e [2021-11-22 23:11:52,600 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ/data/93c32d3d8/8ab8534b875f4fc7a4153ec470a0a595 [2021-11-22 23:11:52,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:11:52,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:11:52,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:11:52,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:11:52,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:11:52,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:11:52" (1/1) ... [2021-11-22 23:11:52,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de7f9b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:52, skipping insertion in model container [2021-11-22 23:11:52,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:11:52" (1/1) ... [2021-11-22 23:11:52,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:11:52,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:11:52,939 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_d884a984-8b9c-4d4a-8016-266625e2b273/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44872,44885] [2021-11-22 23:11:52,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:11:52,957 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:11:53,021 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_d884a984-8b9c-4d4a-8016-266625e2b273/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44872,44885] [2021-11-22 23:11:53,038 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:11:53,051 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:11:53,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:53 WrapperNode [2021-11-22 23:11:53,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:11:53,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:11:53,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:11:53,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:11:53,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:53" (1/1) ... [2021-11-22 23:11:53,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:53" (1/1) ... [2021-11-22 23:11:53,138 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 528 [2021-11-22 23:11:53,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:11:53,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:11:53,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:11:53,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:11:53,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:53" (1/1) ... [2021-11-22 23:11:53,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:53" (1/1) ... [2021-11-22 23:11:53,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:53" (1/1) ... [2021-11-22 23:11:53,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:53" (1/1) ... [2021-11-22 23:11:53,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:53" (1/1) ... [2021-11-22 23:11:53,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:53" (1/1) ... [2021-11-22 23:11:53,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:53" (1/1) ... [2021-11-22 23:11:53,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:11:53,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:11:53,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:11:53,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:11:53,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:11:53" (1/1) ... [2021-11-22 23:11:53,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:11:53,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:11:53,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:11:53,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d884a984-8b9c-4d4a-8016-266625e2b273/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:11:53,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:11:53,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:11:53,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:11:53,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:11:53,400 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:11:53,402 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:11:53,431 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 23:11:54,102 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-11-22 23:11:54,102 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-11-22 23:11:54,102 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:11:54,306 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:11:54,307 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:11:54,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:54 BoogieIcfgContainer [2021-11-22 23:11:54,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:11:54,311 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:11:54,311 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:11:54,323 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:11:54,323 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:11:54" (1/1) ... [2021-11-22 23:11:54,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:11:54,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 104 states and 182 transitions. [2021-11-22 23:11:54,408 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 182 transitions. [2021-11-22 23:11:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:11:54,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:54,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:54,673 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 23:11:54,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:54,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 138 states and 214 transitions. [2021-11-22 23:11:54,998 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 214 transitions. [2021-11-22 23:11:55,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:11:55,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,143 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 23:11:55,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 173 states and 249 transitions. [2021-11-22 23:11:55,406 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 249 transitions. [2021-11-22 23:11:55,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:11:55,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,482 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 23:11:55,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 167 states and 236 transitions. [2021-11-22 23:11:55,501 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 236 transitions. [2021-11-22 23:11:55,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:11:55,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,589 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:55,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 174 states and 243 transitions. [2021-11-22 23:11:55,686 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 243 transitions. [2021-11-22 23:11:55,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:11:55,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,775 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:55,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:55,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 183 states and 252 transitions. [2021-11-22 23:11:55,911 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 252 transitions. [2021-11-22 23:11:55,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:11:55,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:55,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:55,951 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:56,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:56,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 191 states and 260 transitions. [2021-11-22 23:11:56,098 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 260 transitions. [2021-11-22 23:11:56,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:11:56,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:56,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:56,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:56,162 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:56,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:56,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 241 states and 348 transitions. [2021-11-22 23:11:56,813 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 348 transitions. [2021-11-22 23:11:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:11:56,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:56,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:56,851 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 276 states and 382 transitions. [2021-11-22 23:11:57,035 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 382 transitions. [2021-11-22 23:11:57,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:11:57,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:57,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:57,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:57,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 280 states and 406 transitions. [2021-11-22 23:11:57,812 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 406 transitions. [2021-11-22 23:11:57,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:11:57,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:57,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:57,862 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:58,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:58,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 291 states and 418 transitions. [2021-11-22 23:11:58,401 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 418 transitions. [2021-11-22 23:11:58,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:11:58,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:58,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:58,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:59,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:59,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 303 states and 431 transitions. [2021-11-22 23:11:59,104 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 431 transitions. [2021-11-22 23:11:59,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:11:59,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:59,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:59,140 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:11:59,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:11:59,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 306 states and 435 transitions. [2021-11-22 23:11:59,208 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 435 transitions. [2021-11-22 23:11:59,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:11:59,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:11:59,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:11:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:11:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:00,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:00,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 319 states and 449 transitions. [2021-11-22 23:12:00,003 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 449 transitions. [2021-11-22 23:12:00,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:12:00,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:00,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:00,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 320 states and 450 transitions. [2021-11-22 23:12:00,050 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 450 transitions. [2021-11-22 23:12:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:12:00,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:00,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:00,118 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:01,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:01,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 334 states and 465 transitions. [2021-11-22 23:12:01,084 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 465 transitions. [2021-11-22 23:12:01,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:12:01,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:01,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:02,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:02,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 349 states and 481 transitions. [2021-11-22 23:12:02,253 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 481 transitions. [2021-11-22 23:12:02,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:12:02,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:02,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:02,311 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:03,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:03,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 365 states and 498 transitions. [2021-11-22 23:12:03,620 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 498 transitions. [2021-11-22 23:12:03,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:12:03,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:03,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:03,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:03,688 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:05,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:05,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 384 states and 518 transitions. [2021-11-22 23:12:05,137 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 518 transitions. [2021-11-22 23:12:05,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:12:05,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:05,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:05,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:05,205 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:06,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 404 states and 539 transitions. [2021-11-22 23:12:06,957 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 539 transitions. [2021-11-22 23:12:06,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:12:06,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:06,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:07,033 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:08,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:08,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 421 states and 557 transitions. [2021-11-22 23:12:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 557 transitions. [2021-11-22 23:12:08,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:12:08,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:08,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:09,006 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:12:09,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:09,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 423 states and 567 transitions. [2021-11-22 23:12:09,310 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 567 transitions. [2021-11-22 23:12:09,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:12:09,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:09,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:12:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:09,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 425 states and 577 transitions. [2021-11-22 23:12:09,735 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 577 transitions. [2021-11-22 23:12:09,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:12:09,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:09,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:09,828 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:11,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:11,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 443 states and 596 transitions. [2021-11-22 23:12:11,877 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 596 transitions. [2021-11-22 23:12:11,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:12:11,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:11,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:11,952 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:12,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:12,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 454 states and 636 transitions. [2021-11-22 23:12:12,421 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 636 transitions. [2021-11-22 23:12:12,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:12:12,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:12,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:12,444 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:12,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:12,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 455 states and 642 transitions. [2021-11-22 23:12:12,675 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 642 transitions. [2021-11-22 23:12:12,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:12:12,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:12,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:12,694 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:12,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:12,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 464 states and 653 transitions. [2021-11-22 23:12:12,897 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 653 transitions. [2021-11-22 23:12:12,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:12:12,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:12,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:12,916 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:13,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:13,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 465 states and 656 transitions. [2021-11-22 23:12:13,109 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 656 transitions. [2021-11-22 23:12:13,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:12:13,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:13,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:13,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:13,199 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:15,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:15,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 486 states and 678 transitions. [2021-11-22 23:12:15,885 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 678 transitions. [2021-11-22 23:12:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:12:15,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:15,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:15,906 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:16,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 494 states and 686 transitions. [2021-11-22 23:12:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 686 transitions. [2021-11-22 23:12:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:12:16,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:16,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:19,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:19,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 516 states and 709 transitions. [2021-11-22 23:12:19,657 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 709 transitions. [2021-11-22 23:12:19,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:12:19,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:19,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:19,678 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:22,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:22,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 539 states and 732 transitions. [2021-11-22 23:12:22,864 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 732 transitions. [2021-11-22 23:12:22,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:12:22,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:22,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:23,297 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:27,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:27,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 555 states and 798 transitions. [2021-11-22 23:12:27,197 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 798 transitions. [2021-11-22 23:12:27,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:12:27,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:27,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:28,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 567 states and 831 transitions. [2021-11-22 23:12:28,965 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 831 transitions. [2021-11-22 23:12:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:12:28,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:28,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:29,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:29,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 569 states and 835 transitions. [2021-11-22 23:12:29,737 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 835 transitions. [2021-11-22 23:12:29,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:12:29,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:29,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:29,758 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:30,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:30,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 570 states and 837 transitions. [2021-11-22 23:12:30,250 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 837 transitions. [2021-11-22 23:12:30,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:12:30,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:30,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:30,272 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:30,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:30,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 572 states and 841 transitions. [2021-11-22 23:12:30,854 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 841 transitions. [2021-11-22 23:12:30,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:12:30,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:30,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:30,876 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:31,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:31,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 573 states and 847 transitions. [2021-11-22 23:12:31,181 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 847 transitions. [2021-11-22 23:12:31,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:12:31,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:31,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:31,332 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 597 states and 874 transitions. [2021-11-22 23:12:36,175 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 874 transitions. [2021-11-22 23:12:36,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:12:36,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:36,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:36,378 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:38,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:38,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 603 states and 897 transitions. [2021-11-22 23:12:38,110 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 897 transitions. [2021-11-22 23:12:38,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:12:38,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:38,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:38,200 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 601 states and 892 transitions. [2021-11-22 23:12:38,509 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 892 transitions. [2021-11-22 23:12:38,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:12:38,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:38,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:38,637 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:44,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:44,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 627 states and 921 transitions. [2021-11-22 23:12:44,135 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 921 transitions. [2021-11-22 23:12:44,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:12:44,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:44,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:44,158 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:44,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:44,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 630 states and 928 transitions. [2021-11-22 23:12:44,729 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 928 transitions. [2021-11-22 23:12:44,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:12:44,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:44,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:44,755 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:45,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:45,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 633 states and 937 transitions. [2021-11-22 23:12:45,971 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 937 transitions. [2021-11-22 23:12:45,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:12:45,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:45,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:46,367 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:12:47,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:47,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 635 states and 949 transitions. [2021-11-22 23:12:47,150 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 949 transitions. [2021-11-22 23:12:47,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:12:47,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:47,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:47,173 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:51,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:51,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 649 states and 1004 transitions. [2021-11-22 23:12:51,436 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1004 transitions. [2021-11-22 23:12:51,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:12:51,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:51,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:51,467 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:12:52,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:52,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 658 states and 1014 transitions. [2021-11-22 23:12:52,069 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1014 transitions. [2021-11-22 23:12:52,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:12:52,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:52,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:52,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:52,101 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:12:52,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:52,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 667 states and 1022 transitions. [2021-11-22 23:12:52,448 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1022 transitions. [2021-11-22 23:12:52,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:12:52,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:52,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:52,617 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:12:59,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:12:59,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 692 states and 1049 transitions. [2021-11-22 23:12:59,563 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1049 transitions. [2021-11-22 23:12:59,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:12:59,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:12:59,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:12:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:12:59,718 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:07,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:07,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 719 states and 1078 transitions. [2021-11-22 23:13:07,389 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1078 transitions. [2021-11-22 23:13:07,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:13:07,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:07,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:07,410 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:08,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:08,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 725 states and 1091 transitions. [2021-11-22 23:13:08,250 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1091 transitions. [2021-11-22 23:13:08,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:13:08,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:08,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:08,278 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:13:08,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:08,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 733 states and 1098 transitions. [2021-11-22 23:13:08,623 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1098 transitions. [2021-11-22 23:13:08,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:13:08,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:08,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:08,662 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:12,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:12,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 734 states and 1101 transitions. [2021-11-22 23:13:12,103 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1101 transitions. [2021-11-22 23:13:12,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:13:12,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:12,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:12,132 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:15,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 737 states and 1108 transitions. [2021-11-22 23:13:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1108 transitions. [2021-11-22 23:13:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:13:15,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:15,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:15,576 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:16,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 738 states and 1111 transitions. [2021-11-22 23:13:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1111 transitions. [2021-11-22 23:13:16,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:13:16,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:16,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:16,392 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:17,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:17,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 741 states and 1119 transitions. [2021-11-22 23:13:17,763 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1119 transitions. [2021-11-22 23:13:17,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:13:17,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:17,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:17,783 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:18,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:18,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 742 states and 1123 transitions. [2021-11-22 23:13:18,259 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1123 transitions. [2021-11-22 23:13:18,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:13:18,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:18,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:18,284 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:18,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:18,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 743 states and 1130 transitions. [2021-11-22 23:13:18,829 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1130 transitions. [2021-11-22 23:13:18,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:13:18,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:18,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:18,850 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:19,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:19,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 744 states and 1132 transitions. [2021-11-22 23:13:19,203 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1132 transitions. [2021-11-22 23:13:19,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:13:19,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:19,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:19,228 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:19,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:19,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 743 states and 1129 transitions. [2021-11-22 23:13:19,250 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1129 transitions. [2021-11-22 23:13:19,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:13:19,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:19,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:19,456 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:29,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:29,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 771 states and 1161 transitions. [2021-11-22 23:13:29,326 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1161 transitions. [2021-11-22 23:13:29,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-22 23:13:29,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:29,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:13:30,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:30,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 773 states and 1171 transitions. [2021-11-22 23:13:30,513 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1171 transitions. [2021-11-22 23:13:30,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-22 23:13:30,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:30,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:30,535 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:30,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:30,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 775 states and 1174 transitions. [2021-11-22 23:13:30,986 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1174 transitions. [2021-11-22 23:13:30,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-22 23:13:30,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:30,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:31,007 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:31,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:31,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 775 states and 1170 transitions. [2021-11-22 23:13:31,418 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1170 transitions. [2021-11-22 23:13:31,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-22 23:13:31,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:31,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:31,636 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:42,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 804 states and 1201 transitions. [2021-11-22 23:13:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1201 transitions. [2021-11-22 23:13:42,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:13:42,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:42,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:43,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 811 states and 1213 transitions. [2021-11-22 23:13:43,016 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1213 transitions. [2021-11-22 23:13:43,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:13:43,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:43,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:44,315 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 22 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:47,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:47,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 818 states and 1228 transitions. [2021-11-22 23:13:47,560 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1228 transitions. [2021-11-22 23:13:47,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:13:47,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:47,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:47,701 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 22 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:53,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:53,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 821 states and 1236 transitions. [2021-11-22 23:13:53,023 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1236 transitions. [2021-11-22 23:13:53,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:13:53,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:53,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:53,045 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:53,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:53,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 819 states and 1230 transitions. [2021-11-22 23:13:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1230 transitions. [2021-11-22 23:13:53,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:13:53,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:53,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:53,659 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:13:53,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:53,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 820 states and 1231 transitions. [2021-11-22 23:13:53,682 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1231 transitions. [2021-11-22 23:13:53,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:13:53,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:53,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:53,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:53,929 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:02,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:02,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 837 states and 1279 transitions. [2021-11-22 23:14:02,595 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1279 transitions. [2021-11-22 23:14:02,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:14:02,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:02,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:02,621 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:03,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:03,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 839 states and 1282 transitions. [2021-11-22 23:14:03,205 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1282 transitions. [2021-11-22 23:14:03,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:14:03,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:03,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:03,227 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:12,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:12,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 856 states and 1348 transitions. [2021-11-22 23:14:12,328 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1348 transitions. [2021-11-22 23:14:12,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:14:12,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:12,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:12,350 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:14,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:14,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 859 states and 1362 transitions. [2021-11-22 23:14:14,753 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1362 transitions. [2021-11-22 23:14:14,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:14:14,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:14,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:14,777 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:15,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:15,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 860 states and 1369 transitions. [2021-11-22 23:14:15,764 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1369 transitions. [2021-11-22 23:14:15,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:14:15,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:15,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:16,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 861 states and 1373 transitions. [2021-11-22 23:14:16,507 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1373 transitions. [2021-11-22 23:14:16,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:14:16,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:16,526 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:17,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:17,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 855 states and 1357 transitions. [2021-11-22 23:14:17,370 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1357 transitions. [2021-11-22 23:14:17,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:14:17,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:17,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:17,631 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:33,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 885 states and 1393 transitions. [2021-11-22 23:14:33,057 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1393 transitions. [2021-11-22 23:14:33,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:14:33,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,080 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:14:34,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 887 states and 1405 transitions. [2021-11-22 23:14:34,987 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1405 transitions. [2021-11-22 23:14:34,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:14:34,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,134 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:46,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 895 states and 1425 transitions. [2021-11-22 23:14:46,681 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1425 transitions. [2021-11-22 23:14:46,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:14:46,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,758 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:14:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 906 states and 1454 transitions. [2021-11-22 23:14:52,837 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1454 transitions. [2021-11-22 23:14:52,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:14:52,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,867 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:14:58,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 917 states and 1494 transitions. [2021-11-22 23:14:58,333 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1494 transitions. [2021-11-22 23:14:58,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:14:58,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,362 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:14:59,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 918 states and 1496 transitions. [2021-11-22 23:14:59,474 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1496 transitions. [2021-11-22 23:14:59,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:14:59,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,495 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 922 states and 1506 transitions. [2021-11-22 23:15:03,008 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1506 transitions. [2021-11-22 23:15:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:15:03,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,424 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:23,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:23,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 953 states and 1541 transitions. [2021-11-22 23:15:23,126 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1541 transitions. [2021-11-22 23:15:23,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:15:23,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:23,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:23,145 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:24,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:24,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 963 states and 1553 transitions. [2021-11-22 23:15:24,017 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1553 transitions. [2021-11-22 23:15:24,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:15:24,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:24,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:24,387 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:38,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:38,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1019 states and 1663 transitions. [2021-11-22 23:15:38,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1663 transitions. [2021-11-22 23:15:38,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:15:38,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:38,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:38,055 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:38,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:38,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1021 states and 1666 transitions. [2021-11-22 23:15:38,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1666 transitions. [2021-11-22 23:15:38,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:15:38,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:38,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:38,797 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:15:40,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:40,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1023 states and 1676 transitions. [2021-11-22 23:15:40,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1676 transitions. [2021-11-22 23:15:40,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:15:40,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:40,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:40,401 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:15:41,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:41,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1024 states and 1678 transitions. [2021-11-22 23:15:41,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1678 transitions. [2021-11-22 23:15:41,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:15:41,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:41,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:41,191 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:41,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:41,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1026 states and 1681 transitions. [2021-11-22 23:15:41,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1681 transitions. [2021-11-22 23:15:41,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-22 23:15:41,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:41,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:43,211 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:48,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:48,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1032 states and 1696 transitions. [2021-11-22 23:15:48,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1696 transitions. [2021-11-22 23:15:48,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:48,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:48,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:48,786 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:15:50,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:50,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1034 states and 1709 transitions. [2021-11-22 23:15:50,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1709 transitions. [2021-11-22 23:15:50,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:50,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:50,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:53,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:53,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1039 states and 1716 transitions. [2021-11-22 23:15:53,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1716 transitions. [2021-11-22 23:15:53,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:53,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:53,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:53,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:53,349 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:54,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1074 states and 1750 transitions. [2021-11-22 23:15:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1750 transitions. [2021-11-22 23:15:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:15:54,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:54,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:58,001 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 2 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:23,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:23,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1087 states and 1806 transitions. [2021-11-22 23:16:23,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1806 transitions. [2021-11-22 23:16:23,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:16:23,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:23,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:23,651 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:49,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:49,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1119 states and 1846 transitions. [2021-11-22 23:16:49,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1846 transitions. [2021-11-22 23:16:49,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:49,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:49,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:49,101 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:59,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:59,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1141 states and 1873 transitions. [2021-11-22 23:16:59,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1873 transitions. [2021-11-22 23:16:59,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:16:59,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:59,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:59,896 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:01,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:01,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1142 states and 1876 transitions. [2021-11-22 23:17:01,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1876 transitions. [2021-11-22 23:17:01,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:17:01,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:01,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:01,152 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:02,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:02,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1154 states and 1900 transitions. [2021-11-22 23:17:02,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1900 transitions. [2021-11-22 23:17:02,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:17:02,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:02,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:02,047 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:02,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:02,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1156 states and 1902 transitions. [2021-11-22 23:17:02,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1902 transitions. [2021-11-22 23:17:02,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:17:02,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:02,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:02,089 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:02,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:02,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1158 states and 1905 transitions. [2021-11-22 23:17:02,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1905 transitions. [2021-11-22 23:17:02,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:17:02,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:02,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:02,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:02,535 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:17:03,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:03,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1159 states and 1908 transitions. [2021-11-22 23:17:03,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1908 transitions. [2021-11-22 23:17:03,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:17:03,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:03,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:09,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:09,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1163 states and 1923 transitions. [2021-11-22 23:17:09,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1923 transitions. [2021-11-22 23:17:09,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-22 23:17:09,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:09,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:09,473 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:37,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:37,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1196 states and 1960 transitions. [2021-11-22 23:17:37,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1960 transitions. [2021-11-22 23:17:37,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:37,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:37,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:37,987 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:17:41,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:41,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1206 states and 1971 transitions. [2021-11-22 23:17:41,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1971 transitions. [2021-11-22 23:17:41,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:41,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:41,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,728 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:17:43,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:43,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1208 states and 1977 transitions. [2021-11-22 23:17:43,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1977 transitions. [2021-11-22 23:17:43,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:43,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:43,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:43,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:43,373 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:17:44,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:44,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1209 states and 1981 transitions. [2021-11-22 23:17:44,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1981 transitions. [2021-11-22 23:17:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:44,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:44,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:44,657 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:45,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:45,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1222 states and 1999 transitions. [2021-11-22 23:17:45,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1999 transitions. [2021-11-22 23:17:45,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:45,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:45,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:46,410 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:17:53,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:53,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1234 states and 2019 transitions. [2021-11-22 23:17:53,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2019 transitions. [2021-11-22 23:17:53,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:53,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:53,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:53,036 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:17:54,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:54,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1235 states and 2022 transitions. [2021-11-22 23:17:54,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2022 transitions. [2021-11-22 23:17:54,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:54,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:54,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,579 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:54,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:54,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1237 states and 2025 transitions. [2021-11-22 23:17:54,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2025 transitions. [2021-11-22 23:17:54,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:54,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:54,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,640 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 23:17:57,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:57,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1245 states and 2037 transitions. [2021-11-22 23:17:57,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 2037 transitions. [2021-11-22 23:17:57,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:57,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:57,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:57,486 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:17:59,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1247 states and 2047 transitions. [2021-11-22 23:17:59,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2047 transitions. [2021-11-22 23:17:59,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:17:59,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,462 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:00,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1248 states and 2049 transitions. [2021-11-22 23:18:00,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 2049 transitions. [2021-11-22 23:18:00,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:18:00,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,324 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:00,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1250 states and 2051 transitions. [2021-11-22 23:18:00,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 2051 transitions. [2021-11-22 23:18:00,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:18:00,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,364 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:00,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1252 states and 2056 transitions. [2021-11-22 23:18:00,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2056 transitions. [2021-11-22 23:18:00,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:18:00,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,636 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:18:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1277 states and 2101 transitions. [2021-11-22 23:18:05,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2101 transitions. [2021-11-22 23:18:05,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:18:05,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,177 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 34 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:18:07,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1279 states and 2105 transitions. [2021-11-22 23:18:07,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2105 transitions. [2021-11-22 23:18:07,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:18:07,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,189 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:18:11,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1289 states and 2118 transitions. [2021-11-22 23:18:11,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 2118 transitions. [2021-11-22 23:18:11,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:18:11,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 34 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:18:14,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1291 states and 2126 transitions. [2021-11-22 23:18:14,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2126 transitions. [2021-11-22 23:18:14,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:18:14,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,103 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:15,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1306 states and 2148 transitions. [2021-11-22 23:18:15,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 2148 transitions. [2021-11-22 23:18:15,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:18:15,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,060 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:15,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1307 states and 2148 transitions. [2021-11-22 23:18:15,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 2148 transitions. [2021-11-22 23:18:15,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:18:15,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,121 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:18:15,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1308 states and 2149 transitions. [2021-11-22 23:18:15,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2149 transitions. [2021-11-22 23:18:15,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:18:15,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,182 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:16,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1313 states and 2159 transitions. [2021-11-22 23:18:16,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 2159 transitions. [2021-11-22 23:18:16,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:18:16,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,183 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:18,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1315 states and 2170 transitions. [2021-11-22 23:18:18,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2170 transitions. [2021-11-22 23:18:18,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:18:18,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,458 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:19,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1316 states and 2172 transitions. [2021-11-22 23:18:19,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 2172 transitions. [2021-11-22 23:18:19,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:18:19,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,722 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:18:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1326 states and 2184 transitions. [2021-11-22 23:18:24,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 2184 transitions. [2021-11-22 23:18:24,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:18:24,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,395 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:18:30,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1336 states and 2196 transitions. [2021-11-22 23:18:30,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 2196 transitions. [2021-11-22 23:18:30,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:18:30,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,492 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1337 states and 2197 transitions. [2021-11-22 23:18:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 2197 transitions. [2021-11-22 23:18:30,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:18:30,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,546 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:31,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1339 states and 2200 transitions. [2021-11-22 23:18:31,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2200 transitions. [2021-11-22 23:18:31,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:18:31,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,610 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:34,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1341 states and 2213 transitions. [2021-11-22 23:18:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 2213 transitions. [2021-11-22 23:18:34,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:18:34,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,346 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:35,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1358 states and 2236 transitions. [2021-11-22 23:18:35,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2236 transitions. [2021-11-22 23:18:35,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:18:35,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,783 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:38,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:38,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1360 states and 2249 transitions. [2021-11-22 23:18:38,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 2249 transitions. [2021-11-22 23:18:38,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:18:38,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:38,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:38,588 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:18:39,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:39,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1372 states and 2267 transitions. [2021-11-22 23:18:39,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2267 transitions. [2021-11-22 23:18:39,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:18:39,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:39,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:39,862 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:40,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:40,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 1377 states and 2279 transitions. [2021-11-22 23:18:40,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 2279 transitions. [2021-11-22 23:18:40,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:18:40,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:40,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:40,919 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:41,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:41,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1378 states and 2283 transitions. [2021-11-22 23:18:41,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 2283 transitions. [2021-11-22 23:18:41,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:18:41,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:41,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:41,158 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:42,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:42,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1396 states and 2306 transitions. [2021-11-22 23:18:42,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 2306 transitions. [2021-11-22 23:18:42,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:18:42,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:42,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:42,342 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 61 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:18:48,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:48,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1408 states and 2322 transitions. [2021-11-22 23:18:48,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 2322 transitions. [2021-11-22 23:18:48,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:18:48,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:48,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:48,349 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:18:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 1409 states and 2324 transitions. [2021-11-22 23:18:49,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2324 transitions. [2021-11-22 23:18:49,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:18:49,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:49,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:49,773 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:18:55,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:55,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1419 states and 2336 transitions. [2021-11-22 23:18:55,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 2336 transitions. [2021-11-22 23:18:55,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:18:55,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:55,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:55,539 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:18:56,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1420 states and 2338 transitions. [2021-11-22 23:18:56,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2338 transitions. [2021-11-22 23:18:56,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:18:56,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,644 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:57,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1421 states and 2339 transitions. [2021-11-22 23:18:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2339 transitions. [2021-11-22 23:18:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:18:57,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:57,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:57,763 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:57,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:57,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1422 states and 2341 transitions. [2021-11-22 23:18:57,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 2341 transitions. [2021-11-22 23:18:57,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:18:57,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:57,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:57,825 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:57,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:57,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 1423 states and 2343 transitions. [2021-11-22 23:18:57,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2343 transitions. [2021-11-22 23:18:57,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:18:57,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:57,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:57,891 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:59,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:59,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1436 states and 2358 transitions. [2021-11-22 23:18:59,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 2358 transitions. [2021-11-22 23:18:59,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:18:59,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:59,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:59,267 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:18:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:59,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 1437 states and 2361 transitions. [2021-11-22 23:18:59,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 2361 transitions. [2021-11-22 23:18:59,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:18:59,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:59,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:59,336 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:19:00,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:00,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1438 states and 2366 transitions. [2021-11-22 23:19:00,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2366 transitions. [2021-11-22 23:19:00,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:19:00,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:00,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:19:03,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 1440 states and 2379 transitions. [2021-11-22 23:19:03,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 2379 transitions. [2021-11-22 23:19:03,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:19:03,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,398 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 34 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:19:15,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 1454 states and 2451 transitions. [2021-11-22 23:19:15,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2451 transitions. [2021-11-22 23:19:15,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:19:15,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,160 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 34 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:19:17,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1456 states and 2460 transitions. [2021-11-22 23:19:17,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 2460 transitions. [2021-11-22 23:19:17,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:19:17,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,275 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 34 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:19:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 1466 states and 2469 transitions. [2021-11-22 23:19:18,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2469 transitions. [2021-11-22 23:19:18,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:19:18,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,237 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 32 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:33,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 1488 states and 2539 transitions. [2021-11-22 23:19:33,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 2539 transitions. [2021-11-22 23:19:33,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:19:33,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,892 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:19:35,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 1502 states and 2559 transitions. [2021-11-22 23:19:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2559 transitions. [2021-11-22 23:19:35,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:19:35,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,066 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:35,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1501 states and 2554 transitions. [2021-11-22 23:19:35,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2554 transitions. [2021-11-22 23:19:35,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:19:35,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,155 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 32 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:45,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 1514 states and 2613 transitions. [2021-11-22 23:19:45,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 2613 transitions. [2021-11-22 23:19:45,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:19:45,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:45,196 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 32 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:46,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:46,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 1515 states and 2627 transitions. [2021-11-22 23:19:46,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 2627 transitions. [2021-11-22 23:19:46,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:19:46,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:46,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:46,759 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 32 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:49,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:49,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 1517 states and 2638 transitions. [2021-11-22 23:19:49,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 2638 transitions. [2021-11-22 23:19:49,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:19:49,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:49,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:49,622 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:50,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 1537 states and 2664 transitions. [2021-11-22 23:19:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2664 transitions. [2021-11-22 23:19:50,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:19:50,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:50,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:50,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:50,932 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:52,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:52,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 1540 states and 2669 transitions. [2021-11-22 23:19:52,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 2669 transitions. [2021-11-22 23:19:52,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:19:52,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:52,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:52,414 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:19:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:52,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 1542 states and 2673 transitions. [2021-11-22 23:19:52,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2673 transitions. [2021-11-22 23:19:52,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:19:52,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:52,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:52,514 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:19:52,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:52,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 1543 states and 2673 transitions. [2021-11-22 23:19:52,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 2673 transitions. [2021-11-22 23:19:52,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:19:52,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:52,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:52,622 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:19:52,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:52,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 1544 states and 2673 transitions. [2021-11-22 23:19:52,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 2673 transitions. [2021-11-22 23:19:52,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:19:52,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:52,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:52,702 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:19:53,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:53,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 1545 states and 2678 transitions. [2021-11-22 23:19:53,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 2678 transitions. [2021-11-22 23:19:53,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:19:53,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:53,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:53,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:53,928 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:19:56,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:56,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 1546 states and 2686 transitions. [2021-11-22 23:19:56,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2686 transitions. [2021-11-22 23:19:56,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:19:56,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:56,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:56,338 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 62 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:02,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:02,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 1556 states and 2695 transitions. [2021-11-22 23:20:02,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 2695 transitions. [2021-11-22 23:20:02,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:20:02,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:02,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:05,274 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 31 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:31,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:31,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 1584 states and 2788 transitions. [2021-11-22 23:20:31,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 2788 transitions. [2021-11-22 23:20:31,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:20:31,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:31,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:31,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:31,041 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:34,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:34,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 1588 states and 2793 transitions. [2021-11-22 23:20:34,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 2793 transitions. [2021-11-22 23:20:34,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:20:34,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:34,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:34,907 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:20:39,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:39,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 1592 states and 2798 transitions. [2021-11-22 23:20:39,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 2798 transitions. [2021-11-22 23:20:39,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:20:39,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:39,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:20:43,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:43,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 1594 states and 2805 transitions. [2021-11-22 23:20:43,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 2805 transitions. [2021-11-22 23:20:43,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:20:43,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:43,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:43,607 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 1596 states and 2808 transitions. [2021-11-22 23:20:44,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 2808 transitions. [2021-11-22 23:20:44,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:20:44,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,947 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 1597 states and 2809 transitions. [2021-11-22 23:20:44,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 2809 transitions. [2021-11-22 23:20:44,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:20:44,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,997 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:46,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:46,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 1619 states and 2837 transitions. [2021-11-22 23:20:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 2837 transitions. [2021-11-22 23:20:46,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:20:46,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:46,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:46,654 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 60 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:20:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 1620 states and 2839 transitions. [2021-11-22 23:20:47,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 2839 transitions. [2021-11-22 23:20:47,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:20:47,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:47,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:20:56,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:56,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 1632 states and 2860 transitions. [2021-11-22 23:20:56,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2860 transitions. [2021-11-22 23:20:56,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:20:56,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:56,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:56,771 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:20:58,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:58,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 1643 states and 2874 transitions. [2021-11-22 23:20:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2874 transitions. [2021-11-22 23:20:58,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:20:58,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:58,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:59,862 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 37 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:11,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:11,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 1663 states and 2906 transitions. [2021-11-22 23:21:11,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 2906 transitions. [2021-11-22 23:21:11,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-22 23:21:11,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:11,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:11,810 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:21:11,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:11,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 1665 states and 2910 transitions. [2021-11-22 23:21:11,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2910 transitions. [2021-11-22 23:21:11,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:21:11,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:11,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:11,925 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:21:13,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:13,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 1669 states and 2914 transitions. [2021-11-22 23:21:13,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2914 transitions. [2021-11-22 23:21:13,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:21:13,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:13,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:13,217 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:21:19,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:19,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 1679 states and 2928 transitions. [2021-11-22 23:21:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2928 transitions. [2021-11-22 23:21:19,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:21:19,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:19,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:19,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:19,605 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:21:30,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 1689 states and 2943 transitions. [2021-11-22 23:21:30,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2943 transitions. [2021-11-22 23:21:30,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:21:30,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,644 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:32,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:32,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 1691 states and 2946 transitions. [2021-11-22 23:21:32,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2946 transitions. [2021-11-22 23:21:32,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:21:32,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:32,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:32,762 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:21:34,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 1709 states and 2967 transitions. [2021-11-22 23:21:34,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2967 transitions. [2021-11-22 23:21:34,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:21:34,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,580 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:21:40,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 1727 states and 2991 transitions. [2021-11-22 23:21:40,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2991 transitions. [2021-11-22 23:21:40,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:21:40,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,361 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:21:42,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:42,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 1728 states and 2992 transitions. [2021-11-22 23:21:42,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2992 transitions. [2021-11-22 23:21:42,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:21:42,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:42,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:42,107 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:21:48,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 1738 states and 3006 transitions. [2021-11-22 23:21:48,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3006 transitions. [2021-11-22 23:21:48,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:21:48,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,774 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:21:54,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 1750 states and 3028 transitions. [2021-11-22 23:21:54,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3028 transitions. [2021-11-22 23:21:54,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:21:54,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,284 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 38 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:35,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:35,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 1769 states and 3069 transitions. [2021-11-22 23:22:35,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3069 transitions. [2021-11-22 23:22:35,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:22:35,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:35,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:35,956 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:22:41,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:41,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1770 states and 3078 transitions. [2021-11-22 23:22:41,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3078 transitions. [2021-11-22 23:22:41,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:22:41,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:41,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:41,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:41,792 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:22:44,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:44,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 1772 states and 3080 transitions. [2021-11-22 23:22:44,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3080 transitions. [2021-11-22 23:22:44,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:22:44,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:44,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:44,289 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:22:47,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:47,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 1782 states and 3092 transitions. [2021-11-22 23:22:47,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3092 transitions. [2021-11-22 23:22:47,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:22:47,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:47,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:22:51,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:51,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 1792 states and 3110 transitions. [2021-11-22 23:22:51,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3110 transitions. [2021-11-22 23:22:51,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:22:51,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:51,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:51,552 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:22:54,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:54,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 1802 states and 3122 transitions. [2021-11-22 23:22:54,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3122 transitions. [2021-11-22 23:22:54,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:22:54,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:54,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:55,696 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:06,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 1866 states and 3267 transitions. [2021-11-22 23:23:06,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3267 transitions. [2021-11-22 23:23:06,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:23:06,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:06,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:06,916 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:23:08,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 1876 states and 3279 transitions. [2021-11-22 23:23:08,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3279 transitions. [2021-11-22 23:23:08,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:23:08,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:08,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:09,008 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:23:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:11,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 1886 states and 3289 transitions. [2021-11-22 23:23:11,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3289 transitions. [2021-11-22 23:23:11,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:23:11,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:11,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:11,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 52 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.